| V-205593 | Medium | The Mainframe Product must either shut down, restart, and/or notify the appropriate personnel when anomalies in the operation of the security functions as defined in site security plan are discovered. | If anomalies are not acted on, security functions may fail to secure the system.
Security function is defined as the hardware, software, and/or firmware of the information system responsible for... |
| V-205443 | Medium | The Mainframe Product must retain the session lock until the user reestablishes access using established identification and authentication procedures. | A session lock is a temporary action taken when a user stops work and moves away from the immediate physical vicinity of the information system, but does not want to log out because of the... |
| V-205594 | Medium | The Mainframe product must perform an integrity check of all software from vendors/sources that provide cryptographic mechanisms to enable the validation of code authenticity and integrity at startup, at transitional states as defined in site security plan or security-relevant events, or annually. | Unauthorized changes to software can occur due to errors or malicious activity (e.g., tampering). Software includes, for example, operating systems (with key internal components such as kernels,... |
| V-205595 | Medium | The Mainframe Product must perform an integrity check of information as defined in site security plan at startup, at transitional states as defined in site security plan or security-relevant events, or annually. | Unauthorized changes to information can occur due to errors or malicious activity (e.g., tampering). Information includes metadata, such as security attributes associated with information.... |
| V-205536 | Medium | Mainframe Products requiring user access authentication must provide a logoff capability for a user-initiated communication session. | If a user cannot explicitly end an application session, the session may remain open and be exploited by an attacker; this is referred to as a zombie session.
Information resources to which users... |
| V-205537 | Medium | The Mainframe Product must display an explicit logoff message to users indicating the reliable termination of authenticated communications sessions. | If a user cannot explicitly end an application session, the session may remain open and be exploited by an attacker; this is referred to as a zombie session. Users need to be aware of whether or... |
| V-205534 | Medium | The Mainframe Product must notify system programmers and security administrators for account removal actions. | When application accounts are removed, user accessibility is affected. Accounts are utilized for identifying users or for identifying the application processes themselves. Sending notification of... |
| V-205535 | Medium | The Mainframe Product must automatically terminate a user session after conditions, as defined in site security plan, are met or trigger events requiring session disconnect. | Automatic session termination addresses the termination of user-initiated logical sessions in contrast to the termination of network connections that are associated with communications sessions... |
| V-205532 | Medium | The Mainframe Product must notify system programmers and security administrators when accounts are modified. | When application accounts are modified, user accessibility is affected. Accounts are utilized for identifying individual users or for identifying the application processes themselves. Sending... |
| V-205533 | Medium | The Mainframe Product must notify system programmers and security administrators for account disabling actions. | When application accounts are disabled, user accessibility is affected. Accounts are utilized for identifying individual users or for identifying the application processes themselves. Sending... |
| V-205530 | Medium | The Mainframe Product must use cryptographic mechanisms to protect the integrity of audit tools. | Protecting the integrity of the tools used for auditing purposes is a critical step to ensuring the integrity of audit data. Audit data includes all information (e.g., audit records, audit... |
| V-205531 | Medium | The Mainframe Product must notify system programmers and security administrators when accounts are created. | Once an attacker establishes access to an application, the attacker often attempts to create a persistent method of re-establishing access. One way to accomplish this is for the attacker to simply... |
| V-205597 | Medium | The Mainframe Product must audit detected potential integrity violations. | Without an audit capability, an integrity violation may not be detected. Organizations select response actions based on types of software, specific software, or information for which there are... |
| V-205538 | Medium | The Mainframe Product must associate types of security attributes having security attribute values as defined in site security plan with information in storage. | Without the association of security attributes to information, there is no basis for the application to make security related access-control decisions.
Security attributes are abstractions... |
| V-205539 | Medium | The Mainframe Product must associate types of security attributes having security attribute values as defined in site security plan with information in process. | Without the association of security attributes to information, there is no basis for the application to make security related access-control decisions.
Security attributes are abstractions... |
| V-205439 | Medium | The Mainframe Product must limit the number of concurrent sessions to three for all accounts and/or account types. | Application management includes the ability to control the number of users and user sessions that utilize an application. Limiting the number of allowed users and sessions per user is helpful in... |
| V-205518 | Medium | The Mainframe Product must fail to a secure state if system initialization fails, shutdown fails, or aborts fail. | Failure to a known safe state helps prevent systems from failing to a state that may cause loss of data or unauthorized access to system resources. Applications or systems that fail suddenly and... |
| V-205596 | Medium | The Mainframe Product must automatically shut down the information system, restart the information system, and/or implement security safeguards as conditions as defined in site security plan when integrity violations are discovered. | Unauthorized changes to software, firmware, and information can occur due to errors or malicious activity (e.g., tampering). Information includes metadata, such as security attributes associated... |
| V-205482 | Medium | The Mainframe Product must protect audit tools from unauthorized deletion. | Protecting audit data also includes identifying and protecting the tools used to view and manipulate log data. Therefore, protecting audit tools is necessary to prevent unauthorized operation on... |
| V-205483 | Medium | The Mainframe Product must prevent the installation of patches, service packs, or application components without verification that the software component has been digitally signed using a certificate that is recognized and approved by the organization. | Changes to any software components can have significant effects on the overall security of the application. Verifying software components have been digitally signed using a certificate that is... |
| V-205480 | Medium | The Mainframe Product must protect audit tools from unauthorized access. | Protecting audit data also includes identifying and protecting the tools used to view and manipulate log data. Therefore, protecting audit tools is necessary to prevent unauthorized operation on... |
| V-205481 | Medium | The Mainframe Product must protect audit tools from unauthorized modification. | Protecting audit data also includes identifying and protecting the tools used to view and manipulate log data. Therefore, protecting audit tools is necessary to prevent unauthorized operation on... |
| V-205486 | Medium | The Mainframe Product must limit privileges to change Mainframe Product user datasets to authorized individuals. | If the application were to allow any user to make changes to software libraries, then those changes might be implemented without undergoing the appropriate testing and approvals that are part of a... |
| V-205487 | Medium | The Mainframe Product must be configured to disable non-essential capabilities. | It is detrimental for applications to provide, or install by default, functionality exceeding requirements or mission objectives. These unnecessary capabilities or services are often overlooked... |
| V-205484 | Medium | The Mainframe Product must limit privileges to change the Mainframe Product installation datasets to system programmers and authorized users in accordance with applicable access control policies. | If the application were to allow any user to make changes to software libraries, then those changes might be implemented without undergoing the appropriate testing and approvals that are part of a... |
| V-205485 | Medium | The Mainframe Product must limit privileges to change Mainframe Product started task and job datasets to system programmers and authorized users in accordance with applicable access control policies. | If the application were to allow any user to make changes to software libraries, then those changes might be implemented without undergoing the appropriate testing and approvals that are part of a... |
| V-205521 | Medium | The Mainframe Product must isolate security functions from nonsecurity functions. | An isolation boundary provides access control and protects the integrity of the hardware, software, and firmware that perform security functions.
