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BIND 9.x Security Technical Implementation Guide

Rules, Groups, and Values defined within the XCCDF Benchmark

  • SRG-APP-000516-DNS-000108

    <GroupDescription></GroupDescription>
    Group
  • On the BIND 9.x server 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-000500

    <GroupDescription></GroupDescription>
    Group
  • A BIND 9.x implementation operating in a split DNS configuration must be approved by the organizations Authorizing Official.

    &lt;VulnDiscussion&gt;BIND 9.x has implemented an option to use "view" statements to allow for split DNS architecture to be configured on a single ...
    Rule High Severity
  • SRG-APP-000516-DNS-000111

    <GroupDescription></GroupDescription>
    Group
  • On the BIND 9.x server the private key corresponding to the ZSK, stored on name servers accepting dynamic updates, must be owned by root.

    &lt;VulnDiscussion&gt;The private ZSK key must be protected from unauthorized access. This strategy is not feasible in situations in which the DNS...
    Rule Medium Severity
  • SRG-APP-000516-DNS-000111

    <GroupDescription></GroupDescription>
    Group
  • On the BIND 9.x server the private key corresponding to the ZSK, stored on name servers accepting dynamic updates, must be group owned by root.

    &lt;VulnDiscussion&gt;The private ZSK key must be protected from unauthorized access. This strategy is not feasible in situations in which the DNS...
    Rule Medium Severity
  • SRG-APP-000215-DNS-000003

    <GroupDescription></GroupDescription>
    Group
  • A BIND 9.x server implementation must enforce approved authorizations for controlling the flow of information between authoritative name servers and specified secondary name servers based on DNSSEC policies.

    &lt;VulnDiscussion&gt;A mechanism to detect and prevent unauthorized communication flow must be configured or provided as part of the system design...
    Rule Medium Severity

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