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I - Mission Critical Public

Rules and Groups employed by this XCCDF Profile

  • SRG-APP-000158-DNS-000015

    <GroupDescription></GroupDescription>
    Group
  • The BIND 9.x server implementation must utilize separate TSIG key-pairs when securing server-to-server transactions.

    &lt;VulnDiscussion&gt;Server-to-server (zone transfer) transactions are provided by TSIG, which enforces mutual server authentication using a key t...
    Rule Medium Severity
  • SRG-APP-000176-DNS-000018

    <GroupDescription></GroupDescription>
    Group
  • The TSIG keys used with the BIND 9.x implementation must be 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-000018

    <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
  • SRG-APP-000516-DNS-000500

    <GroupDescription></GroupDescription>
    Group
  • The BIND 9.X implementation must not utilize a TSIG or DNSSEC key for more than one year.

    &lt;VulnDiscussion&gt;Cryptographic keys are the backbone of securing DNS information over the wire, maintaining DNS data integrity, and the provid...
    Rule Medium Severity

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