| V-69231 | High | The SSH daemon must be configured to use a FIPS 140-2 compliant cryptographic algorithm. | Use of weak or untested encryption algorithms undermines the purposes of utilizing encryption to protect data. Cryptographic modules must adhere to the higher standards approved by the federal... |
| V-6991 | High | UID(0) must be properly assigned. | User identifiers (ACF2 logonids, RACF userids, and Top Secret ACIDs), groups, and started tasks that use z/OS UNIX facilities are defined to an ACP with attributes including UID and GID. If these... |
| V-184 | High | LOGONIDs must not be defined to SYS1.UADS for non-emergency use. | SYS1.UADS is a dataset where LOGONIDs will be maintained with applicable password information when the ACP is not functional. If an unauthorized user has access to SYS1.UADS, they could enter... |
| V-108 | High | SYS1.PARMLIB is not limited to only system programmers. | SYS1.PARMLIB contains the parameters which control system IPL, configuration characteristics, security facilities, and performance. Unauthorized access could result in the compromise of the... |
| V-114 | High | Write or greater access to all LPA libraries must be limited to system programmers only. | LPA modules, once loaded into the Link Pack Area, are capable of performing APF-authorized functions. This authorization allows a program to bypass various levels of security checking.... |
| V-118 | High | The ACP security data sets and/or databases must be properly protected. | The Access Control Program (ACP) database files contain all access control information for the operating system environment and system resources. Unauthorized access could result in the compromise... |
| V-119 | High | Access greater than Read to the System Master Catalog must be limited to system programmers only. | System catalogs are the basis for locating all files on the system. Unauthorized access could result in the compromise of the operating system environment, ACP, and customer data.
|
| V-112 | High | Write or greater access to SYS1.LPALIB must be limited to system programmers only.
| SYS1.LPALIB is automatically APF-authorized during IPL processing and can contain SVCs. LPA modules, once loaded into the Link Pack Area, are capable of performing APF-authorized functions. This... |
| V-113 | High | Update and allocate access to all APF -authorized libraries are not limited to system programmers only. | The Authorized Program List designates those libraries that can contain program modules which possess a significant level of security bypass capability. Unauthorized access could result in the... |
| V-110 | High | Write or greater access to SYS1.SVCLIB must be limited to system programmers only. | This data set is automatically APF-authorized, contains system SVCs, and may also contain I/O appendages. Unauthorized access could result in the compromise of the operating system environment,... |
| V-111 | High | Write or greater access to SYS1.IMAGELIB must be limited to system programmers only.
| SYS1.IMAGELIB is a partitioned data set containing universal character set (UCS), forms control buffer (FCB), and printer control information. Most IBM standard UCS images are included in... |
| V-116 | High | Write or greater access to libraries that contain PPT modules must be limited to system programmers only. | Specific PPT designated program modules possess significant security bypass capabilities. Unauthorized access could result in the compromise of the operating system environment, ACP, and customer data. |
| V-115 | High | Write or greater access to SYS1.NUCLEUS must be limited to system programmers only. | This data set contains a large portion of the system initialization (IPL) programs and pointers to the master and alternate master catalog. Unauthorized access could result in the compromise of... |
| V-71223 | High | Libraries included in the system REXXLIB concatenation must be properly protected. | The libraries included in the system REXXLIB concatenation can contain program modules which possess a significant level of security bypass capability. Unauthorized access could result in the... |
| V-7021 | High | The HFSSEC resource class is not defined with DEFPROT. | The HFSSEC resource class configuration settings in the ACP impact the security level of z/OS UNIX. |
| V-15209 | High | Site does not maintain documented procedures to apply security related software patches to their system and does not maintain a log of when these patches were applied. | Vendors' code may contain vulnerabilities that may be exploited to cause denial of service or to violate the integrity of the system or data on the System. Most vendors develop patches to correct... |
| V-122 | High | Write or greater access to SYS1.UADS must be limited to system programmers only and read and update access must be limited to system programmer personnel and/or security personnel. | SYS1.UADS is the data set where emergency USERIDs are maintained. This ensures that logon processing can occur even if the ACP is not functional. Unauthorized access could result in the compromise... |
| V-240 | High | Security control ACIDs must be limited to the administrative authorities authorized and that require these privileges to perform their job duties. | Since control ACIDs possess a significant amount of power, it is important to limit the number of control ACIDs. These ACIDs can perform and control security administration. An ACID who possesses... |
| V-129 | High | Write or greater access to Libraries containing EXIT modules must be limited to system programmers only. | System exits have a wide range of uses and capabilities within any system. Exits may introduce security exposures within the system, modify audit trails, and alter individual user capabilities.... |
| V-79049 | High | NIST FIPS-validated cryptography must be used to protect passwords in the security database. | Use of weak or untested encryption algorithms undermines the purposes of utilizing encryption to protect data. Cryptographic modules must adhere to the higher standards approved by the federal... |
| V-205 | High | The MODE Control Option must be set to (FAIL). | The MODE Control Option selects the security mode in which TSS will operate for all facilities.
The system-wide options control the default settings for determining how the ACP will function when... |
| V-237 | High | ACIDs granted the CONSOLE attribute must be justified. | CONSOLE attribute grants the ability to modify SECURITY PRODUCT CONTROL options online, including capability to change many critical Control Options. Restricting this facility prevents operators... |
| V-234 | High | All system PROCLIB data sets must be limited to system programmers only | Unauthorized access to PROCLIB data sets referenced in the JES2 procedure can allow unauthorized modifications to STCs and other system level procedures. This could result in the compromise of... |
| V-233 | High | Emergency ACIDs must be properly limited and auditing resource access. | All emergency ACIDs should contain information identifying the ACID to an individual. Without this, accountability could be impaired. Since these are powerful ACIDs, it is imperative that all... |
| V-229 | High | The BYPASS attribute must be limited to just trusted STCs. | The BYPASS attribute permits STCs to bypass security checking. With this authority, a job or ACID could bypass all security checking, and could potentially alter or destroy critical system data. |
| V-225 | High | PASSWORD(NOPW) option must not be specified for any ACID type. | The PASSWORD(NOPW) option if specified, would allow access to ACIDs capability without specifying a password. This includes all ACID types (including USER, DCA, VCA, ZCA, LSCA, SCA, and MSCA)... |
| V-6958 | High | WebSphere MQ channel security must be implemented in accordance with security requirements. | WebSphere MQ Channel security can be configured to provide authentication, message privacy, and message integrity between queue managers. Secure Sockets Layer (SSL) uses encryption techniques,... |
| V-3900 | High | Vendor-supplied user accounts for the WebSphere Application Server must be defined to the ACP. | Vendor-supplied user accounts are defined to the ACP with factory-set passwords during the installation of the WebSphere Application Server (WAS). These user accounts are common to all WAS... |
| V-15098 | High | The Facility Control Option does not specify the sub option of MODE=FAIL. | The system-wide options control the default settings for determining how the ACP will function when handling requests for access to the operating system environment, ACP, and customer data. The... |
| V-36 | High | Dynamic lists must be protected in accordance with proper security requirements. | Dynamic lists provide a method of making z/OS system changes without interrupting the availability of the operating system. Failure to properly control access to these facilities could result in... |
| V-6960 | High | Websphere MQ switch profiles must be properly defined to the MQADMIN class.
| WebSphere MQ resources allow for the control of administrator functions, connections, commands, queues, processes, and namelists. Some resources provide the ability to disable or bypass security... |
| V-6972 | High | z/OS UNIX SUPERUSER resource must be protected in accordance with guidelines. | z/OS UNIX ACP-defined resources consist of sensitive capabilities including SUPERUSER, daemon, and numerous file manipulation privileges. Missing or inaccurate protection of these resources could... |
| V-19893 | High | Access to the TSS MODE resource class is inappropriate. | Access to the resources in the MODE resource class overrides the security mode in which an Acid will operate for all facilities. Acids with permission to these resources can compromise the... |
| V-69229 | High | The SSH daemon must be configured to only use the SSHv2 protocol.
