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BIND 9.x Security Technical Implementation Guide

Rules, Groups, and Values defined within the XCCDF Benchmark

  • On the BIND 9.x server the platform on which the name server software is hosted must be configured to send outgoing DNS messages from a random port.

    <VulnDiscussion>Hosts that run the name server software should not provide any other services and therefore should be configured to respond t...
    Rule Low Severity
  • SRG-APP-000447-DNS-000068

    <GroupDescription></GroupDescription>
    Group
  • The TSIG keys used with the BIND 9.x implementation must be group owned by a privileged account.

    &lt;VulnDiscussion&gt;Incorrect ownership of a TSIG key file could allow an adversary to modify the file, thus defeating the security objective.&lt...
    Rule Medium Severity
  • SRG-APP-000176-DNS-000019

    <GroupDescription></GroupDescription>
    Group
  • The read and write access to a TSIG key file used by a BIND 9.x server must be restricted to only the account that runs the name server software.

    &lt;VulnDiscussion&gt;Weak permissions of a TSIG key file could allow an adversary to modify the file, thus defeating the security objective.&lt;/V...
    Rule Medium Severity

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