Security functions are the hardware, software,... |
| V-205520 | Medium | The Mainframe Product must protect the confidentiality and integrity of all information at rest. | Information at rest refers to the state of information when it is located on a secondary storage device (e.g., disk drive and tape drive) within an organizational information system. Mobile... |
| V-205523 | Medium | The Mainframe Product must check the validity of all data inputs except those specifically identified by the organization. | Invalid user input occurs when a user inserts data or characters into an application's data entry fields and the application is unprepared to process that data. This results in unanticipated... |
| V-205522 | Medium | The Mainframe Product must be configured such that emergency accounts are never automatically removed or disabled. | Emergency accounts are administrator accounts which are established in response to crisis situations where the need for rapid account activation is required. Therefore, emergency account... |
| V-205525 | Medium | The Mainframe Product must reveal full-text detail error messages only to system programmers and/or security administrators. | Only authorized personnel should be aware of errors and the details of the errors. Error messages are an indicator of an organization's operational state or can identify the application.... |
| V-205524 | Medium | The Mainframe Product must generate error messages that provide information necessary for corrective actions without revealing information that could be exploited by adversaries. | Any application providing too much information in error messages risks compromising the data and security of the application and system. The structure and content of error messages needs to be... |
| V-205527 | Medium | The Mainframe product must notify the system programmer and security administrator of failed security verification tests. | If personnel are not notified of failed security verification tests, they will not be able to take corrective action and the unsecure condition(s) will remain.
Security function is defined as... |
| V-205526 | Medium | The Mainframe Product must update malicious code protection mechanisms whenever new releases are available in accordance with organizational configuration management policy. | Malicious software detection applications need to be constantly updated in order to identify new threats as they are discovered.
All malicious software detection software must come with an... |
| V-205519 | Medium | In the event of application failure, Mainframe Products must preserve any information necessary to determine the cause of failure and any information necessary to return to operations with the least disruption to mission processes. | Failure to a known state can address safety or security in accordance with the mission/business needs of the organization. Failure to a known secure state helps prevent a loss of confidentiality,... |
| V-205446 | Medium | The Mainframe Product must automatically disable accounts after 35 days of account inactivity. | Attackers that are able to exploit an inactive account can potentially obtain and maintain undetected access to an application. Owners of inactive accounts will not notice if unauthorized access... |
| V-205447 | Medium | The Mainframe Product must automatically audit account creation. | Once an attacker establishes initial access to a system, the attacker often attempts to create a persistent method of re-establishing access. One way to accomplish this is for the attacker to... |
| V-205444 | Medium | The Mainframe Product must use an external security manager for all account management functions. | Enterprise environments make application account management challenging and complex. A manual process for account management functions adds the risk of a potential oversight or other error.
A... |
| V-205494 | Medium | The Mainframe Product must enforce a minimum 15-character password length. | The shorter the password, the lower the number of possible combinations that need to be tested before the password is compromised.
Password complexity, or strength, is a measure of the... |
| V-205497 | Medium | The Mainframe Product must enforce password complexity by requiring that at least one lowercase character be used. | Use of a complex password helps to increase the time and resources required to compromise the password. Password complexity, or strength, is a measure of the effectiveness of a password in... |
| V-205496 | Medium | The Mainframe Product must enforce password complexity by requiring that at least one uppercase character be used. | Use of a complex password helps to increase the time and resources required to compromise the password. Password complexity, or strength, is a measure of the effectiveness of a password in... |
| V-205491 | Medium | The Mainframe Product must use multifactor authentication for local access to privileged accounts. | To ensure accountability and prevent unauthenticated access, privileged users must use multifactor authentication to prevent potential misuse and compromise of the system.
Multifactor... |
| V-205490 | Medium | The Mainframe Product must use multifactor authentication for network access to non-privileged accounts. | To assure accountability and prevent unauthenticated access, non-privileged users must use multifactor authentication to prevent potential misuse and compromise of the system.
Multifactor... |
| V-205493 | Medium | The Mainframe Product must verify users are authenticated with an individual authenticator prior to using a group authenticator. | To ensure individual accountability and prevent unauthorized access, application users must be individually identified and authenticated.
Individual accountability mandates that each user is... |
| V-205492 | Medium | The Mainframe Product must use multifactor authentication for local access to nonprivileged accounts. | To ensure accountability, prevent unauthenticated access, and prevent misuse of the system, nonprivileged users must use multifactor authentication for local access.
Multifactor authentication... |
| V-205554 | Medium | The Mainframe Product must off-load audit records onto a different system or media than the system being audited. | Information stored in one location is vulnerable to accidental or incidental deletion or alteration.
Off-loading is a common process in information systems with limited audit storage capacity. |
| V-205555 | Medium | The Mainframe Product must provide an immediate warning to the system programmer and security administrator (at a minimum) when allocated audit record storage volume reaches 75 percent of repository maximum audit record storage capacity. | If security personnel are not notified immediately upon storage volume utilization reaching 75 percent, they are unable to plan for storage capacity expansion. |
| V-205556 | Medium | The Mainframe Product must provide an immediate real-time alert to the operations staff, system programmers, and/or security administrators, at a minimum, of all audit failure events requiring real-time alerts. | It is critical for the appropriate personnel to be aware if a system is at risk of failing to process audit logs as required. Without a real-time alert, security personnel may be unaware of an... |
| V-205557 | Medium | The Mainframe Product must provide an audit reduction capability that supports on-demand audit review and analysis. | The ability to perform on-demand audit review and analysis, including after the audit data has been subjected to audit reduction, greatly facilitates the organization's ability to generate... |
| V-205499 | Medium | The Mainframe Product must enforce password complexity by requiring that at least one special character be used. | Use of a complex password helps to increase the time and resources required to compromise the password. Password complexity, or strength, is a measure of the effectiveness of a password in... |
| V-205498 | Medium | The Mainframe Product must enforce password complexity by requiring that at least one numeric character be used. | Use of a complex password helps to increase the time and resources required to compromise the password. Password complexity, or strength, is a measure of the effectiveness of a password in... |
| V-205553 | Medium | The mainframe product must allocate audit record storage capacity in accordance with organization-defined audit record storage requirements. | In order to ensure applications have a sufficient storage capacity in which to write the audit logs, applications need to be able to allocate audit record storage capacity.