| SSHv1 is not a DoD-approved protocol and has many well-known vulnerability exploits. Exploits of the SSH daemon could provide immediate root access to the system. |
| V-7545 | High | Unsupported system software is installed and active on the system. | When a vendor drops support of System Software, they no longer maintain security vulnerability patches to the software. Without vulnerability patches, it is impossible to verify that the system... |
| V-247 | High | Volume access greater than CREATE found in CA-Top Secret (TSS) database must be limited to authorized information technology personnel requiring access to perform their job duties. | Access authorization to data sets is verified by examining both volume access and data set access authorization. If a user has been authorized for any volume access greater than CREATE, then TSS... |
| V-243 | High | The number of ACIDs with MISC9 authority must be justified. ACIDs with MISC9 must be limited to the administrative authorities authorized and that require these privileges to perform their job duties. | The MISC9 authority deals with higher level administrative authorities. One of the authorities is The MISC9 authority deals with higher level administrative authorities. One of the authorities is... |
| V-6970 | High | z/OS UNIX resources must be protected in accordance with security requirements. | z/OS UNIX ACP-defined resources consist of sensitive capabilities including SUPERUSER, daemon, and numerous file manipulation privileges. Missing or inaccurate protection of these resources could... |
| V-3899 | Medium | The CBIND Resource(s) for the WebSphere Application Server is(are) not protected in accordance with security requirements. | SAF resources provide the ability to control access to functions and services of the WebSphere Application Server (WAS) environment. Many of these resources provide operational and administrative... |
| V-3898 | Medium | HFS objects for the WebSphere Application Server are not protected in accordance with the proper security requirements. | HFS directories and files provide the configuration, operational, and executable properties of the WebSphere Application Server (WAS) environment. Many of these objects are responsible for the... |
| V-6919 | Medium | JES2 input sources are improperly protected.
| JES2 input sources provide a variety of channels for job submission. Failure to properly control the use of these input sources could result in unauthorized submission of work into the operating... |
| V-6918 | Medium | RJE workstations and NJE nodes are not controlled in accordance with STIG requirements. | JES2 RJE workstations and NJE nodes provide a method of sending and receiving data (e.g., jobs, job output, and commands) from remote locations. Failure to properly identify and control these... |
| V-3897 | Medium | MVS data sets for the WebSphere Application Server are not protected in accordance with the proper security requirements. | MVS data sets provide the configuration, operational, and executable properties of the WebSphere Application Server (WAS) environment. Failure to properly protect these data sets may lead to... |
| V-3895 | Medium | DFSMS control data sets must be protected in accordance with security requirements. | DFSMS control data sets provide the configuration and operational characteristics of the system-managed storage environment. Failure to properly protect these data sets may result in unauthorized... |
| V-69233 | Medium | The SSH daemon must be configured with the Department of Defense (DoD) logon banner. | Failure to display the DoD logon banner prior to a logon attempt will negate legal proceedings resulting from unauthorized access to system resources. |
| V-36851 | Medium | NPPTHRESH Control Option will be properly set. | The NPPTHRESH Control Option sets the threshold value for the number of attempts allowed for new password re-verification before complete logon sequence needs restarting.
In accordance with DODI... |
| V-21948 | Medium | The TSS ALL record has inappropriate access to Facility Matrix Tables. | All users with the exception of the master security control ACID must be authorized to a facility in order to sign on to it. When the ALL record is assigned Facilities, by default all users on the... |
| V-36853 | Medium | PPHIST Control Option will be properly set. | The PPHIST is to prevent users from reusing old password phrases when their current one expires.
In accordance with DODI 8500.2 for DOD information systems processing sensitive information and... |
| V-222 | Medium | The TIMER Control Option is not set to (30). | The TIMER Control Option controls the interval at which data is written from TSS buffers to the audit tracking file.
The system-wide options control the default settings for determining how the... |
| V-3237 | Medium | The warning banner for the FTP Server must be specified properly. | A logon banner can be used to inform users about the environment during the initial logon. In the DISA environment, logon banners are used to warn users against unauthorized entry and the... |
| V-28603 | Medium | z/OS USS Software owning Shared accounts do not meet strict security and creation restrictions. | Shared accounts by nature are a violation of proper audit trail and proper user authentication. If not properly controlled, could cause system corruption without an audit trail tracking... |
| V-3236 | Medium | User exits for the FTP Server must not be used without proper approval and documentation. | Several user exit points in the FTP Server component are available to permit customization of its operating behavior. These exits can be used to modify functions such as FTP command usage, client... |
| V-83 | Medium | LNKAUTH=APFTAB is not specified in the IEASYSxx member(s) in the currently active parmlib data set(s). | Failure to specify LINKAUTH=APFTAB allows libraries other than those designated as APF to contain authorized modules which could bypass security and violate the integrity of the operating system... |
| V-86 | Medium | The review of AC=1 modules in APF authorized libraries must be reviewed annually and documentation verifying the modules integrity must be available. | The review of AC=1 modules that reside in APF authorized libraries must be reviewed annually. The IAO will maintain documentation identifying the integrity and justification of Vendor APF... |
| V-226 | Medium | Propagation control is not in use, thus allowing ACID inheritance. | Batch jobs should have associated ACIDs identified to the system to designate the resources available to the job. Propagation control is used to secure special ACIDs that are not subject to... |
| V-3233 | Medium | The FTP Server daemon is defined improperly. | The FTP Server daemon requires special privileges and access to sensitive resources to provide its system services. Failure to properly define and control the FTP Server daemon could lead to... |
| V-3232 | Medium | HFS objects for the z/OS UNIX Telnet Server will be properly protected. | HFS directories and files of the z/OS UNIX Telnet Server provide the configuration and executable properties of this product. Failure to properly secure these objects may lead to unauthorized... |
| V-6928 | Medium | JES2 system commands are not protected in accordance with security requirements. | JES2 system commands are used to control JES2 resources and the operating system environment. Failure to properly control access to JES2 system commands could result in unauthorized personnel... |
| V-3223 | Medium | VTAM session setup controls for the TN3270 Telnet Server must be properly specified.
| After a connection from a Telnet client to the TN3270 Telnet Server has been established, the process of session setup with a VTAM application occurs. A number of BEGINVTAM statements must be... |
| V-6920 | Medium | JES2 input sources must be properly controlled. | JES2 input sources provide a variety of channels for job submission. Failure to properly control the use of these input sources could result in unauthorized submission of work into the operating... |
| V-5627 | Medium | The hosts identified by the NSINTERADDR statement must be properly protected. | If the hosts identified by NSINTERADDR statement are not properly protected they can be stolen, damaged, or disturbed. Without adequate physical security, unauthorized users can access the host... |
| V-34 | Medium | System programs (e.g., exits, SVCs, etc.) must have approval of appropriate authority and/or documented correctly. | Many vendor products and applications require or provide operating system exits, SVCs, I/O appendages, special PPT privileges, and APF authorization. Without proper review, approval and adequate... |
| V-6923 | Medium | JESSPOOL resources are improperly protected.
| JES2 spool resources include all SYSOUT, SYSLOG, JESTRACE, and JESNEWS data sets. Failure to properly control JES2 spool resources could result in unauthorized personnel accessing job output,... |
| V-6924 | Medium | JESNEWS resources are improperly protected.
| JES2 spool resources include all SYSOUT, SYSLOG, JESTRACE, and JESNEWS data sets. Failure to properly control JES2 spool resources could result in unauthorized personnel accessing job output,... |
| V-6925 | Medium | JESTRACE and/or SYSLOG resources are improperly protected.
