II - Mission Support Public
Rules and Groups employed by this XCCDF Profile
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SRG-APP-000038-NDM-000213
<GroupDescription></GroupDescription>Group -
The Arista network device must enforce approved authorizations for controlling the flow of management information within the network device based on information flow control policies.
<VulnDiscussion>A mechanism to detect and prevent unauthorized communication flow must be configured or provided as part of the system design...Rule Medium Severity -
SRG-APP-000065-NDM-000214
<GroupDescription></GroupDescription>Group -
The Arista network device must be configured to enforce the limit of three consecutive invalid logon attempts, after which time it must block any login attempt for 15 minutes.
<VulnDiscussion>By limiting the number of failed login attempts, the risk of unauthorized system access via user password guessing, otherwise...Rule Medium Severity -
SRG-APP-000068-NDM-000215
<GroupDescription></GroupDescription>Group -
The Arista network device 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-000026-NDM-000208
<GroupDescription></GroupDescription>Group -
The Arista network device must be configured to audit all administrator activity.
<VulnDiscussion>This requirement supports non-repudiation of actions taken by an administrator and is required in order to maintain the integ...Rule Medium Severity -
SRG-APP-000142-NDM-000245
<GroupDescription></GroupDescription>Group -
The Arista network device must be configured to prohibit the use of all unnecessary and/or nonsecure functions, ports, protocols, and/or services.
<VulnDiscussion>To prevent unauthorized connection of devices, unauthorized transfer of information, or unauthorized tunneling (i.e., embeddi...Rule High Severity -
SRG-APP-000148-NDM-000346
<GroupDescription></GroupDescription>Group -
The Arista network device must be configured with only one local account to be used as the account of last resort in the event the authentication server is unavailable.
<VulnDiscussion>Authentication for administrative (privileged level) access to the device is required at all times. An account can be created...Rule Medium Severity -
SRG-APP-000164-NDM-000252
<GroupDescription></GroupDescription>Group -
The Arista network device must enforce a minimum 15-character password length.
<VulnDiscussion>Password complexity, or strength, is a measure of the effectiveness of a password in resisting attempts at guessing and brute...Rule Medium Severity -
SRG-APP-000179-NDM-000265
<GroupDescription></GroupDescription>Group -
The Arista network device must use FIPS 140-2 approved algorithms for authentication to a cryptographic module.
<VulnDiscussion>Unapproved mechanisms used for authentication to the cryptographic module are not validated and therefore cannot be relied up...Rule High Severity -
SRG-APP-000190-NDM-000267
<GroupDescription></GroupDescription>Group -
The Arista network device 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 High Severity -
SRG-APP-000329-NDM-000287
<GroupDescription></GroupDescription>Group -
If the Arista network device uses role-based access control, the network device must enforce organization-defined role-based access control policies over defined subjects and objects.
<VulnDiscussion>Organizations can create specific roles based on job functions and the authorizations (i.e., privileges) to perform needed op...Rule Medium Severity -
SRG-APP-000373-NDM-000298
<GroupDescription></GroupDescription>Group -
The Arista network device must be configured to synchronize internal system clocks using redundant authenticated 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-000395-NDM-000310
<GroupDescription></GroupDescription>Group -
The Arista network device must be configured to authenticate SNMP messages using a FIPS-validated Keyed-Hash Message Authentication Code (HMAC).
<VulnDiscussion>Without authenticating devices, unidentified or unknown devices may be introduced, thereby facilitating malicious activity. B...Rule Medium Severity -
SRG-APP-000411-NDM-000330
<GroupDescription></GroupDescription>Group -
The Arista network devices must use FIPS-validated Keyed-Hash Message Authentication Code (HMAC) to protect the integrity of remote maintenance sessions.
<VulnDiscussion>Unapproved mechanisms used for authentication to the cryptographic module are not verified and therefore cannot be relied upo...Rule High Severity -
SRG-APP-000412-NDM-000331
<GroupDescription></GroupDescription>Group -
The Arista network device must be configured to implement cryptographic mechanisms using a FIPS 140-2 approved algorithm to protect the confidentiality of remote maintenance sessions.
<VulnDiscussion>This requires the use of secure protocols instead of their unsecured counterparts, such as SSH instead of telnet, SCP instead...Rule High Severity -
SRG-APP-000095-NDM-000225
<GroupDescription></GroupDescription>Group -
The Arista network device must be configured to capture all DOD auditable events.
<VulnDiscussion>Auditing and logging are key components of any security architecture. Logging the actions of specific events provides a means...Rule Medium Severity -
SRG-APP-000516-NDM-000336
<GroupDescription></GroupDescription>Group -
The network device must be configured to use an authentication server to authenticate users prior to granting administrative access.
<VulnDiscussion>Centralized management of authentication settings increases the security of remote and nonlocal access methods. This control ...Rule High Severity -
SRG-APP-000516-NDM-000340
<GroupDescription></GroupDescription>Group -
The network device must be configured to conduct backups of system level information contained in the information system when changes occur.
<VulnDiscussion>System-level information includes default and customized settings and security attributes, including ACLs that relate to the ...Rule Medium Severity -
SRG-APP-000516-NDM-000344
<GroupDescription></GroupDescription>Group -
The Arista network device must obtain its public key certificates from an appropriate certificate policy through an approved service provider.
<VulnDiscussion>For user certificates, each organization obtains certificates from an approved, shared service provider, as required by OMB p...Rule Medium Severity -
SRG-APP-000516-NDM-000350
<GroupDescription></GroupDescription>Group -
The Arista network Arista device must be configured to send log data to a central log server for the purpose of forwarding alerts to the administrators and the ISSO.
<VulnDiscussion>The aggregation of log data kept on a syslog server can be used to detect attacks and trigger an alert to the appropriate sec...Rule High Severity -
SRG-APP-000516-NDM-000351
<GroupDescription></GroupDescription>Group -
The Arista network device must be running an operating system release that is currently supported by the vendor.
<VulnDiscussion>Network devices running an unsupported operating system lack current security fixes required to mitigate the risks associated...Rule High Severity
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