| V-74009 | High | The Cisco IOS XE router must have a single local account that will only be used as an account of last resort with full access to the network device. | Authentication for administrative (privileged level) access to the device is required at all times. An account can be created on the device's local database for use in an emergency, such as when... |
| V-73963 | High | The Cisco IOS XE router must use an authentication server for the purpose of granting administrative access. | All accounts used for access to the network device are privileged or system-level accounts. Therefore, if account management functions are not automatically enforced, an attacker could gain... |
| V-73971 | Medium | The Cisco IOS XE router must enforce approved authorizations for controlling the flow of management information within the router based on 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 management information flow is not enforced based on approved... |
| V-73973 | Medium | The Cisco IOS XE router 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 login attempts, the risk of unauthorized system access via user password guessing, otherwise known as brute-forcing, is reduced. |
| V-73975 | Medium | The Cisco IOS XE router must display the Standard Mandatory DoD Notice and Consent Banner before granting access to the device. | Display of the DoD-approved use notification before granting access to the network device ensures privacy and security notification verbiage used is consistent with applicable federal laws,... |
| V-73977 | Medium | The Cisco IOS XE router must retain the Standard Mandatory DoD Notice and Consent Banner on the screen until the administrator acknowledges the usage conditions and takes explicit actions to log on for further access. | The banner must be acknowledged by the administrator prior to the device allowing the administrator access to the network device. This provides assurance that the administrator has seen the... |
| V-74059 | Medium | If the Cisco IOS XE router uses mandatory access control, the Cisco IOS XE router must enforce organization-defined mandatory access control policies over all subjects and objects. | Mandatory access control policies constrain what actions subjects can take with information obtained from data objects for which they have already been granted access, thus preventing the subjects... |
| V-74011 | Medium | The Cisco IOS XE router must enforce a minimum 15-character password length. | Password complexity, or strength, is a measure of the effectiveness of a password in resisting attempts at guessing and brute-force attacks. Password length is one factor of several that helps to... |
| V-74063 | Medium | The Cisco IOS XE router must generate audit records when successful/unsuccessful attempts to delete administrator 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-74061 | Medium | The Cisco IOS XE router must generate audit records when successful/unsuccessful attempts to modify administrator 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-74049 | Medium | The Cisco IOS XE router must record time stamps for audit records that meet a granularity of one second for a minimum degree of precision. | Without sufficient granularity of time stamps, it is not possible to adequately determine the chronological order of records. Time stamps generated by the application include date and time.... |
| V-74007 | Medium | The Cisco IOS XE router must be configured to prohibit the use of all unnecessary or non-secure ports, protocols, or services. | In order to prevent unauthorized connection of devices, unauthorized transfer of information, or unauthorized tunneling (i.e., embedding of data types within data types), organizations must... |
| V-74065 | Medium | The Cisco IOS XE router 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... |
| V-74053 | Medium | Applications used for nonlocal maintenance sessions must implement cryptographic mechanisms to protect the integrity of nonlocal maintenance and diagnostic communications. | This requires the use of secure protocols instead of their unsecured counterparts, such as SSH instead of telnet, SCP instead of FTP, and HTTPS instead of HTTP. If unsecured protocols (lacking... |
| V-74045 | Medium | The Cisco IOS XE router must be configured to synchronize internal information system clocks with the primary and secondary time sources located in different geographic regions using redundant authoritative time sources. | The loss of connectivity to a particular authoritative time source will result in the loss of time synchronization (free-run mode) and increasingly inaccurate time stamps on audit events and other... |
| V-74047 | Medium | The Cisco IOS XE router must record time stamps for audit records that can be mapped to Coordinated Universal Time (UTC) or Greenwich Mean Time (GMT). | If time stamps are not consistently applied and there is no common time reference, it is difficult to perform forensic analysis.
