III - Administrative Sensitive
Rules and Groups employed by this XCCDF Profile
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SRG-APP-000001-NDM-000200
Group -
The F5 BIG-IP appliance must be configured to limit the number of concurrent sessions to the Configuration Utility to 10 or 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 administr...Rule Medium Severity -
SRG-APP-000317-NDM-000282
Group -
The F5 BIG-IP appliance must terminate shared/group account credentials when members leave the group.
A shared/group account credential is a shared form of authentication that allows multiple individuals to access the network device using a single account. If shared/group account credentials are no...Rule Medium Severity -
SRG-APP-000148-NDM-000346
Group -
The F5 BIG-IP appliance 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.
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 when the authentication server i...Rule Medium Severity -
SRG-APP-000033-NDM-000212
Group -
The F5 BIG-IP appliance must be configured to assign appropriate user roles or access levels to authenticated users.
Successful identification and authentication must not automatically give an entity full access to a network device or security domain. Authorization is the process of determining whether an entit...Rule High Severity -
SRG-APP-000343-NDM-000289
Group -
The F5 BIG-IP appliance must be configured to audit the execution of privileged functions such as accounts additions and changes.
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 and...Rule Medium Severity -
SRG-APP-000065-NDM-000214
Group -
The F5 BIG-IP appliance must be configured to enforce the limit of three consecutive invalid logon attempts, after which time it must block any login attempt for at least 15 minutes.
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.Rule Medium Severity -
SRG-APP-000068-NDM-000215
Group -
The F5 BIG-IP appliance must be configured to display the Standard Mandatory DOD Notice and Consent Banner upon access to the TMOS User Interface.
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, Executi...Rule Medium Severity -
SRG-APP-000357-NDM-000293
Group -
The F5 BIG-IP appliance must manage local audit storage capacity in accordance with organization-defined audit record storage requirements.
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 audit record st...Rule Low Severity -
SRG-APP-000515-NDM-000325
Group -
The F5 BIG-IP appliance must generate audit records and send records to redundant central syslog servers that are separate from the appliance.
Information stored in one location is vulnerable to accidental or incidental deletion or alteration. Without generating audit records that are specific to the security and mission needs of the org...Rule High Severity -
F5BI-DM-300036
Group -
The F5 BIG-IP appliance must be configured to synchronize internal information system clocks 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 ...Rule Medium Severity
Node 2
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