| JES2 spool resources include all SYSOUT, SYSLOG, JESTRACE, and JESNEWS data sets. Failure to properly control JES2 spool resources could result in unauthorized personnel accessing job output,... |
| V-6926 | Medium | JES2 spool resources will be controlled in accordance with security requirements. | JES2 spool resources include all SYSOUT, SYSLOG, JESTRACE, and JESNEWS data sets. Failure to properly control JES2 spool resources could result in unauthorized personnel accessing job output,... |
| V-31 | Medium | DFSMS resources must be protected in accordance with the proper security requirements. | DFSMS provides data, storage, program, and device management functions for the operating system. Some DFSMS storage administration functions allow a user to obtain a privileged status and... |
| V-4850 | Medium | Allocate access to system user catalogs must be limited to system programmers only. | System catalogs are the basis for locating all files on the system. Unauthorized access could result in the compromise of the operating system environment, ACP, and customer data. |
| V-182 | Medium | Memory and privileged program dumps must be protected in accordance with proper security requirements. | Access to memory and privileged program dumps running Trusted Control Block (TCB) key 0-7 may hold passwords, encryption keys, or other sensitive data that must not be made available. Failure to... |
| V-189 | Medium | The AUTH Control Option values specified are not set to (OVERRIDE,ALLOVER) or (MERGE,ALLOVER). | The AUTH Control Option indicates whether TSS will merge the user, profile, and all record for its access search, or whether TSS will search each one separately.
The system-wide options control... |
| V-188 | Medium | The ADSP (Automatic DataSet Protection) Control Option is not set to (NO). | The ADSP Control Option allows the TSS administrator to determine whether newly created data sets will be automatically protected.
The system-wide options control the default settings for... |
| V-6966 | Medium | WebSphere MQ Process resources are not protected in accordance with security requirements. | WebSphere MQ resources allow for the control of administrator functions, connections, commands, queues, processes, and namelists. Some resources provide the ability to disable or bypass security... |
| V-6967 | Medium | WebSphere MQ Namelist resources are not protected in accordance with security requirements. | WebSphere MQ resources allow for the control of administrator functions, connections, commands, queues, processes, and namelists. Some resources provide the ability to disable or bypass security... |
| V-7555 | Medium | Control options for the Top Secret CICS facilities do not meet minimum requirements. | TSS CICS facilities define the security controls in effect for CICS regions. Failure to code the appropriate values could result in degraded security. This exposure may result in unauthorized... |
| V-3239 | Medium | The permission bits and user audit bits for HFS objects that are part of the FTP Server component will be properly configured.
| HFS directories and files of the FTP Server provide the configuration and executable properties of this product. Failure to properly secure these objects may lead to unauthorized access resulting... |
| V-109 | Medium | Access to SYS1.LINKLIB is not properly protected. | This data set is automatically APF-authorized, contains system SVCs and the base PPT. Unauthorized access could result in the compromise of the operating system environment, ACP, and customer data. |
| V-6974 | Medium | z/OS UNIX MVS data sets or HFS objects are not properly protected. | For the z/OS UNIX environment, there are MVS data sets that contain operating system components, MVS data sets that contain HFS file systems with operating system components, and MVS data sets... |
| V-101 | Medium | Non-standard SMF data collection options specified. | SMF data collection is the basic unit of tracking of all system functions and actions. Included in this tracking data are the audit trails from each of the ACPs. If the control options for the... |
| V-103 | Medium | An automated process is not in place to collect and retain SMF data. | SMF data collection is the basic unit of tracking of all system functions and actions. Included in this racking data is the audit trail from the ACP. If the control options for the recording of... |
| V-102 | Medium | Required SMF data record types must be collected. | SMF data collection is the basic unit of tracking of all system functions and actions. Included in this tracking data are the audit records from each of the ACPs and system. If the required SMF... |
| V-105 | Medium | ACP database is not backed up on a scheduled basis. | Loss of the ACP database would cause an interruption in the service of the operating system environment. If regularly scheduled backups of this database are not processed, system recovery time... |
| V-104 | Medium | ACP database is not on a separate physical volume from its backup and recovery datasets. | The ACP backup and recovery data files provide the only means of recovering the ACP database in the event of its damage. In the case where this damage is to the physical volume on which it... |
| V-107 | Medium | PASSWORD data set and OS passwords are utilized. | All protection of system resources must come from the ACP. If multiple protection mechanisms are in place, the accessibility of data, specifically under contingency plan execution, is subject to... |
| V-106 | Medium | System DASD backups are not performed on a regularly scheduled basis. | If backups of the operating environment are not properly processed, implementation of a contingency plan would not include the data necessary to fully recover from any outage. |
| V-36852 | Medium | PPEXP Control Option will be properly set. | The PPEXP Control Option allows the site to specify a password expiration interval.
In accordance with DODI 8500.2 for DOD information systems processing sensitive information and above, and... |
| V-6977 | Medium | z/OS UNIX MVS data sets used as step libraries in /etc/steplib are not properly protected | For the z/OS UNIX environment, there are MVS data sets that contain operating system components, MVS data sets that contain HFS file systems with operating system components, and MVS data sets... |
| V-22 | Medium | Dataset masking characters are not properly defined to the security database. | TSS provides masking as an additional method for reducing the number of entries that must be made to secure the installation data sets. Shared patterns can be used as the operands of data set... |
| V-211 | Medium | The PTHRESH Control Option is not set to (2). | The PTHRESH Control Option selects a maximum password violation threshold. If the user exceeds the specified threshold by entering the wrong password too many times, TSS suspends the ACID.
The... |
| V-193 | Medium | The DEBUG Control Option value is not set to (OFF). | The DEBUG Control Option controls the production of debugging dumps used to determine the cause of abnormal error conditions.
The system-wide options control the default settings for determining... |
| V-213 | Medium | The PWHIST Control Option is not set to (10) or greater. | The purpose of the password history is to prevent users from reusing old passwords when their current one expires.
The system-wide options control the default settings for determining how the ACP... |
| V-191 | Medium | The CPFRCVUND Control Option value specified is not set to (NO). | The CPFRCVUND Control Option indicates whether or not the local node can receive commands propagated from nodes which have not been defined to the CPFNODES list.
The system-wide options control... |
| V-196 | Medium | The DOWN Control Option values specified are not set to (BW,SB,OW) and TW if users are still defined in SYS1.UADS, TN if only systems personnel are defined in SYS1.UADS. | The DOWN Control Option determines how jobs are initiated and passwords changed when the TSS address space is inactive.
The system-wide options control the default settings for determining how... |
| V-197 | Medium | The EXIT Control Option is not set to (ON) for DISA sites. | The EXIT Control Option activates and deactivates the installation exit. For non DISA sites this value is site defined. DISA sites use NCPASS.
The system-wide options control the default... |
| V-217 | Medium | The SUBACID Control Option is not set to (U,8). | The SUBACID Control Option indicates how TSS will derive an ACID for batch jobs that are submitted through an online terminal, from another batch job, or from a started task.
The system-wide... |
| V-195 | Medium | The DL1B Control Option is not set to (NO). | The DL1B Control Option is used to implement PSB and DBD security for IMS batch regions, and to provide access to the TSS application interface program.
The system-wide options control the... |
| V-198 | Medium | The HPBPW Control Option is not set to (3) days maximum. | The HPBPW Control Option selects the maximum number of days that TSS will honor an expired or previous password for batch jobs.