The task of... |
| V-205440 | Medium | The Mainframe Product must conceal, via the session lock, information previously visible on the display with a publicly viewable image. | A session time-out lock is a temporary action taken when a user stops work and moves away from the immediate physical vicinity of the information system, but does not log out because of the... |
| V-205441 | Medium | The Mainframe Product must initiate a session lock after a 15-minute period of inactivity. | A session time-out lock is a temporary action taken when a user stops work and moves away from the immediate physical vicinity of the information system, but does not log out because of the... |
| V-205547 | Medium | The Mainframe Product must automatically lock the account until the locked account is released by an administrator when three unsuccessful logon attempts in 15 minutes are exceeded. | By limiting the number of failed logon attempts, the risk of unauthorized system access via user password guessing, otherwise known as brute forcing, is reduced. Limits are imposed by locking the account. |
| V-205546 | Medium | The Mainframe Product must audit the execution of privileged functions. | Misuse of privileged functions, either intentionally or unintentionally by authorized users, or by unauthorized external entities that have compromised information system accounts, is a serious... |
| V-205545 | Medium | The Mainframe Product must prevent software as identified in the site security plan from executing at higher privilege levels than users executing the software. | In certain situations, software applications/programs need to execute with elevated privileges to perform required functions. However, if the privileges required for execution are at a higher... |
| V-205544 | Medium | The Mainframe Product must prevent non-privileged users from executing privileged functions to include disabling, circumventing, or altering implemented security safeguards/countermeasures. | Preventing non-privileged users from executing privileged functions mitigates the risk that unauthorized individuals or processes may gain unnecessary access to information or... |
| V-205543 | Medium | The Mainframe Product must enforce organization-defined discretionary access control policies over defined subjects and objects. | Discretionary Access Control (DAC) is based on the notion that individual users are "owners" of objects and therefore have discretion over who should be authorized to access the object and in... |
| V-205542 | Medium | The Mainframe Product must notify system programmers and security administrators of account enabling actions. | Once an attacker establishes access to an application, the attacker often attempts to create a persistent method of re-establishing access. One way to accomplish this is for the attacker to simply... |
| V-205541 | Medium | The Mainframe Product must automatically audit account enabling actions. | Once an attacker establishes access to an application, the attacker often attempts to create a persistent method of re-establishing access. One way to accomplish this is for the attacker to simply... |
| V-205540 | Medium | The Mainframe Product must terminate shared/group account credentials when members leave the group. | If shared/group account credentials are not terminated when individuals leave the group, the user that left the group can still gain access even though they are no longer authorized. A... |
| V-205503 | Medium | The Mainframe Product must enforce 24 hours/1 day as the minimum password lifetime. | Enforcing a minimum password lifetime helps prevent repeated password changes to defeat the password reuse or history enforcement requirement.
Restricting this setting limits the user's ability... |
| V-205468 | Medium | The Mainframe Product must produce audit records containing information to establish the outcome of the events. | Without information about the outcome of events, security personnel cannot make an accurate assessment as to whether an attack was successful or if changes were made to the security state of the... |
| V-205469 | Medium | The Mainframe Product must generate audit records containing information to establish the identity of any individual or process associated with the event. | Without information that establishes the identity of the subjects (i.e., users or processes acting on behalf of users) associated with the events, security personnel cannot determine... |
| V-205591 | Medium | The Mainframe Product performing organization-defined security functions must verify correct operation of security functions. | Without verification, security functions may not operate correctly and this failure may go unnoticed.
Security function is defined as the hardware, software, and/or firmware of the information... |
| V-205502 | Medium | The Mainframe Product must transmit only cryptographically protected passwords. | Passwords need to be protected at all times and encryption is the standard method for protecting passwords. If passwords are not encrypted, they can be plainly read (i.e., clear text) and easily... |
| V-205460 | Medium | The Mainframe Product must allow only the information system security manager (ISSM) or individuals or roles appointed by the ISSM to select which auditable events are to be audited. | Without the capability to restrict which roles and individuals can select which events are audited, unauthorized personnel may be able to prevent the auditing of critical events. Misconfigured... |
| V-205461 | Medium | The Mainframe Product must generate audit records when successful/unsuccessful attempts to access privileges occur. | Without generating audit records that are specific to the security and mission needs of the organization, it would be difficult to establish, correlate, and investigate the events relating to an... |
| V-205462 | Medium | The Mainframe Product must initiate session auditing upon startup. | If auditing is enabled late in the start-up process, the actions of some start-up processes may not be audited. Some audit systems also maintain state information only available if auditing is... |
| V-205464 | Medium | The Mainframe Product must produce audit records containing information to establish what type of events occurred. | Without establishing what type of event occurred, it would be difficult to establish, correlate, and investigate the events relating to an incident, or identify those responsible for one.
Audit... |
| V-205465 | Medium | The Mainframe Product must produce audit records containing information to establish when (date and time) the events occurred. | Without establishing when events occurred, it is impossible to establish, correlate, and investigate the events relating to an incident.
In order to compile an accurate risk assessment, and... |
| V-205466 | Medium | The Mainframe Product must produce audit records containing information to establish where the events occurred. | Without establishing where events occurred, it is impossible to establish, correlate, and investigate the events relating to an incident.
In order to compile an accurate risk assessment, and... |
| V-205467 | Medium | The Mainframe Product must produce audit records containing information to establish the source of the events. | Without establishing the source of the event, it is impossible to establish, correlate, and investigate the events leading up to an outage or attack.
