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Domain Name System (DNS) Security Requirements Guide

Rules, Groups, and Values defined within the XCCDF Benchmark

  • The DNS server implementation must protect nonlocal maintenance sessions by separating the maintenance session from other network sessions with the system by logically separated communications paths.

    <VulnDiscussion>Nonlocal maintenance and diagnostic activities are conducted by individuals who communicate through either an external or int...
    Rule Medium Severity
  • SRG-APP-000910

    <GroupDescription></GroupDescription>
    Group
  • The DNS server implementation must include only approved trust anchors in trust stores or certificate stores managed by the organization.

    &lt;VulnDiscussion&gt;Public key infrastructure (PKI) certificates are certificates with visibility external to organizational systems and certific...
    Rule Medium Severity
  • The DNS server implementation must synchronize system clocks within and between systems or system components.

    &lt;VulnDiscussion&gt;Time synchronization of system clocks is essential for the correct execution of many system services, including identificatio...
    Rule Medium Severity
  • SRG-APP-000925

    <GroupDescription></GroupDescription>
    Group
  • The DNS server implementation must compare the internal system clocks on an organization-defined frequency with organization-defined authoritative time source.

    &lt;VulnDiscussion&gt;Synchronization of internal system clocks with an authoritative source provides uniformity of time stamps for systems with mu...
    Rule Medium Severity

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