Time stamps generated by the application include date and time.... |
| V-74041 | Medium | The Cisco IOS XE router must compare internal information system clocks at least every 24 hours with an authoritative time server. | Inaccurate time stamps make it more difficult to correlate events and can lead to an inaccurate analysis. Determining the correct time a particular event occurred on a system is critical when... |
| V-74069 | Medium | The Cisco IOS XE router must generate audit records showing starting and ending time for administrator 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-74043 | Medium | The Cisco IOS XE router must synchronize internal information system clocks to the authoritative time source when the time difference is greater than the organization-defined time period. | Inaccurate time stamps make it more difficult to correlate events and can lead to an inaccurate analysis. Determining the correct time a particular event occurred on a system is critical when... |
| V-74029 | Medium | The Cisco IOS XE router must reveal error messages only to authorized individuals (ISSO, ISSM, and SA). | 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. Additionally, sensitive account... |
| V-74003 | Medium | The Cisco IOS XE router must use internal system clocks to generate time stamps for audit records. | In order to determine what is happening within the network infrastructure or to resolve and trace an attack, the network device must support the organization's capability to correlate the audit... |
| V-74023 | Medium | The Cisco IOS XE router must store only encrypted representations of 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-74021 | Medium | If multifactor authentication is not supported and passwords must be used, the CCisco IOS XE router must require that when a password is changed, the characters are changed in at least eight of the positions within the password. | 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-74083 | Medium | The Cisco IOS XE router must obtain its public key certificates from an appropriate certificate policy through an approved service provider. | For user certificates, each organization obtains certificates from an approved, shared service provider, as required by OMB policy. For federal agencies operating a legacy public key... |
| V-74085 | Medium | The Cisco IOS XE router must be configured to send log data to a syslog server for the purpose of forwarding alerts to the administrators and the ISSO. | Once an attacker establishes initial access to a system, the attacker often attempts to create a persistent method of reestablishing access. One way to accomplish this is for the attacker to... |
| V-74087 | Medium | The Cisco IOS XE router must be configured to send SNMP traps and notifications to the SNMP manager for the purpose of sending alarms and notifying appropriate personnel as required by specific events. | If appropriate actions are not taken when a network device failure occurs, a denial of service condition may occur which could result in mission failure since the network would be operating... |
| V-74019 | Medium | If multifactor authentication is not supported and passwords must be used, the Cisco IOS XE router 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-73967 | Medium | The Cisco IOS XE router must automatically audit account modification. | Since the accounts in the network device are privileged or system-level accounts, account management is vital to the security of the network device. Account management by a designated authority... |
| V-73965 | Medium | The Cisco IOS XE router must automatically audit account creation. | Upon gaining access to a network device, an attacker will often first attempt to create a persistent method of reestablishing access. One way to accomplish this is to create a new account.... |
| V-73969 | Medium | The Cisco IOS XE router must automatically audit account removal. | Account management, as a whole, ensures access to the network device is being controlled in a secure manner by granting access to only authorized personnel. Auditing account removal actions will... |
| V-74017 | Medium | If multifactor authentication is not supported and passwords must be used, the Cisco IOS XE router 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-74073 | Medium | The Cisco IOS XE router 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-74013 | Medium | If multifactor authentication is not supported and passwords must be used, the Cisco IOS XE router must enforce password complexity by requiring that at least one upper-case character be used. | Use of a complex passwords 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-74077 | Medium | The Cisco IOS XE router must generate audit log events for a locally developed list of auditable events. | Auditing and logging are key components of any security architecture. Logging the actions of specific events provides a means to investigate an attack; to recognize resource utilization or... |
| V-74079 | Medium | Administrative accounts for device management must be configured on the authentication server and not the Cisco IOS XE router itself (except for the emergency administration account). | The use of authentication servers or other centralized management servers for providing centralized authentication services is required for network device management. Maintaining local... |
| V-74051 | Medium | The Cisco IOS XE router must authenticate network management, SNMP, and NTP endpoint devices before establishing a local, remote, and/or network connection using bidirectional authentication that is cryptographically based. | Without authenticating devices, unidentified or unknown devices may be introduced, thereby facilitating malicious activity. Bidirectional authentication provides stronger safeguards to validate... |
| V-74057 | Medium | The Cisco IOS XE router must protect against or limit the effects of all known types of Denial of Service (DoS) attacks on network device management network by employing organization-defined security safeguards. | DoS is a condition when a resource is not available for legitimate users. When this occurs, the organization either cannot accomplish its mission or must operate at degraded capacity.