In addition to logging where events occur... |
| V-263683 | Medium | The Mainframe Product must protect nonlocal maintenance sessions by separating the maintenance session from other network sessions with the system by logically separated communications paths. | Nonlocal maintenance and diagnostic activities are conducted by individuals who communicate through either an external or internal network. Communications paths can be logically separated using encryption. |
| V-205507 | Medium | The Mainframe Product must map the authenticated identity to the individual user or group account for PKI-based authentication. | Without mapping the certificate used to authenticate to the user account, the ability to determine the identity of the individual user or group will not be available for forensic analysis. |
| V-205500 | Medium | The Mainframe Product must require the change of at least eight of the total number of characters when passwords are changed. | If the application allows the user to consecutively reuse extensive portions of passwords, this increases the chances of password compromise by increasing the window of opportunity for attempts at... |
| V-205506 | Medium | The Mainframe Product, when using PKI-based authentication, must enforce authorized access to the corresponding private key. | If the private key is discovered, an attacker can use the key to authenticate as an authorized user and gain access to the network infrastructure.
The cornerstone of the PKI is the private key... |
| V-205573 | Medium | The Mainframe Product must prohibit the use of cached authenticators after one hour. | If cached authentication information is out of date, the validity of the authentication information may be questionable. |
| V-205570 | Medium | The Mainframe Product must accept Personal Identity Verification (PIV) credentials. | The use of PIV credentials facilitates standardization and reduces the risk of unauthorized access.
DoD has mandated the use of the CAC to support identity management and personal authentication... |
| V-205571 | Medium | The Mainframe Product must electronically verify Personal Identity Verification (PIV) credentials. | The use of PIV credentials facilitates standardization and reduces the risk of unauthorized access.
DoD has mandated the use of the CAC to support identity management and personal authentication... |
| V-205576 | Medium | The Mainframe Product must accept Federal Identity, Credential, and Access Management (FICAM)-approved third-party credentials. | Access may be denied to legitimate users if FICAM-approved third-party credentials are not accepted.
This requirement typically applies to organizational information systems that are accessible... |
| V-205577 | Medium | The Mainframe Product must conform to Federal Identity, Credential, and Access Management (FICAM)-issued profiles. | Without conforming to FICAM-issued profiles, the information system may not be interoperable with FICAM-authentication protocols, such as SAML 2.0 and OpenID 2.0.
This requirement addresses open... |
| V-205574 | Medium | The Mainframe Product must accept Personal Identity Verification (PIV) credentials from other federal agencies. | Access may be denied to authorized users if federal agency PIV credentials are not accepted.
PIV credentials are those credentials issued by federal agencies that conform to FIPS Publication 201... |
| V-205575 | Medium | The Mainframe Product must electronically verify Personal Identity Verification (PIV) credentials from other federal agencies. | Inappropriate access may be granted to unauthorized users if federal agency PIV credentials are not electronically verified.
PIV credentials are those credentials issued by federal agencies that... |
| V-205578 | Medium | Mainframe Products must audit nonlocal maintenance and diagnostic sessions audit events as defined in site security plan. | If events associated with nonlocal administrative access or diagnostic sessions are not logged and audited, a major tool for assessing and investigating attacks would not be available.
This... |
| V-205579 | Medium | Mainframe Products must implement cryptographic mechanisms to protect the integrity of nonlocal maintenance and diagnostic communications. | Privileged access contains control and configuration information which is particularly sensitive, so additional protections are necessary. This is maintained by using cryptographic mechanisms to... |
| V-205501 | Medium | The Mainframe Product must store only cryptographically protected passwords. | Passwords need to be protected at all times and encryption is the standard method for protecting passwords. If passwords are not encrypted, they can be plainly read (i.e., clear text) and easily... |
| V-205558 | Medium | The Mainframe Product must provide an audit reduction capability that supports after-the-fact investigations of security incidents. | If the audit reduction capability does not support after-the-fact investigations, it is difficult to establish, correlate, and investigate the events leading up to an outage or attack, or identify... |
| V-205559 | Medium | The Mainframe Product must provide a report generation capability that supports on-demand audit review and analysis. | The report generation capability must support on-demand review and analysis in order to facilitate the organization's ability to generate incident reports as needed to better handle larger-scale... |
| V-205479 | Medium | The Mainframe Product must protect audit information from unauthorized deletion. | If audit data were to become compromised, then forensic analysis and discovery of the true source of potentially malicious system activity is impossible to achieve.
To ensure the veracity of... |
| V-205478 | Medium | The Mainframe Product must protect audit information from unauthorized modification. | If audit data were to become compromised, then forensic analysis and discovery of the true source of potentially malicious system activity is impossible to achieve.
To ensure the veracity of... |
| V-205473 | Medium | The Mainframe Product must provide the capability to centrally review and analyze audit records from multiple components within the system. | Successful incident response and auditing relies on timely, accurate system information and analysis in order to allow the organization to identify and respond to potential incidents in a... |
| V-205472 | Medium | The Mainframe Product must shut down by default upon audit failure (unless availability is an overriding concern). | It is critical that when the application is at risk of failing to process audit logs as required, it take action to mitigate the failure. Audit processing failures include: software/hardware... |
| V-205471 | Medium | The Mainframe Product must alert the system administrator (SA) and information system security officer (ISSO) (at a minimum) in the event of an audit processing failure. | It is critical for the appropriate personnel to be aware if a system is at risk of failing to process audit logs as required. Without this notification, the security personnel may be unaware of an... |
| V-205470 | Medium | The Mainframe Product must generate audit records containing the full-text recording of privileged commands or the individual identities of group account users. | Reconstruction of harmful events or forensic analysis is not possible if audit records do not contain enough information.
Organizations consider limiting the additional audit information to only... |
| V-205477 | Medium | The Mainframe Product must protect audit information from any type of unauthorized read access. | If audit data were to become compromised, then competent forensic analysis and discovery of the true source of potentially malicious system activity is difficult if not impossible to achieve. In... |
| V-205476 | Medium | The Mainframe Products must use internal system clocks to generate time stamps for audit records. | Without an internal clock used as the reference for the time stored on each event to provide a trusted common reference for the time, forensic analysis would be impeded. Determining the correct... |
| V-205475 | Medium | The Mainframe Products must provide the capability to filter audit records for events of interest as defined in site security plan. | The ability to specify the event criteria that are of interest provides the persons reviewing the logs with the ability to quickly isolate and identify these events without having to review... |
| V-205474 | Medium | The Mainframe Product must prevent the execution of prohibited mobile code. | Decisions regarding the employment of mobile code within organizational information systems are based on the potential for the code to cause damage to the system if used maliciously.
