II - Mission Support Public
Rules and Groups employed by this XCCDF Profile
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SRG-APP-000164-NDM-000252
<GroupDescription></GroupDescription>Group -
The Arista Multilayer Switch account of last resort must have a password with a length of 15 characters.
<VulnDiscussion>Use of a complex password helps to increase the time and resources required to compromise the password. Password complexity, ...Rule Medium Severity -
SRG-APP-000026-NDM-000208
<GroupDescription></GroupDescription>Group -
The Arista Multilayer Switch must automatically audit account creation.
<VulnDiscussion>Upon gaining access to a network device, an attacker will often first attempt to create a persistent method of reestablishing...Rule Medium Severity -
SRG-APP-000027-NDM-000209
<GroupDescription></GroupDescription>Group -
The Arista Multilayer Switch must automatically audit account modification.
<VulnDiscussion>Since the accounts in the network device are privileged or system-level accounts, account management is vital to the security...Rule Medium Severity -
SRG-APP-000028-NDM-000210
<GroupDescription></GroupDescription>Group -
The Arista Multilayer Switch must automatically audit account disabling actions.
<VulnDiscussion>Account management, as a whole, ensures access to the network device is being controlled in a secure manner by granting acces...Rule Medium Severity -
SRG-APP-000029-NDM-000211
<GroupDescription></GroupDescription>Group -
The Arista Multilayer Switch must automatically audit account removal actions.
<VulnDiscussion>Account management, as a whole, ensures access to the network device is being controlled in a secure manner by granting acces...Rule Medium Severity -
SRG-APP-000068-NDM-000215
<GroupDescription></GroupDescription>Group -
The Arista Multilayer Switch must display the Standard Mandatory DoD Notice and Consent Banner before granting access to the device.
<VulnDiscussion>Display of the DoD-approved use notification before granting access to the network device ensures privacy and security notifi...Rule Medium Severity -
SRG-APP-000080-NDM-000220
<GroupDescription></GroupDescription>Group -
The Arista Multilayer Switch 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.
<VulnDiscussion>This requirement supports non-repudiation of actions taken by an administrator and is required in order to maintain the integ...Rule Low Severity -
SRG-APP-000091-NDM-000223
<GroupDescription></GroupDescription>Group -
The Arista Multilayer Switch must generate audit records when successful/unsuccessful attempts to access privileges occur.
<VulnDiscussion>Without generating audit records that are specific to the security and mission needs of the organization, it would be difficu...Rule Low Severity -
SRG-APP-000095-NDM-000225
<GroupDescription></GroupDescription>Group -
The Arista Multilayer Switch must produce audit log records containing sufficient information to establish what type of event occurred.
<VulnDiscussion>It is essential for security personnel to know what is being done, what was attempted, where it was done, when it was done, a...Rule Low Severity -
SRG-APP-000101-NDM-000231
<GroupDescription></GroupDescription>Group -
The Arista Multilayer Switch must generate audit records containing the full-text recording of privileged commands.
<VulnDiscussion>Reconstruction of harmful events or forensic analysis is not possible if audit records do not contain enough information. O...Rule Low Severity -
SRG-APP-000142-NDM-000245
<GroupDescription></GroupDescription>Group -
The Arista Multilayer Switch must be configured to prohibit the use of all unnecessary and/or nonsecure functions, ports, protocols, and/or services, as defined in the PPSM CAL and vulnerability assessments.
<VulnDiscussion>In order to prevent unauthorized connection of devices, unauthorized transfer of information, or unauthorized tunneling (i.e....Rule Medium Severity -
SRG-APP-000151-NDM-000248
<GroupDescription></GroupDescription>Group -
The Arista Multilayer Switch must use multifactor authentication for local access to privileged accounts.
<VulnDiscussion>Multifactor authentication is defined as: using two or more factors to achieve authentication. Factors include: (i) Somethi...Rule Medium Severity -
SRG-APP-000190-NDM-000267
<GroupDescription></GroupDescription>Group -
The Arista Multilayer Switch 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.