This... |
| V-74055 | Medium | Applications used for nonlocal maintenance sessions must implement cryptographic mechanisms to protect the confidentiality of nonlocal maintenance and diagnostic communications. | This requires the use of secure protocols instead of their unsecured counterparts, such as SSH instead of telnet, SCP instead of FTP, and HTTPS instead of HTTP. If unsecured protocols (lacking... |
| V-73985 | Medium | The Cisco IOS XE router 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-74039 | Medium | The Cisco IOS XE router must allocate audit record storage capacity in accordance with organization-defined audit record storage requirements. | In order to ensure network devices have a sufficient storage capacity in which to write the audit logs, they need to be able to allocate audit record storage capacity. The task of allocating... |
| V-74071 | Medium | The Cisco IOS XE router 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-74035 | Medium | The Cisco IOS XE router 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-74031 | Medium | The Cisco IOS XE router must automatically terminate a network administrator session after organization-defined conditions or trigger events requiring session disconnect. | Automatic session termination addresses the termination of administrator-initiated logical sessions in contrast to the termination of network connections that are associated with communications... |
| V-74033 | Medium | The Cisco IOS XE router must automatically audit account enabling actions. | Once an attacker establishes initial access to a system, the attacker often attempts to create a persistent method of reestablishing access. One way to accomplish this is for the attacker to... |
| V-74027 | Medium | The Cisco IOS XE router must terminate all network connections associated with a device management session at the end of the session, or the session must be terminated after 10 minutes of inactivity except to fulfill documented and validated mission requirements. | Terminating an idle session within a short time period reduces the window of opportunity for unauthorized personnel to take control of a management session enabled on the console or console port... |
| V-74015 | Medium | If multifactor authentication is not supported and passwords must be used, the Cisco IOS XE router must enforce password complexity by requiring that at least one lower-case 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-74067 | Medium | The Cisco IOS XE router 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-74025 | Medium | The Cisco IOS XE router 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-74075 | Medium | The Cisco IOS XE router 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-73979 | Low | The Cisco IOS XE router must protect against an individual (or process acting on behalf of an individual) falsely denying having performed organization-defined actions to be covered by non-repudiation. | This requirement supports non-repudiation of actions taken by an administrator and is required in order to maintain the integrity of the configuration management process. All configuration changes... |
| V-73999 | Low | The Cisco IOS XE router must generate audit records containing information that establishes the identity of any individual or process associated with the event. | Without information that establishes the identity of the subjects (i.e., administrators or processes acting on behalf of administrators) associated with the events, security personnel cannot... |
| V-74001 | Low | The Cisco IOS XE router must generate audit records containing the full-text recording of privileged commands. | 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-73997 | Low | The Cisco IOS XE router must produce audit records that contain information to establish the outcome of the event. | 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-73995 | Low | The Cisco IOS XE router must produce audit log records containing information to establish the source of events. | In order to compile an accurate risk assessment and provide forensic analysis, it is essential for security personnel to know the source of the event. The source may be a component, module, or... |
| V-73993 | Low | The Cisco IOS XE router must produce audit records containing information to establish where the events occurred. | In order to compile an accurate risk assessment and provide forensic analysis, it is essential for security personnel to know where events occurred, such as device hardware components, device... |
| V-73991 | Low | The Cisco IOS XE router must produce audit records containing information to establish when (date and time) the events occurred. | It is essential for security personnel to know what is being done, what was attempted, where it was done, when it was done, and by whom it was done in order to compile an accurate risk assessment.... |
| V-74081 | Low | The Cisco IOS XE router must support organizational requirements to conduct backups of system level information contained in the information system when changes occur or weekly, whichever is sooner. | System-level information includes default and customized settings and security attributes, including ACLs that relate to the network device configuration, as well as software required for the... |
| V-73961 | Low | The Cisco IOS XE router must limit the number of concurrent SSH sessions to an organization-defined number. | Device management includes the ability to control the number of administrators and management sessions that manage a device. Limiting the number of allowed administrators and sessions per... |
| V-74005 | Low | The Cisco IOS XE router must off load audit records via syslog so the audit records can be backed up every seven days. | Protection of log data includes assuring log data is not accidentally lost or deleted. Regularly backing up audit records to a different system or onto separate media than the system being audited... |
| V-73981 | Low | The Cisco IOS XE router must provide audit record generation capability for DoD-defined auditable events within the router. | 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-73983 | Low | The Cisco IOS XE router must allow only the 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-73987 | Low | The Cisco IOS XE router 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-73989 | Low | The Cisco IOS XE router must produce audit log records containing sufficient information to establish what type of event occurred. | It is essential for security personnel to know what is being done, what was attempted, where it was done, when it was done, and by whom it was done in order to compile an accurate risk assessment.... |
| V-74037 | Low | The Cisco IOS XE router must provide the capability for organization-identified individuals or roles to change the auditing to be performed based on all selectable event criteria within near-real-time. | If authorized individuals do not have the ability to modify auditing parameters in response to a changing threat environment, the organization may not be able to effectively respond, and important... |