Mobile code... |
| V-205565 | Medium | The Mainframe Product must implement organization-defined automated security responses if baseline configurations are changed in an unauthorized manner. | Unauthorized changes to the baseline configuration could make the system vulnerable to various attacks or allow unauthorized access to the system. Changes to information system configurations can... |
| V-205564 | Medium | The Mainframe product must prohibit user installation of software without explicit privileged status. | Allowing regular users to install software, without explicit privileges, creates the risk that untested or potentially malicious software will be installed on the system. Explicit privileges... |
| V-205567 | Medium | The Mainframe Product must audit the enforcement actions used to restrict access associated with changes to the application. | Without auditing the enforcement of access restrictions against changes to the application configuration, it will be difficult to identify attempted attacks and an audit trail will not be... |
| V-205566 | Medium | The Mainframe Product must enforce access restrictions associated with changes to application configuration. | Failure to provide logical access restrictions associated with changes to application configuration may have significant effects on the overall security of the system.
When dealing with access... |
| V-205561 | Medium | The Mainframe Product must provide a report generation capability that supports after-the-fact investigations of security incidents. | If the report generation capability does not support after-the-fact investigations, it is difficult to establish, correlate, and investigate the events leading up to an outage or attack, or... |
| V-205560 | Medium | The Mainframe Product must provide a report generation capability that supports on-demand reporting requirements. | The report generation capability must support on-demand reporting in order to facilitate the organization's ability to generate incident reports as needed to better handle larger-scale or more... |
| V-205563 | Medium | The Mainframe Product must provide a report generation capability that does not alter original content or time ordering of audit records. | If the audit report generation capability alters the original content or time ordering of audit records, the integrity of the audit records is compromised, and the records are no longer usable for... |
| V-205562 | Medium | The Mainframe Product must provide an audit reduction capability that does not alter original content or time ordering of audit records. | If the audit reduction capability alters the content or time ordering of audit records, the integrity of the audit records is compromised, and the records are no longer usable for forensic... |
| V-205504 | Medium | The Mainframe Product must enforce a 60-day maximum password lifetime restriction. | Any password, no matter how complex, can eventually be cracked; therefore, passwords need to be changed at specific intervals.
One method of minimizing this risk is to use complex passwords and... |
| V-263669 | Medium | The Mainframe Product must disable accounts when the accounts have expired. | Disabling expired, inactive, or otherwise anomalous accounts supports the concepts of least privilege and least functionality which reduce the attack surface of the system. |
| V-205608 | Medium | The Mainframe Product must generate audit records when successful/unsuccessful attempts to delete security levels occur. | Without generating audit records that are specific to the security and mission needs of the organization, it would be difficult to establish, correlate, and investigate the events relating to an... |
| V-205609 | Medium | The Mainframe Product must generate audit records when successful/unsuccessful attempts to delete security objects occur. | Without generating audit records that are specific to the security and mission needs of the organization, it would be difficult to establish, correlate, and investigate the events relating to an... |
| V-205448 | Medium | The Mainframe Product must automatically audit account modification. | Once an attacker establishes initial access to a system, the attacker often attempts to create a persistent method of re-establishing access. One way to accomplish this is for the attacker to... |
| V-205449 | Medium | The Mainframe Product must automatically audit account disabling actions. | When application accounts are disabled, user accessibility is affected. Accounts are used for identifying individual application users or for identifying the application processes themselves. In... |
| V-205600 | Medium | The Mainframe Product must generate audit records when successful/unsuccessful attempts to access security objects occur. | Without generating audit records that are specific to the security and mission needs of the organization, it would be difficult to establish, correlate, and investigate the events relating to an... |
| V-205601 | Medium | The Mainframe Product must generate audit records when successful/unsuccessful attempts to access security levels occur. | Without generating audit records that are specific to the security and mission needs of the organization, it would be difficult to establish, correlate, and investigate the events relating to an... |
| V-205602 | Medium | The Mainframe Product must generate audit records when successful/unsuccessful attempts to access categories of information (e.g., classification levels) occur. | Without generating audit records that are specific to the security and mission needs of the organization, it would be difficult to establish, correlate, and investigate the events relating to an... |
| V-205603 | Medium | The Mainframe Product must generate audit records when successful/unsuccessful attempts to modify privileges occur. | Without generating audit records that are specific to the security and mission needs of the organization, it would be difficult to establish, correlate, and investigate the events relating to an... |
| V-205604 | Medium | The Mainframe Product must generate audit records when successful/unsuccessful attempts to modify security objects occur. | Without generating audit records that are specific to the security and mission needs of the organization, it would be difficult to establish, correlate, and investigate the events relating to an... |
| V-205605 | Medium | The Mainframe Product must generate audit records when successful/unsuccessful attempts to modify security levels occur. | Without generating audit records that are specific to the security and mission needs of the organization, it would be difficult to establish, correlate, and investigate the events relating to an... |
| V-205606 | Medium | The Mainframe Product must generate audit records when successful/unsuccessful attempts to modify categories of information (e.g., classification levels) occur. | Without generating audit records that are specific to the security and mission needs of the organization, it would be difficult to establish, correlate, and investigate the events relating to an... |
| V-205607 | Medium | The Mainframe Product must generate audit records when successful/unsuccessful attempts to delete privileges occur. | Without generating audit records that are specific to the security and mission needs of the organization, it would be difficult to establish, correlate, and investigate the events relating to an... |
| V-205582 | Medium | The Mainframe Product must implement privileged access authorization to all information systems and infrastructure components for selected vulnerability scanning activities as defined in the site security plan. | In certain situations, the nature of the vulnerability scanning may be more intrusive, or the information system component that is the subject of the scanning may contain highly sensitive... |
| V-205514 | Medium | The Mainframe Product must block, quarantine, and/or alert system administrators when prohibited mobile code is identified. | Decisions regarding the employment of mobile code within organizational information systems are based on the potential for the code to cause damage to the system if used maliciously.
Mobile code... |
| V-205515 | Medium | The Mainframe Product must prevent the download of prohibited mobile code. | Decisions regarding the employment of mobile code within organizational information systems are based on the potential for the code to cause damage to the system if used maliciously.