The system-wide options control the default settings for... |
| V-199 | Medium | The INACTIVE Control Option must be properly set. | The INACTIVE Control Option selects the number of days before TSS will deny an unused ACID access to the system after that ACIDs password has expired. There must be no access allowed after... |
| V-221 | Medium | The TEMPDS Control Option is not set to (YES). | The TEMPDS Control Option allows an installation to determine whether or not temporary data sets will be protected.
The system-wide options control the default settings for determining how the... |
| V-44 | Medium | CICS region logonid(s) must be defined and/or controlled in accordance with the security requirements. | CICS is a transaction-processing product that provides programmers with the facilities to develop interactive applications. Improperly defined or controlled CICS userids (i.e., region, default,... |
| V-3230 | Medium | Startup parameters for the z/OS UNIX Telnet Server are not specified properly. | The z/OS UNIX Telnet Server (i.e., otelnetd) provides interactive access to the z/OS UNIX shell. During the initialization process, startup parameters are read to define the characteristics of... |
| V-215 | Medium | The RECOVER Control Option is not set to (ON). | The system-wide options control the default settings for determining how the ACP will function when handling requests for access to the operating system environment, ACP, and customer data. The... |
| V-117 | Medium | Update and allocate access to LINKLIST libraries are not limited to system programmers only. | The primary function of the LINKLIST is to serve as a single repository for commonly used system modules. Failure to ensure that the proper set of libraries are designated for LINKLIST can impact... |
| V-297 | Medium | TSOAUTH resources must be restricted to authorized users. | The TSOAUTH resource class controls sensitive privileges, such as OPER, ACCOUNT, MOUNT, TESTAUTH, CONSOLE, and PARMLIB. Several of these privileges offer the ability, or provide a facility, to... |
| V-3219 | Medium | TCP/IP resources must be properly protected. | The Communication Server access authorization is used to protect TCP/IP resources such as stack, network, port, and other SERVAUTH resources. These resources provide additional security checks for... |
| V-3218 | Medium | The permission bits and user audit bits for HFS objects that are part of the Base TCP/IP component must be configured properly. | HFS directories and files of the Base TCP/IP component provide the configuration, operational, and executable properties of IBMs TCP/IP system product. Failure to properly secure these objects... |
| V-3215 | Medium | Configuration files for the TCP/IP stack are not properly specified. | The TCP/IP stack reads two configuration files to determine values for critical operational parameters. These file names are specified in multiple locations and, depending on the process, are... |
| V-3217 | Medium | PROFILE.TCPIP configuration statements for the TCP/IP stack are not coded properly. | The PROFILE.TCPIP configuration file provides system operation and configuration parameters for the TCP/IP stack. Inappropriate values could result in undesirable operations and degraded... |
| V-3216 | Medium | TCPIP.DATA configuration statements for the TCP/IP stack must be properly specified. | During the initialization of TCP/IP servers and clients, the TCPIP.DATA configuration file provides information that is essential for proper operations of TCP/IP applications. Inappropriate... |
| V-203 | Medium | The LOG Control Option is not set to (SMF,INIT, SEC9, MSG).
. | The LOG Control Option identifies the types of events that TSS will log, and specifies whether the events will be logged onto the audit tracking file and into the SMF files. This option also... |
| V-200 | Medium | The INSTDATA Control Option is not set to (0). | The INSTDATA Control Option controls the value of the 4-byte global data installation data area. This value is passed to the security exit developed at a particular site.
The system-wide options... |
| V-201 | Medium | The IOTRACE Control option must be set to (OFF). | The IOTRACE Control Option controls a diagnostic trace for use by technical support. The trace is produced on the TRACE/LOG data set.
The system-wide options control the default settings for... |
| V-206 | Medium | The MSUSPEND Control Option is not set to (YES). | The MSUSPEND Control Option allows the MSCA ACID to be suspended automatically if the password violation threshold is set via the PTHRESH option and that limit is exceeded. This will prevent a... |
| V-207 | Medium | NEWPW Control Options must be properly set. | Password complexity, or strength, is a measure of the effectiveness of a password in resisting guessing and brute-force attacks. Password complexity is one factor of several that determine how... |
| V-204 | Medium | The LUUPDONCE Control Option value specified is not set to (NO). | The LUUPDONCE Control Option indicates whether or not users last-used statistics are updated once a day following their first successful logon.
The system-wide options control the default... |
| V-54 | Medium | Surrogate users or Cross-Authorized ACIDs must be controlled in accordance with the proper requirements. | Surrogate users/Cross-Authorized ACIDs have the ability to submit jobs on behalf of another user (the execution user) without specifying the execution user's password. Jobs submitted by surrogate... |
| V-208 | Medium | The NJEUSER Control Option is not set to (NJESTORE). | The NJEUSER Control Option is used to define a default ACID to be used for NJE store and forward nodes where no other ACID can be identified.
The system-wide options control the default settings... |
| V-209 | Medium | The NPWRTHRESH Control Option is not set to (02). | The NPWRTHRESH Control Option sets the threshold value for the number of attempts allowed for new password reverification before complete logon sequence needs restarting.
The system-wide options... |
| V-127 | Medium | Access to SYS(x).TRACE is not limited to system programmers only. | SYS1.TRACE is used to trace and debug system problems. Unauthorized access could result in a compromise of the integrity and availability of all system data and processes. |
| V-22648 | Medium | Data set masking characters allowing access to all data sets must be properly restricted in the security database. | TSS provides masking as an additional method for reducing the number of entries that must be made to secure the installation data sets. Shared patterns can be used as the operands of data set... |
| V-125 | Medium | Access to SYSTEM DUMP data sets are not limited to system programmers only. | System DUMP data sets are used to record system data areas and virtual storage associated with system task failures. Unauthorized access could result in the compromise of the operating system... |
| V-124 | Medium | Update and allocate access to data sets used to backup and/or dump SMF collection files are not limited to system programmers and/or batch jobs that perform SMF dump processing. | SMF backup data sets are those data sets to which SMF data has been offloaded in order to ensure a historical tracking of individual user accountability. Unauthorized access could result in the... |
| V-123 | Medium | Update and allocate access to SMF collection files (i.e., SYS1.MANx) are not limited to system programmers and/or batch jobs that perform SMF dump processing. | SMF data collection is the system activity journaling facility of the z/OS system. With the proper parameter designations it serves as the basis to ensure individual user accountability. SMF... |
| V-121 | Medium | Update and allocate access to the JES2 System data sets (e.g., Spool, Checkpoint, and Initialization parameters) are not limited to system programmers only. | The JES2 System data sets are a common repository for all jobs submitted to the system and the associated printout and configuration of the JES2 environment. Unauthorized access could result in... |
| V-120 | Medium | Update and allocate access to all system-level product installation libraries are not limited to system programmers only. | System-level product installation libraries constitute the majority of the systems software libraries. Unauthorized access could result in the compromise of the operating system environment, ACP,... |
| V-128 | Medium | Access to System page data sets (i.e., PLPA, COMMON, and LOCALx) are not limited to system programmers. | Page data sets hold individual pages of virtual storage when they are paged out of real storage. Unauthorized access could result in the compromise of the operating system environment, ACP, and... |
| V-6937 | Medium | SYS(x).PARMLIB(IGDSMSxx), SMS parameter settings are not properly specified.