<VulnDiscussion>Terminating an idle session within a short time period reduces the window of opportunity for unauthorized personnel to take c...Rule Medium Severity -
SRG-APP-000267-NDM-000273
<GroupDescription></GroupDescription>Group -
The Arista Multilayer Switch must reveal error messages only to authorized individuals (ISSO, ISSM, and SA).
<VulnDiscussion>Only authorized personnel should be aware of errors and the details of the errors. Error messages are an indicator of an orga...Rule Medium Severity -
SRG-APP-000268-NDM-000274
<GroupDescription></GroupDescription>Group -
The Arista Multilayer Switch must activate a system alert message, send an alarm, and/or automatically shut down when a component failure is detected.
<VulnDiscussion>Predictable failure prevention requires organizational planning to address device failure issues. If components key to mainta...Rule Medium Severity -
SRG-APP-000372-NDM-000297
<GroupDescription></GroupDescription>Group -
The Arista Multilayer Switch must synchronize internal information system clocks to the authoritative time source when the time difference is greater than the organization-defined time period.
<VulnDiscussion>Inaccurate time stamps make it more difficult to correlate events and can lead to an inaccurate analysis. Determining the cor...Rule Medium Severity -
SRG-APP-000373-NDM-000298
<GroupDescription></GroupDescription>Group -
The Arista Multilayer Switch 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.
<VulnDiscussion>The loss of connectivity to a particular authoritative time source will result in the loss of time synchronization (free-run ...Rule Medium Severity -
SRG-APP-000374-NDM-000299
<GroupDescription></GroupDescription>Group -
The Arista Multilayer Switch must record time stamps for audit records that can be mapped to Coordinated Universal Time (UTC) or Greenwich Mean Time (GMT).
<VulnDiscussion>If time stamps are not consistently applied and there is no common time reference, it is difficult to perform forensic analys...Rule Medium Severity -
SRG-APP-000411-NDM-000330
<GroupDescription></GroupDescription>Group -
Arista Multilayer Switches used for nonlocal maintenance sessions must implement cryptographic mechanisms to protect the integrity of nonlocal maintenance and diagnostic communications.
<VulnDiscussion>This requires the use of secure protocols instead of their unsecured counterparts, such as SSH instead of telnet, SCP instead...Rule Medium Severity -
SRG-APP-000412-NDM-000331
<GroupDescription></GroupDescription>Group -
Arista Multilayer Switches used for nonlocal maintenance sessions must implement cryptographic mechanisms to protect the confidentiality of nonlocal maintenance and diagnostic communications.
<VulnDiscussion>This requires the use of secure protocols instead of their unsecured counterparts, such as SSH instead of telnet, SCP instead...Rule Medium Severity -
SRG-APP-000504-NDM-000321
<GroupDescription></GroupDescription>Group -
The Arista Multilayer Switch must generate audit records for privileged activities or other system-level access.
<VulnDiscussion>Without generating audit records that are specific to the security and mission needs of the organization, it would be difficu...Rule Medium Severity -
SRG-APP-000505-NDM-000322
<GroupDescription></GroupDescription>Group -
The Arista Multilayer Switch must generate audit records showing starting and ending time for administrator access to the system.
<VulnDiscussion>Without generating audit records that are specific to the security and mission needs of the organization, it would be difficu...Rule Medium Severity -
SRG-APP-000506-NDM-000323
<GroupDescription></GroupDescription>Group -
The Arista Multilayer Switch must generate audit records when concurrent logons from different workstations occur.
<VulnDiscussion>Without generating audit records that are specific to the security and mission needs of the organization, it would be difficu...Rule Medium Severity -
SRG-APP-000509-NDM-000324
<GroupDescription></GroupDescription>Group -
The Arista Multilayer Switch must generate audit records for all account creations, modifications, disabling, and termination events.
<VulnDiscussion>Without generating audit records that are specific to the security and mission needs of the organization, it would be difficu...Rule Medium Severity -
SRG-APP-000515-NDM-000325
<GroupDescription></GroupDescription>Group -
The Arista Multilayer Switch must, at a minimum, off-load audit records for interconnected systems in real time.
<VulnDiscussion>Information stored in one location is vulnerable to accidental or incidental deletion or alteration. Off-loading is a common...Rule Medium Severity
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