Mobile code... |
| V-205529 | Medium | The Mainframe Product must configure malicious code protection mechanisms to perform periodic scans of the information system every seven days. | Malicious code protection mechanisms include, but are not limited to, anti-virus and malware detection software. Malicious code protection mechanisms specific to Mainframe Products are designed to... |
| V-205590 | Medium | The Mainframe Product must install security-relevant software updates within the time period directed by an authoritative source (e.g., IAVMs, CTOs, DTMs, and STIGs). | Security flaws with software applications are discovered daily. Vendors are constantly updating and patching their products to address newly discovered security vulnerabilities. Organizations... |
| V-205528 | Medium | The Mainframe Product must update malicious code protection mechanisms whenever new releases are available in accordance with organizational configuration management procedures. | Malicious code includes viruses, worms, Trojan horses, and spyware. Malicious code specific to mainframes may be any code that corrupts system files. The code provides the ability for a malicious... |
| V-205505 | Medium | The Mainframe Product, when using PKI-based authentication, must validate certificates by constructing a certification path (which includes status information) to an accepted trust anchor. | Without path validation, an informed trust decision by the relying party cannot be made when presented with any certificate not already explicitly trusted.
A trust anchor is an authoritative... |
| V-205587 | Medium | The Mainframe Product must behave in a predictable and documented manner that reflects organizational and system objectives when invalid inputs are received. | A common vulnerability of applications is unpredictable behavior when invalid inputs are received. This requirement guards against adverse or unintended system behavior caused by invalid inputs,... |
| V-205510 | Medium | The Mainframe Product must uniquely identify and authenticate non-organizational users (or processes acting on behalf of non-organizational users). | Lack of authentication and identification enables non-organizational users to gain access to the application or possibly other information systems and provides an opportunity for intruders to... |
| V-205511 | Medium | The Mainframe Product must provide an audit reduction capability that supports on-demand reporting requirements. | The ability to generate on-demand reports, including after the audit data has been subjected to audit reduction, greatly facilitates the organization's ability to generate incident reports as... |
| V-205513 | Medium | The Mainframe Product must identify prohibited mobile code. | Decisions regarding the employment of mobile code within applications are based on the potential for the code to cause damage to the system if used maliciously.
Mobile code is defined as... |
| V-263679 | Medium | The Mainframe Product must, for password-based authentication, require immediate selection of a new password upon account recovery. | Password-based authentication applies to passwords regardless of whether they are used in single-factor or multifactor authentication. Long passwords or passphrases are preferable over shorter... |
| V-263678 | Medium | The Mainframe Product must, for password-based authentication, verify when users create or update passwords, that the passwords are not found on the list of commonly-used, expected, or compromised passwords in IA-5 (1) (a). | Password-based authentication applies to passwords regardless of whether they are used in single-factor or multifactor authentication. Long passwords or passphrases are preferable over shorter... |
| V-205516 | Medium | The Mainframe Product must prevent the automatic execution of mobile code in, at a minimum, office applications, browsers, email clients, mobile code run-time environments, and mobile agent systems. | Mobile code can cause damage to the system. It can execute without explicit action from, or notification to, a user.
Preventing automatic execution of mobile code includes, for example,... |
| V-205517 | Medium | The Mainframe Product must separate user functionality (including user interface services) from information system management functionality. | Application management functionality includes functions necessary for administration and requires privileged user access. Allowing non-privileged users to access application management... |
| V-263675 | Medium | The Mainframe Product must, for password-based authentication, maintain a list of commonly used, expected, or compromised passwords on an organization-defined frequency. | Password-based authentication applies to passwords regardless of whether they are used in single-factor or multifactor authentication. Long passwords or passphrases are preferable over shorter... |
| V-263674 | Medium | The Mainframe Product must implement multifactor authentication for local; network; and/or remote access to privileged accounts; and/or nonprivileged accounts such that the device meets organization-defined strength of mechanism requirements. | The purpose of requiring a device that is separate from the system to which the user is attempting to gain access for one of the factors during multifactor authentication is to reduce the... |
| V-263677 | Medium | The Mainframe Product must, for password-based authentication, update the list of passwords when organizational passwords are suspected to have been compromised directly or indirectly. | Password-based authentication applies to passwords regardless of whether they are used in single-factor or multifactor authentication. Long passwords or passphrases are preferable over shorter... |
| V-263676 | Medium | The Mainframe Product must, for password-based authentication, update the list of passwords on an organization-defined frequency. | Password-based authentication applies to passwords regardless of whether they are used in single-factor or multifactor authentication. Long passwords or passphrases are preferable over shorter... |
| V-263671 | Medium | The Mainframe Product must implement the capability to centrally review and analyze audit records from multiple components within the system. | Automated mechanisms for centralized reviews and analyses include Security Information and Event Management products. |
| V-263670 | Medium | The Mainframe Product must disable accounts when the accounts are no longer associated to a user. | Disabling expired, inactive, or otherwise anomalous accounts supports the concepts of least privilege and least functionality, which reduce the attack surface of the system. |
| V-263673 | Medium | The Mainframe Product must implement multifactor authentication for local; network; and/or remote access to privileged accounts; and/or nonprivileged accounts such that one of the factors is provided by a device separate from the system gaining access. | The purpose of requiring a device that is separate from the system to which the user is attempting to gain access for one of the factors during multifactor authentication is to reduce the... |
| V-263672 | Medium | The Mainframe Product must alert organization-defined personnel or roles upon detection of unauthorized access, modification, or deletion of audit information. | Audit information includes all information needed to successfully audit system activity, such as audit records, audit log settings, audit reports, and personally identifiable information. Audit... |
| V-205451 | Medium | The Mainframe Product must enforce approved authorizations for logical access to sensitive information and system resources in accordance with applicable access control policies. | To mitigate the risk of unauthorized access to sensitive information by entities that have been issued certificates by DoD-approved PKIs, all DoD systems (e.g., networks, web servers, and web... |
| V-205450 | Medium | The Mainframe Product must automatically audit account removal actions. | When application accounts are removed, user accessibility is affected. Accounts are used for identifying individual application users or for identifying the application processes themselves. In... |
| V-205453 | Medium | The Mainframe Product must enforce approved authorizations for system programmer access to sensitive information and system resources in accordance with applicable access control policies. | To mitigate the risk of unauthorized access to sensitive information by entities that have been issued certificates by DoD-approved PKIs, all DoD systems (e.g., networks, web servers, and web... |
| V-205618 | Medium | The Mainframe Product must generate audit records for all kernel module load, unload, and restart events, and for all program initiations. | Without generating audit records that are specific to the security and mission needs of the organization, it would be difficult to establish, correlate, and investigate the events relating to an... |
| V-205455 | Medium | The Mainframe Product must enforce the limit of three consecutive invalid logon attempts by a user during a 15 minute time period. | By limiting the number of failed logon attempts, the risk of unauthorized system access via user password guessing, otherwise known as brute forcing, is reduced. Limits are imposed by locking the account. |
| V-205454 | Medium | The Mainframe Product must enforce approved authorizations for controlling the flow of information within the system based on site security plan information flow control policies. | A mechanism to detect and prevent unauthorized communication flow must be configured or provided as part of the system design. If information flow is not enforced based on approved authorizations,... |
| V-205457 | Medium | The Mainframe Product must protect against an individual (or process acting on behalf of an individual) falsely denying having performed actions defined in the site security plan to be covered by non-repudiation. | Without non-repudiation, it is impossible to positively attribute an action to an individual (or process acting on behalf of an individual).