| Configuration properties of DFSMS are specified in various members of the system parmlib concatenation (e.g., SYS1.PARMLIB). Statements within these PDS members provide the execution,... |
| V-6936 | Medium | DFSMS control data sets are not properly protected. | DFSMS control data sets provide the configuration and operational characteristics of the system-managed storage environment. Failure to properly protect these data sets may result in unauthorized... |
| V-6933 | Medium | SMS Program Resources must be properly defined and protected. | DFSMS provides data, storage, program, and device management functions for the operating system. Some DFSMS storage administration functions allow a user to obtain a privileged status and... |
| V-3229 | Medium | The startup user account for the z/OS UNIX Telnet Server is not defined properly. | The z/OS UNIX Telnet Server (i.e., otelnetd) requires a UID(0) to provide its system services. After the user enters their userid and password, otelnetd switches to the security context of the... |
| V-6980 | Medium | WebSphere MQ channel security is not implemented in accordance with security requirements. | WebSphere MQ channel security can be configured to provide authentication, message privacy, and message integrity between queue managers. WebSphere MQ channels use SSL encryption techniques,... |
| V-7119 | Medium | CICS default logonid(s) must be defined and/or controlled in accordance with the security requirements. | CICS is a transaction-processing product that provides programmers with the facilities to develop interactive applications. Improperly defined or controlled CICS userids (i.e., region, default,... |
| V-3220 | Medium | Started tasks for the Base TCP/IP component must be defined in accordance with security requirements. | The TCP/IP started tasks require special privileges and access to sensitive resources to provide its system services. Failure to properly define and control these TCP/IP started tasks could lead... |
| V-3221 | Medium | MVS data sets for the Base TCP/IP component are not properly protected, | MVS data sets of the Base TCP/IP component provide the configuration, operational, and executable properties of IBMs TCP/IP system product. Failure to properly secure these data sets may lead to... |
| V-3222 | Medium | PROFILE.TCPIP configuration statements for the TN3270 Telnet Server must be properly specified. | The PROFILE.TCPIP configuration file provides system operation and configuration parameters for the TN3270 Telnet Server. Several of these parameters have potential impact to system security. ... |
| V-3224 | Medium | The warning banner for the TN3270 Telnet Server is not specified or properly specified. | A logon banner can be used to inform users about the environment during the initial logon. In the DISA environment, logon banners are used to warn users against unauthorized entry and the... |
| V-3226 | Medium | SSL encryption options for the TN3270 Telnet Server will be specified properly for each statement that defines a SECUREPORT or within the TELNETGLOBALS. | During the SSL connection process a mutually acceptable encryption algorithm is selected by the server and client. This algorithm is used to encrypt the data that subsequently flows between the... |
| V-3227 | Medium | SMF recording options for the TN3270 Telnet Server must be properly specified. | The TN3270 Telnet Server can provide audit data in the form of SMF records. The SMF data produced provides information about individual sessions. This data includes the VTAM application, the... |
| V-239 | Medium | Number of control ACIDs is not justified and properly assigned. | Since the control ACIDs are the security administrators and can execute security modification commands, it is important that this level of access be restricted to a limited number of ACIDs. The... |
| V-238 | Medium | ACIDs defined as security administrators do not have the attribute of NOATS. | NOATS prevents the TSS administrator ACID from signing on through automatic terminal signon. If an ACID has ATS enabled, a terminal could be automatically assigned that ACID without a user being... |
| V-236 | Medium | Password changes to the MSCA ACID will be documented in the change log. | The system MSCA will be a limited use ACID, which is not available to any individual for day to day processing. Limit its use only to performing required security administration functions. The... |
| V-235 | Medium | MSCA ACID will perform security administration only. | Since the MSCA is a special security administrator ACID, it has unlimited administrative authority. The MSCA can create SCAs and LSCAs, scope zones, extend the security database, so it should... |
| V-232 | Medium | DASD management ACIDs are not properly defined. | DASD management ACIDs require access to backup and restore all files and volumes, and thus present a high degree of risk to the environment. |
| V-231 | Medium | Batch ACID(s) submitted through RJE and NJE is (are) not sourced. | Jobs submitted through the RJE or NJE process will be sourced for submission to restrict the ACID so it can only be used from a specific remote number. This ensures that integrity is maintained. ... |
| V-230 | Medium | Started tasks must be properly defined to Top Secret. | Started procedures have system generated job statements that do not contain the user, or password statements. To enable the started procedure to access the same protected resources that users and... |
| V-31561 | Medium | Production WebSphere MQ Remotes must utilize Certified Name Filters (CNF) | IBM Websphere MQ can use a user ID associated with an ACP certificate as a channel user ID. When an entity at one end of an SSL channel receives a certificate from a remote connection, the entity... |
| V-7493 | Medium | Operating system commands (MVS.) of the OPERCMDS resource class are not properly owned.. | z/OS system commands provide a method of controlling the operating environment. Failure to properly control access to z/OS system commands could result in unauthorized personnel issuing sensitive... |
| V-6947 | Medium | z/OS UNIX security parameters for restricted network service(s) in /etc/inetd.conf are not properly specified. | Parameter settings in PARMLIB and /etc specify values for z/OS UNIX security controls. The parameters impact HFS data access and operating system services. Undesirable values can allow users to... |
| V-6944 | Medium | z/OS UNIX OMVS parameters in PARMLIB are not properly specified. | Parameter settings in PARMLIB and /etc specify values for z/OS UNIX security controls. The parameters impact HFS data access and operating system services. Undesirable values can allow users to... |
| V-6945 | Medium | z/OS UNIX BPXPRMxx security parameters in PARMLIB must be properly specified. | Parameter settings in PARMLIB and /etc specify values for z/OS UNIX security controls. The parameters impact HFS data access and operating system services. Undesirable values can allow users to... |
| V-6946 | Medium | z/OS UNIX HFS MapName files security parameters are not properly specified. | Parameter settings in PARMLIB and /etc specify values for z/OS UNIX security controls. The parameters impact HFS data access and operating system services. Undesirable values can allow users to... |
| V-6948 | Medium | TSS UNIX control option CHOWNURS must be properly set. | Parameter settings in TSS impact the security level of z/OS UNIX. |
| V-6949 | Medium | The VTAM USSTAB definitions are being used for unsecured terminals | VTAM options and definitions are used to define VTAM operational capabilities. They must be strictly controlled. Unauthorized users could override or change start options or network definitions.... |
| V-29532 | Medium | IEASYMUP resource will be protected in accordance with proper security requirements. | Failure to properly control access to the IEASYMUP resource could result in unauthorized
personnel modifying sensitive z/OS symbolic. This exposure may threaten the integrity and
availability of... |
| V-29952 | Medium | FTP Control cards will be properly stored in a secure PDS file. | FTP control cards carry unencrypted information such as userids, passwords and remote IP Addresses. Without a requirement to store this information separate from the JCL and in-stream JCL, it... |
| V-33795 | Medium | Sensitive and critical system data sets exist on shared DASD. | Any time a sensitive or critical system data set is allocated on a shared DASD device, it is critical to validate that it is properly protected on any additional systems that are sharing that... |
| V-126 | Medium | Update and allocate access to System backup files are not limited to system programmers and/or batch jobs that perform DASD backups. | System backup data sets are necessary for recovery of DASD resident data sets. Unauthorized access could result in the compromise of the operating system environment, ACP, and customer data. |
| V-7000 | Medium | The z/OS Default profiles must not be defined in TSS OMVS UNIX security parameters for classified systems. | TSS UNIQUSER control option will automatically assign a UID to any user who logs on to OMVS without an OMVS segment. Parameter settings in the TSS impact the security level of z/OS UNIX. In... |
| V-3331 | Medium | The ACP audit logs must be reviewed on a regular basis . | Each ACP has the ability to produce audit records, based on specific security-related events. Audit Trail, Monitoring, Analysis and Reporting provides automated, continuous on-line monitoring and... |
| V-228 | Medium | Default ACID must be properly defined. | The default ACID will be applied to any job that does not have a valid ACID associated with it. The FAIL mode ensures that access requests not conforming to the existing rule will fail. If the... |
| V-6922 | Medium | JES2 output devices must be properly controlled for Classified Systems. | JES2 output devices provide a variety of channels to which output can be processed. Failure to properly control these output devices could result in unauthorized personnel accessing output. This... |
| V-3905 | Medium | WebSphere MQ all update and alter access to MQSeries/WebSphere MQ product and system data sets are not properly restricted | MVS data sets provide the configuration, operational, and executable properties of WebSphere MQ. Some data sets are responsible for the security implementation of WebSphere MQ. Failure to... |
| V-3904 | Medium | WebSphere MQ started tasks are not defined in accordance with the proper security requirements. | Started tasks are used to execute WebSphere MQ queue manager services. Improperly defined WebSphere MQ started tasks may result in inappropriate access to application resources and the loss of... |
| V-70 | Medium | The ADMINBY Control Option is not set to ADMINBY. | The ADMINBY Control Option enables administrative information to be recorded for facilities added and resources permitted.
