II - Mission Support Public
Rules and Groups employed by this XCCDF Profile
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SRG-NET-000166-ALG-000101
<GroupDescription></GroupDescription>Group -
The Sentry providing PKI-based mobile device authentication intermediary services must map authenticated identities to the mobile device account.
<VulnDiscussion>Authorization for access to any network element requires an approved and assigned individual account identifier. To ensure on...Rule Medium Severity -
SRG-NET-000213-ALG-000107
<GroupDescription></GroupDescription>Group -
The Sentry must terminate all network connections associated with a communications session at the end of the session, or as follows: for in-band management sessions (privileged sessions), the session must be terminated after 10 minutes of inactivity; and for mobile device sessions (non-privileged session), the session must be terminated after 15 minutes of inactivity.
<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-NET-000334-ALG-000050
<GroupDescription></GroupDescription>Group -
The Sentry must offload audit records onto a centralized log server.
<VulnDiscussion>Without the capability to select a user session to capture or view, investigations into suspicious or harmful events would be...Rule Low Severity -
SRG-NET-000339-ALG-000090
<GroupDescription></GroupDescription>Group -
The Sentry providing mobile device authentication intermediary services must implement multifactor authentication for remote access to non-privileged accounts such that one of the factors is provided by a device separate from the system gaining access.
<VulnDiscussion>For remote access to non-privileged accounts, the purpose of requiring a device that is separate from the information system ...Rule Medium Severity -
SRG-NET-000355-ALG-000117
<GroupDescription></GroupDescription>Group -
The Sentry providing mobile device authentication intermediary services using PKI-based mobile device authentication must only accept end entity certificates issued by DoD PKI or DoD-approved PKI Certification Authorities (CAs) for the establishment of protected sessions.
<VulnDiscussion>Non-DoD-approved PKIs have not been evaluated to ensure they have security controls and identity vetting procedures in place ...Rule Medium Severity -
SRG-NET-000362-ALG-000120
<GroupDescription></GroupDescription>Group -
The Sentry must implement load balancing to limit the effects of known and unknown types of Denial-of-Service (DoS) attacks.
<VulnDiscussion>If the network does not provide safeguards against DoS attacks, network resources will be unavailable to users. Load balancin...Rule Low Severity -
SRG-NET-000364-ALG-000122
<GroupDescription></GroupDescription>Group -
The Sentry must only allow incoming communications from organization-defined authorized sources routed to organization-defined authorized destinations.
<VulnDiscussion>Unrestricted traffic may contain malicious traffic which poses a threat to an enclave or to other connected networks. Additio...Rule Medium Severity -
SRG-NET-000402-ALG-000130
<GroupDescription></GroupDescription>Group -
The Sentry must reveal error messages only to the ISSO, ISSM, and SCA.
<VulnDiscussion>Only authorized personnel should be aware of errors and the details of the errors. Error messages are an indicator of an orga...Rule Low Severity -
SRG-NET-000510-ALG-000025
<GroupDescription></GroupDescription>Group -
The Sentry providing encryption intermediary services must implement NIST FIPS-validated cryptography to generate cryptographic hashes.
<VulnDiscussion>Use of weak or untested encryption algorithms undermines the purposes of utilizing encryption to protect data. The network el...Rule Medium Severity -
SRG-NET-000510-ALG-000040
<GroupDescription></GroupDescription>Group -
The Sentry providing encryption intermediary services must implement NIST FIPS-validated cryptography for digital signatures.
<VulnDiscussion>Use of weak or untested encryption algorithms undermines the purposes of utilizing encryption to protect data. The network el...Rule Medium Severity
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