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F5 BIG-IP TMOS DNS Security Technical Implementation Guide

Rules, Groups, and Values defined within the XCCDF Benchmark

  • SRG-APP-000516-DNS-000109

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

    &lt;VulnDiscussion&gt;Hosts that run the name server software must not provide any other services and therefore must be configured to respond to DN...
    Rule Medium Severity
    Show

  • SRG-APP-000516-DNS-000090

    <GroupDescription></GroupDescription>
    Group
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  • The digital signature algorithm used for DNSSEC-enabled zones must be set to use RSA/SHA256 or RSA/SHA512.

    &lt;VulnDiscussion&gt;The choice of digital signature algorithm will be based on recommended algorithms in well-known standards. NIST's Digital Sig...
    Rule High Severity
    Show

  • SRG-APP-000349-DNS-000043

    <GroupDescription></GroupDescription>
    Group
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  • The F5 BIG-IP DNS server implementation must validate the binding of the other DNS server's identity to the DNS information for a server-to-server transaction (e.g., zone transfer).

    &lt;VulnDiscussion&gt;Validation of the binding of the information prevents the modification of information between production and review. The vali...
    Rule Medium Severity
    Show

  • SRG-APP-000213-DNS-000024

    <GroupDescription></GroupDescription>
    Group
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  • A BIG-IP DNS server implementation must provide additional data origin artifacts along with the authoritative data the system returns in response to external name/address resolution queries.

    &lt;VulnDiscussion&gt;The underlying feature in the major threat associated with DNS query/response (e.g., forged response or response failure) is ...
    Rule Medium Severity
    Show

  • SRG-APP-000214-DNS-000079

    <GroupDescription></GroupDescription>
    Group
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  • The validity period for the RRSIGs covering the DS RR for a zones delegated children must be no less than two days and no more than one week.

    &lt;VulnDiscussion&gt;The best way for a zone administrator to minimize the impact of a key compromise is by limiting the validity period of RRSIGs...
    Rule Medium Severity
    Show

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