The system-wide options control the default settings for determining how... |
| V-223 | Medium | The VTHRESH Control Option values specified are not set to (10,NOT,CAN). | The VTHRESH Control Option selects an access violation threshold for users, batch jobs and started tasks, and selects the action that TSS will take when the threshold is reached.
The system-wide... |
| V-3903 | Medium | User timeout parameter values for WebSphere MQ queue managers are not specified in accordance with security requirements.
| Users signed on to a WebSphere MQ queue manager could leave their terminals unattended for long periods of time. This may allow unauthorized individuals to gain access to WebSphere MQ resources... |
| V-227 | Medium | Scheduled production batch ACIDs must specify the BATCH Facility and the Batch Job Scheduler must be authorized to the Scheduled production batch ACID. | Batch jobs should have associated ACIDs defined to the system to designate the resources available to the job. Access levels for batch jobs should be limited to those levels required to perform... |
| V-7516 | Medium | CICS system data sets are not properly protected. | CICS is a transaction-processing product that provides programmers with the facilities to develop interactive applications. Unauthorized access to CICS system data sets (i.e., product, security,... |
| V-210 | Medium | The PRODUCTS Control Option is not set to (TSO/E) . | The PRODUCTS Control Option allows the site to list special products that are installed on the system.
The system-wide options control the default settings for determining how the ACP will... |
| V-3901 | Medium | The WebSphere Application Server plug-in is not specified in accordance with the proper security requirements. | Requests processed by the WebSphere Application Server (WAS) are dependent on directives configured in the HTTP server httpd.conf file. These directives specify critical files containing the WAS... |
| V-302 | Medium | CICS System Initialization Table (SIT) parameter values must be specified in accordance with proper security requirements. | The CICS SIT is used to define system operation and configuration parameters of a CICS system. Several of these parameters control the security within a CICS region. Failure to code the... |
| V-190 | Medium | The AUTOERASE Control Option must be set to (ALL) for all systems. | AUTOERASE will force TSS to erase all residual information on DASD.
The system-wide options control the default settings for determining how the ACP will function when handling requests for... |
| V-3240 | Medium | MVS data sets for the FTP Server are not properly protected. | MVS data sets of the FTP Server provide the configuration and operational characteristics of this product. Failure to properly secure these data sets may lead to unauthorized access resulting in... |
| V-90 | Medium | Inapplicable PPT entries have not been invalidated. | If invalid or inapplicable PPT entries exist, a venue is provided for the introduction of trojan horse modules with security bypass capabilities. |
| V-212 | Medium | The PWEXP Control Option is not set to (60). | The PWEXP Control Option allows the site to specify a password expiration interval.
The system-wide options control the default settings for determining how the ACP will function when handling... |
| V-6956 | Medium | The System datasets used to support the VTAM network are improperly secured. | VTAM options and definitions are used to define VTAM operational capabilities. They must be strictly controlled. Unauthorized users could override or change start options or network definitions.... |
| V-6959 | Medium | WebSphere MQ security class(es) is(are) defined improperly. | WebSphere MQ resources allow for the control of administrator functions, connections, commands, queues, processes, and namelists. Some resources provide the ability to disable or bypass security... |
| V-25483 | Medium | The CPFTARGET Control Option value specified is not set to (LOCAL). | The CPFTARGET Control Option indicates whether or not commands are to be propagated to other nodes which are defined to the CPFNODES list or DEFNODES associated with the ACID.
The system-wide... |
| V-194 | Medium | TSS MODIFY output must specify ACTIVE DIAGTRAP ENTRIES: ON = 00. | The DIAGTRAP Control Option is used to produce a diagnostic dump.
The system-wide options control the default settings for determining how the ACP will function when handling requests for access... |
| V-6988 | Medium | The user account for the z/OS UNIX SUPERUSER userid must be properly defined. | User identifiers (ACF2 logonids, RACF userids, and Top Secret ACIDs), groups, and started tasks that use z/OS UNIX facilities are defined to an ACP with attributes including UID and GID. If these... |
| V-216 | Medium | The SECTRACE Control Option is not set to (OFF). | The SECTRACE Control Option activates a diagnostic security trace on the activities of all defined users.
The system-wide options control the default settings for determining how the ACP will... |
| V-69237 | Medium | The SSH daemon must be configured to use SAF keyrings for key storage. | The use of SAF Key Rings for key storage enforces organizational access control policies and assures the protection of cryptographic keys in storage. |
| V-68 | Medium | The CANCEL Control Option value specified is set to CANCEL. | The CANCEL Control Option allows security administrators to use the O/S CANCEL command to bring the TSS address space down.
The system-wide options control the default settings for determining... |
| V-7485 | Medium | CONSOLxx members must be properly configured. | MCS consoles can be used to issue operator commands. Failure to properly control access to MCS consoles could result in unauthorized personnel issuing sensitive operator commands. This exposure... |
| V-7558 | Medium | Userids found inactive for more than 35 days are not suspended. | Userid maintenance is critical in a C2 level of trust environment. Userids left on the system for extended periods of time could be reassigned to a different user while retaining the access... |
| V-7487 | Medium | MCS consoles access authorization(s) for CONSOLE resource(s) must be properly protected. | MCS consoles can be used to issue operator commands. Failure to properly control access to MCS consoles could result in unauthorized personnel issuing sensitive operator commands. This exposure... |
| V-3238 | Medium | SMF recording options for the FTP Server must be configured to write SMF records for all eligible events. | The FTP Server can provide audit data in the form of SMF records. The SMF data produced by the FTP Server provides transaction information for both successful and unsuccessful FTP commands. ... |
| V-7482 | Medium | z/OS system commands must be properly protected. | z/OS system commands provide a method of controlling the operating environment. Failure to properly control access to z/OS system commands could result in unauthorized personnel issuing sensitive... |
| V-7488 | Medium | Attributes for Users with the TSO CONSOLE privilege are inappropriate. | MCS consoles can be used to issue operator commands. Failure to properly control access to MCS consoles could result in unauthorized personnel issuing sensitive operator commands. This exposure... |
| V-3242 | Medium | The Syslog daemon is not started at z/OS initialization. | The Syslog daemon, known as SYSLOGD, is a z/OS UNIX daemon that provides a central processing point for log messages issued by other z/OS UNIX processes. The messages may be of varying importance... |
| V-6989 | Medium | The user account for the z/OS UNIX (RMFGAT) must be properly defined. | User identifiers (ACF2 logonids, RACF userids, and Top Secret ACIDs), groups, and started tasks that use z/OS UNIX facilities are defined to an ACP with attributes including UID and GID. If these... |
| V-251 | Medium | Sensitive CICS transactions are not protected in accordance with security requirements. | Sensitive CICS transactions offer the ability to circumvent transaction level controls for accessing resources under CICS. These transactions must be protected so that only authorized users can... |
| V-3716 | Medium | User accounts defined to the ACP do not uniquely identify system users. | System users must be uniquely identified to the operating system. To accomplish this, each user must have an individual account defined to the ACP. If user accounts are not associated with... |
| V-69235 | Medium | SMF recording options for the SSH daemon must be configured to write SMF records for all eligible events. | SMF data collection is the basic unit of tracking of all system functions and actions. Included in this tracking data are the audit trails from each of the ACPs. If the control options for the... |
| V-3235 | Medium | FTP.DATA configuration statements for the FTP Server are not specified in accordance with requirements. | The statements in the FTP.DATA configuration file specify the parameters and values that control the operation of the FTP Server components including the use of anonymous FTP. Several of the... |
| V-3234 | Medium | The startup parameters for the FTP include the ANONYMOUS, ANONYMOUS=, or INACTIVE keywords. The FTP daemon’s started task JCL does not specify the SYSTCPD and SYSFTPD DD statements for configuration files. | During initialization, the FTP daemon reads JCL keywords and configuration files to determine values for critical operational parameters. Because system security is impacted by some of these... |
| V-6968 | Medium | BPX resource(s) is(are) not protected in accordance with security requirements. | z/OS UNIX ACP-defined resources consist of sensitive capabilities including SUPERUSER, daemon, and numerous file manipulation privileges. Missing or inaccurate protection of these resources could... |
| V-6969 | Medium | WebSphere MQ alternate user resources defined to MQADMIN resource class are not protected in accordance with security requirements. | WebSphere MQ resources allow for the control of administrator functions, connections, commands, queues, processes, and namelists. Some resources provide the ability to disable or bypass security... |
| V-3231 | Medium | The warning banner for the z/OS UNIX Telnet Server must be properly specified | A logon banner can be used to inform users about the environment during the initial logon. Logon banners are used to warn users against unauthorized entry and the possibility of legal action for... |
| V-6921 | Medium | JES2 output devices are improperly protected.