Non-repudiation services can be used to determine if... |
| V-205456 | Medium | Mainframe Products scanning for malicious code must scan all media used for system maintenance prior to use. | There are security-related issues arising from software brought into the information system specifically for diagnostic and repair actions (e.g., a software packet sniffer installed on a system in... |
| V-205613 | Medium | The Mainframe Product must generate audit records showing starting and ending time for user access to the system. | Without generating audit records that are specific to the security and mission needs of the organization, it would be difficult to establish, correlate, and investigate the events relating to an... |
| V-205612 | Medium | The Mainframe Product must generate audit records for privileged activities or other system-level access. | Without generating audit records that are specific to the security and mission needs of the organization, it would be difficult to establish, correlate, and investigate the events relating to an... |
| V-205592 | Medium | The Mainframe Product must perform verification of the correct operation of security functions upon system startup and/or restart; upon command by a user with privileged access; and/or every 30 days. | Without verification, security functions may not operate correctly and this failure may go unnoticed.
Security function is defined as the hardware, software, and/or firmware of the information... |
| V-205610 | Medium | The Mainframe Product must generate audit records when successful/unsuccessful attempts to delete categories of information (e.g., classification levels) occur. | Without generating audit records that are specific to the security and mission needs of the organization, it would be difficult to establish, correlate, and investigate the events relating to an... |
| V-205617 | Medium | The Mainframe Product must generate audit records for all account creations, modifications, disabling, and termination events. | Without generating audit records that are specific to the security and mission needs of the organization, it would be difficult to establish, correlate, and investigate the events relating to an... |
| V-205616 | Medium | The Mainframe Product must generate audit records for all direct access to the information system. | Without generating audit records that are specific to the security and mission needs of the organization, it would be difficult to establish, correlate, and investigate the events relating to an... |
| V-205615 | Medium | The Mainframe Product must generate audit records when successful/unsuccessful accesses to objects occur. | Without generating audit records that are specific to the security and mission needs of the organization, it would be difficult to establish, correlate, and investigate the events relating to an... |
| V-205614 | Medium | The Mainframe Product must generate audit records when concurrent logons from different workstations occur. | Without generating audit records that are specific to the security and mission needs of the organization, it would be difficult to establish, correlate, and investigate the events relating to an... |
| V-205488 | Medium | The Mainframe Product must uniquely identify and authenticate organizational users (or processes acting on behalf of organizational users). | To assure accountability and prevent unauthenticated access, organizational users must be identified and authenticated to prevent potential misuse and compromise of the system.
Organizational... |
| V-205598 | Medium | The Mainframe Product, upon detection of a potential integrity violation, must initiate one or more of the following actions: generate an audit record, alert the current user, alert personnel or roles as defined in the site security plan, and/or perform other actions as defined in the SSP. | Without an audit capability, an integrity violation may not be detected. Organizations select response actions based on types of software, specific software, or information for which there are... |
| V-205489 | Medium | The Mainframe Product must use multifactor authentication for network access to privileged accounts. | Without the use of multifactor authentication, the ease of access to privileged functions is greatly increased.
Multifactor authentication requires using two or more factors to achieve... |
| V-205599 | Medium | The Mainframe Product must prompt the user for action prior to executing mobile code. | Mobile code can cause damage to the system. It can execute without explicit action from, or notification to, a user.
Actions enforced before executing mobile code include, for example, prompting... |
| V-205585 | Medium | The Mainframe Product must implement cryptographic mechanisms to prevent unauthorized disclosure of all information not cleared for public release at rest on system components outside of organization facilities. | Applications handling data requiring "data at rest" protections must employ cryptographic mechanisms to prevent unauthorized disclosure and modification of the information at rest.
