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I - Mission Critical Classified

Rules and Groups employed by this XCCDF Profile

  • SRG-APP-000516-DNS-000101

    <GroupDescription></GroupDescription>
    Group
  • The DNS implementation must implement internal/external role separation.

    &lt;VulnDiscussion&gt;DNS servers with an internal role only process name/address resolution requests from within the organization (i.e., internal ...
    Rule Medium Severity
  • SRG-APP-000516-DNS-000102

    <GroupDescription></GroupDescription>
    Group
  • The Infoblox system must utilize valid root name servers in the local root zone file.

    &lt;VulnDiscussion&gt;All caching name servers must be authoritative for the root zone because, without this starting point, they would have no kno...
    Rule Medium Severity
  • SRG-APP-000516-DNS-000103

    <GroupDescription></GroupDescription>
    Group
  • The Infoblox NIOS version must be at the appropriate version.

    &lt;VulnDiscussion&gt;Infoblox NIOS is updated on a regular basis to add feature support, implement bug fixes, and address security vulnerabilities...
    Rule Medium Severity
  • SRG-APP-000516-DNS-000108

    <GroupDescription></GroupDescription>
    Group
  • The IP address for hidden master authoritative name servers must not appear in the name servers set in the zone database.

    &lt;VulnDiscussion&gt;A hidden master authoritative server is an authoritative DNS server whose IP address does not appear in the name server set f...
    Rule Medium Severity
  • SRG-APP-000516-DNS-000109

    <GroupDescription></GroupDescription>
    Group
  • The platform on which the name server software is hosted must be configured to respond to DNS traffic only.

    &lt;VulnDiscussion&gt;OS configuration practices as issued by the US Computer Emergency Response Team (US CERT) and the National Institute of Stand...
    Rule Medium Severity

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