| JES2 output devices provide a variety of channels to which output can be processed. Failure to properly control these output devices could result in unauthorized personnel accessing output. This... |
| V-6964 | Medium | WebSphere MQ dead letter and alias dead letter queues are not properly defined. | WebSphere MQ resources allow for the control of administrator functions, connections, commands, queues, processes, and namelists. Some resources provide the ability to disable or bypass security... |
| V-6965 | Medium | WebSphere MQ queue resource defined to the MQQUEUE resource class are not protected in accordance with security requirements. | WebSphere MQ resources allow for the control of administrator functions, connections, commands, queues, processes, and namelists. Some resources provide the ability to disable or bypass security... |
| V-7121 | Medium | CICS userids are not defined and/or controlled in accordance with proper security requirements. | CICS is a transaction-processing product that provides programmers with the facilities to develop interactive applications. Improperly defined or controlled CICS userids (i.e., region, default,... |
| V-7120 | Medium | CICS logonid(s) do not have time-out limit set to 15 minutes. | CICS is a transaction-processing product that provides programmers with the facilities to develop interactive applications. Improperly defined or controlled CICS userids (i.e., region, default,... |
| V-6961 | Medium | z/OS UNIX security parameters in etc/profile are not properly specified. | Parameter settings in PARMLIB and /etc specify values for z/OS UNIX security controls. The parameters impact HFS data access and operating system services. Undesirable values can allow users to... |
| V-6962 | Medium | WebSphere MQ MQCONN Class resources are protected improperly. | WebSphere MQ resources allow for the control of administrator functions, connections, commands, queues, processes, and namelists. Some resources provide the ability to disable or bypass security... |
| V-6963 | Medium | z/OS UNIX security parameters in /etc/rc not properly specified. | Parameter settings in PARMLIB and /etc specify values for z/OS UNIX security controls. The parameters impact HFS data access and operating system services. Undesirable values can allow users to... |
| V-220 | Medium | The TAPE Control Option is not set to (OFF). | The TAPE Control Option specifies the type of tape protection in effect at the installation.
The system-wide options control the default settings for determining how the ACP will function when... |
| V-6904 | Medium | NCP (Net Work Control Program) Data set access authorization does not restricts UPDATE and/or ALLOCATE access to appropriate personnel. | If components of the FEPs are not properly protected they can be stolen, damaged, or disturbed. Without adequate physical security, unauthorized users can access the control panel, the operator... |
| V-6905 | Medium | A password control is not in place to restrict access to the service subsystem via the operator consoles (local and/or remote) and a key-lock switch is not used to protect the modem supporting the remote console of the service subsystem. | If components of the FEPs are not properly protected they can be stolen, damaged, or disturbed. Without adequate physical security, unauthorized users can access the control panel, the operator... |
| V-6902 | Medium | A documented procedure is not available instructing how to load and dump the FEP NCP (Network Control Program). | If components of the FEPs are not properly protected they can be stolen, damaged, or disturbed. Without adequate physical security, unauthorized users can access the control panel, the operator... |
| V-6903 | Medium | An active log is not available to keep track of all hardware upgrades and software changes made to the FEP (Front End Processor). | If components of the FEPs are not properly protected they can be stolen, damaged, or disturbed. Without adequate physical security, unauthorized users can access the control panel, the operator... |
| V-6900 | Medium | All hardware components of the FEPs are not placed in secure locations where they cannot be stolen, damaged, or disturbed | If components of the FEPs are not properly protected they can be stolen, damaged, or disturbed. Without adequate physical security, unauthorized users can access the control panel, the operator... |
| V-6901 | Medium | Procedures are not in place to restrict access to FEP functions of the service subsystem from operator consoles (local and/or remote), and to restrict access to the diskette drive of the service subsystem. | If components of the FEPs are not properly protected they can be stolen, damaged, or disturbed. Without adequate physical security, unauthorized users can access the control panel, the operator... |
| V-69223 | Medium | All digital certificates in use must have a valid path to a trusted Certification authority.
| The origin of a certificate, the Certificate Authority (i.e., CA), is crucial in determining if the certificate should be trusted. An approved CA establishes grounds for confidence at both ends... |
| V-6987 | Medium | The user account for the z/OS UNIX kernel (OMVS) is not properly defined to the security database. | User identifiers (ACF2 logonids, RACF userids, and Top Secret ACIDs), groups, and started tasks that use z/OS UNIX facilities are defined to an ACP with attributes including UID and GID. If these... |
| V-6985 | Medium | Attributes of z/OS UNIX user accounts are not defined properly | User identifiers (ACF2 logonids, RACF userids, and Top Secret ACIDs), groups, and started tasks that use z/OS UNIX facilities are defined to an ACP with attributes including UID and GID. If these... |
| V-69227 | Medium | Certificate Name Filtering must be implemented with appropriate authorization and documentation. | Certificate name filtering is a facility that allows multiple certificates to be mapped to a single ACP userid. Rather than matching a certificate stored in the ACP to determine the userid,... |
| V-69225 | Medium | Expired Digital Certificates must not be used. | The longer and more often a key is used, the more susceptible it is to loss or discovery. This weakens the assurance provided to a relying Party that the unique binding between a key and its named... |
| V-6981 | Medium | z/OS UNIX MVS HFS directory(s) with "other" write permission bit set are not properly defined. | For the z/OS UNIX environment, there are MVS data sets that contain operating system components, MVS data sets that contain HFS file systems with operating system components, and MVS data sets... |
| V-6927 | Medium | JES2.** resource is improperly protected.