Selection of a... |
| V-205445 | Medium | The Mainframe Product must automatically remove or disable temporary user accounts after 72 hours. | If temporary user accounts remain active when no longer needed or for an excessive period, these accounts may be used to gain unauthorized access. To mitigate this risk, automated termination of... |
| V-205619 | Medium | The Mainframe Product must implement NIST FIPS-validated cryptography to provision digital signatures in accordance with applicable federal laws, Executive orders, directives, policies, regulations, and standards. | Use of weak or untested encryption algorithms undermines the purposes of using encryption to protect data. The application must implement cryptographic modules adhering to the higher standards... |
| V-263680 | Medium | The Mainframe Product must, for password-based authentication, allow user selection of long passwords and passphrases, including spaces and all printable characters. | Password-based authentication applies to passwords regardless of whether they are used in single-factor or multifactor authentication. Long passwords or passphrases are preferable over shorter... |
| V-263681 | Medium | The Mainframe Product must, for password-based authentication, employ automated tools to assist the user in selecting strong password authenticators. | Password-based authentication applies to passwords regardless of whether they are used in single-factor or multifactor authentication. Long passwords or passphrases are preferable over shorter... |
| V-263682 | Medium | The Mainframe Product must for public key-based authentication, implement a local cache of revocation data to support path discovery and validation. | Public key cryptography is a valid authentication mechanism for individuals, machines, and devices. For PKI solutions, status information for certification paths includes certificate revocation... |
| V-205452 | Medium | The Mainframe Product must enforce approved authorizations for security administrator access to sensitive information and system resources in accordance with applicable access control policies. | To mitigate the risk of unauthorized access to sensitive information by entities that have been issued certificates by DoD-approved PKIs, all DoD systems (e.g., networks, web servers, and web... |
| V-263684 | Medium | The Mainframe Product must include only approved trust anchors in trust stores or certificate stores managed by the organization. | Public key infrastructure (PKI) certificates are certificates with visibility external to organizational systems and certificates related to the internal operations of systems, such as... |
| V-263685 | Medium | The Mainframe Product must provide protected storage for cryptographic keys with organization-defined safeguards and/or hardware protected key store. | A Trusted Platform Module (TPM) is an example of a hardware-protected data store that can be used to protect cryptographic keys. |
| V-263686 | Medium | The Mainframe Product must synchronize system clocks within and between systems or system components. | Time synchronization of system clocks is essential for the correct execution of many system services, including identification and authentication processes that involve certificates and... |
| V-263687 | Medium | The Mainframe Product must compare the internal system clocks on an organization-defined frequency with organization-defined authoritative time source. | Synchronization of internal system clocks with an authoritative source provides uniformity of time stamps for systems with multiple system clocks and systems connected over a network. |
| V-205509 | Medium | The Mainframe Product must use mechanisms meeting the requirements of applicable federal laws, Executive orders, directives, policies, regulations, standards, and guidance for authentication to a cryptographic module. | Unapproved mechanisms that are used for authentication to the cryptographic module are not verified and therefore cannot be relied on to provide confidentiality or integrity, and DoD data may be... |
| V-205508 | Medium | The Mainframe Product must obscure feedback of authentication information during the authentication process to protect the information from possible exploitation/use by unauthorized individuals. | To prevent the compromise of authentication information such as passwords during the authentication process, the feedback from the information system must not provide any information that would... |
| V-205459 | Medium | The Mainframe Product must provide audit record generation capability for DoD-defined auditable events within all application components. | Without the capability to generate audit records, it would be difficult to establish, correlate, and investigate the events relating to an incident, or identify those responsible for one.
Audit... |
| V-205589 | Medium | The Mainframe Product must remove all upgraded/replaced software components that are no longer required for operation after updated versions have been installed. | Previous versions of software components that are not removed from the information system after updates have been installed may be exploited by adversaries. Some information technology products... |
| V-205588 | Medium | The Mainframe Product must implement security safeguards to protect its memory from unauthorized code execution. | Some adversaries launch attacks with the intent of executing code in non-executable regions of memory or in memory locations that are prohibited. Security safeguards employed to protect memory... |
| V-205584 | Medium | The Mainframe Product must implement cryptographic mechanisms to prevent unauthorized modification of all information not cleared for public release at rest on system components outside of organization facilities. | Applications handling data requiring "data at rest" protections must employ cryptographic mechanisms to prevent unauthorized disclosure and modification of the information at rest.
Selection of a... |
| V-205442 | Medium | The Mainframe Product must provide the capability for users to directly initiate a session lock. | A session lock is a temporary action taken when a user stops work and moves away from the immediate physical vicinity of the information system, but does not want to log out because of the... |
| V-205581 | Medium | Mainframe Products must verify remote disconnection at the termination of nonlocal maintenance and diagnostic sessions. | If the remote connection is not closed and verified as closed, the session may remain open and be exploited by an attacker; this is referred to as a zombie session. Remote connections must be... |
| V-205580 | Medium | Mainframe Products must implement cryptographic mechanisms to protect the confidentiality of nonlocal maintenance and diagnostic communications. | Privileged access contains control and configuration information which is particularly sensitive, so additional protections are necessary. This is maintained by using cryptographic mechanisms to... |
| V-205622 | Medium | The Mainframe Product must be configured in accordance with the security configuration settings based on DoD security configuration or implementation guidance, including STIGs, NSA configuration guides, CTOs, and DTMs. | Configuring the application to implement organization-wide security implementation guides and security checklists ensures compliance with federal standards and establishes a common security... |
| V-205586 | Medium | The Mainframe Product must maintain a separate execution domain for each executing process. | Applications can maintain separate execution domains for each executing process by assigning each process a separate address space. Each process has a distinct address space so that communication... |
| V-205620 | Medium | The Mainframe Product must implement NIST FIPS-validated cryptography to generate and validate cryptographic hashes in accordance with applicable federal laws, Executive orders, directives, policies, regulations, and standards. | Use of weak or untested encryption algorithms undermines the purposes of using encryption to protect data. The application must implement cryptographic modules adhering to the higher standards... |
| V-205621 | Medium | The Mainframe Product must implement NIST FIPS-validated cryptography to protect unclassified information requiring confidentiality and cryptographic protection in accordance with applicable federal laws, Executive orders, directives, policies, regulations, and standards. | Use of weak or untested encryption algorithms undermines the purposes of using encryption to protect data. The application must implement cryptographic modules adhering to the higher standards... |
| V-219061 | Medium | The Mainframe Product must provide the capability for authorized users to remotely view/hear, in real time, all content related to an established user session from a component separate from the Mainframe Product being monitored. | Without the capability to remotely view/hear all content related to a user session, investigations into suspicious user activity would be hampered. Real-time monitoring allows authorized personnel... |
| V-219060 | Medium | The Mainframe Product must provide the capability for authorized users to select a user session to capture/record or view/hear. | Without the capability to select a user session to capture/record or view/hear, investigations into suspicious or harmful events would be hampered by the volume of information captured. The volume... |
| V-253508 | Medium | The Mainframe Product must implement NSA-approved cryptography to protect classified information in accordance with applicable federal laws, Executive orders, directives, policies, regulations, and standards. | Use of weak or untested encryption algorithms undermines the purposes of using encryption to protect data. The application must implement cryptographic modules adhering to the higher standards... |
| V-205458 | Medium | For Mainframe Products providing audit record aggregation, the Mainframe Product must compile audit records from mainframe components into a system-wide audit trail that is time-correlated with a tolerance for the relationship between time stamps of individual records in the audit trail in accordance with the site security plan. | Without the ability to collate records based on the time when the events occurred, the ability to perform forensic analysis and investigations across multiple components is significantly... |
| V-205611 | Medium | The Mainframe Product must generate audit records when successful/unsuccessful logon attempts occur. | Without generating audit records that are specific to the security and mission needs of the organization, it would be difficult to establish, correlate, and investigate the events relating to an... |