| JES2 system commands are used to control JES2 resources and the operating system environment. Failure to properly control access to JES2 system commands could result in unauthorized personnel... |
| V-36849 | Medium | NEWPHRASE and PPSCHAR Control Options must be properly set. | Sites may opt to use passphrases in lieu of passwords for authentication. A passphrase must nevertheless be constrained by certain complexity parameters to assure appropriate strength. The... |
| V-7546 | Medium | Site must have a formal migration plan for removing or upgrading OS systems software prior to the date the vendor drops security patch support. | Vendors' code may contain vulnerabilities that may be exploited to cause denial of service or to violate the integrity of the system or data on the System. Most vendors develop patches to correct... |
| V-7050 | Medium | Attributes of z/OS UNIX user accounts used for account modeling must be defined in accordance with security requirements. | Top Secret ACIDs that use z/OS UNIX facilities must be properly defined. If these attributes are not correctly defined, data access or command privilege controls could be compromised. |
| V-6986 | Medium | z/OS UNIX each group is not defined with a unique GID. | User identifiers (ACF2 logonids, RACF userids, and Top Secret ACIDs), groups, and started tasks that use z/OS UNIX facilities are defined to an ACP with attributes including UID and GID. If these... |
| V-248 | Medium | Sensitive Utility Controls will be properly defined and protected. | Sensitive Utility Controls can run sensitive system privileges or controls, and potentially can circumvent system and security controls. Failure to properly control access to these resources... |
| V-8271 | Medium | FTP / Telnet unencryted transmissions require Acknowledgement of Risk Letter(AORL) | In addition to the data transmission being in the clear, the user credentials are also passed in the clear, which violates the control IAIA-1. As mitigation for this vulnerability, special... |
| V-246 | Medium | ACIDs were found having access FAC(*ALL*). | All users with the exception of the master security control ACID must be authorized to a facility in order to sign on to it. When a user is granted FACILITY(*ALL*) , it gives the user access to... |
| V-244 | Medium | TRACE attribute has been found assigned to ACIDs. | The TRACE attribute allows ACIDs to diagnose the security trace information. This information goes to the SYSLOG dataset. This could give an ACID the ability to access system control information. |
| V-245 | Medium | Documentation confirming the necessity of NO***CHK attributes is not available. | Because the NO***CHK attributes can bypass system security, it is imperative that all ACIDS possessing these attributes be monitored and documentation maintained justifying the need for the access... |
| V-4836 | Medium | The OPTIONS Control Option does not include option (4) at a minimum.
| The OPTIONS Control Option replaces optional APARs that have been applied prior to Release 5.1.
The system-wide options control the default settings for determining how the ACP will function when... |
| V-241 | Medium | The number of ACIDs possessing the tape Bypass Label Processing (BLP) privilege is not limited. | BLP is extremely sensitive, as it allows the circumvention of security access checking for the data. If an unauthorized user possesses BLP authority, they could potentially read any restricted... |
| V-25505 | Medium | Interactive ACIDs defined to TSS must have the required fields completed. | The required fields indicate the privileges and accesses that each user possesses. If the user is not associated with a group, user accountability is lost for that user and they could conceivably... |
| V-3243 | Medium | The Syslog daemon must be defined properly. | The Syslog daemon, known as syslogd, is a zOS UNIX daemon that provides a central processing point for log messages issued by other zOS UNIX processes. It is also possible to receive log messages... |
| V-6979 | Medium | z/OS UNIX SYSTEM FILE SECURITY SETTINGS will be properly protected or specified. | For the z/OS UNIX environment, there are MVS data sets that contain operating system components, MVS data sets that contain HFS file systems with operating system components, and MVS data sets... |
| V-6978 | Medium | z/OS UNIX HFS permission bits and audit bits for each directory will be properly protected or specified. | For the z/OS UNIX environment, there are MVS data sets that contain operating system components, MVS data sets that contain HFS file systems with operating system components, and MVS data sets... |
| V-6992 | Medium | z/OS UNIX user accounts are not properly defined. | User identifiers (ACF2 logonids, RACF userids, and Top Secret ACIDs), groups, and started tasks that use z/OS UNIX facilities are defined to an ACP with attributes including UID and GID. If these... |
| V-3244 | Medium | The permission bits and user audit bits for HFS objects that are part of the Syslog daemon component will be configured properly. | HFS directories and files of the Syslog daemon provide the configuration and executable properties of this product. Failure to properly secure these objects could lead to unauthorized access. ... |
| V-6973 | Medium | WebSphere MQ command resources defined to MQCMDS resource class are not protected in accordance with security requirements. | WebSphere MQ resources allow for the control of administrator functions, connections, commands, queues, processes, and namelists. Some resources provide the ability to disable or bypass security... |
| V-3241 | Medium | The TFTP Server program is controlled improperly. | The Trivial File Transfer Protocol (TFTP) Server, known as tftpd, supports file transfer according to the industry standard Trivial File Transfer Protocol. The TFTP Server does not perform any... |
| V-6971 | Medium | WebSphere MQ context resources defined to the MQADMIN resource class are not protected in accordance with security requirements. | WebSphere MQ resources allow for the control of administrator functions, connections, commands, queues, processes, and namelists. Some resources provide the ability to disable or bypass security... |
| V-7486 | Medium | MCS console userid(s) will be properly protected. | MCS consoles can be used to issue operator commands. Failure to properly control access to MCS consoles could result in unauthorized personnel issuing sensitive operator commands. This exposure... |
| V-6976 | Medium | z/OS UNIX MVS data sets WITH z/OS UNIX COMPONENTS are not properly protected | For the z/OS UNIX environment, there are MVS data sets that contain operating system components, MVS data sets that contain HFS file systems with operating system components, and MVS data sets... |
| V-6975 | Medium | WebSphere MQ RESLEVEL resources in the MQADMIN resource class are not protected in accordance with security requirements. | WebSphere MQ resources allow for the control of administrator functions, connections, commands, queues, processes, and namelists. Some resources provide the ability to disable or bypass security... |
| V-23837 | Medium | z/OS Baseline reports are not reviewed and validated to ensure only authorized changes have been made within the z/OS operating system. This is a current DISA requirement for change management to system libraries. | A product that generates reports validating changes, additions or removal from APF and LPA libraries, as well as changes to SYS1.PARMLIB PDS members, should be run against system libraries to... |
| V-3896 | Low | SYS(x).Parmlib(IEFSSNxx) SMS configuration parameter settings are not properly specified.
| Configuration properties of DFSMS are specified in various members of the system parmlib concatenation (e.g., SYS1.PARMLIB). Statements within these PDS members provide the execution,... |
| V-82 | Low | A CMP (Change Management Process) is not being utilized on this system. | Without proper tracking of changes to the operating system software environment, its processing integrity and availability are subject to compromise. |
| V-85 | Low | Duplicated sensitive utilities and/or programs exist in APF libraries. | Modules designated as sensitive utilities have the ability to significantly modify the operating system environment. Duplication of these modules causes an exposure by making it extremely... |
| V-84 | Low | Inaccessible APF libraries defined. | If a library designated by an APF entry does not exist on the volume specified, a library of the same name may be placed on this volume and inherit APF authorization. This could allow the... |
| V-100 | Low | Non-existent or inaccessible LINKLIST libraries. | LINKLIST libraries give a common access point for the general usage of modules. Many of the subsystems installed on a domain rely upon these modules for proper execution. If the list of... |
| V-219 | Low | The SYSOUT Control Option is not set to (x,LOCAL). **Note: 'x' represents a site defined JES SYSOUT class | The SYSOUT Control Option spins off a TSS diagnostic log, and specifies the SYSOUT class and destination for the log.
The system-wide options control the default settings for determining how the... |
| V-5605 | Low | Non-existent or inaccessible Link Pack Area (LPA) libraries. | LPA libraries give a common access point for the general usage of modules. Many of the subsystems installed on a domain rely upon these modules for proper execution. If the list of libraries... |
| V-224 | Low | User ACIDs and Control ACIDs do not have the NAME field completed. | Every User ACID should be assigned to an individual using the name field. Within the ACID record, the users NAME field should be completed. If this field is not completed for each user, user... |
