I - Mission Critical Sensitive
Rules and Groups employed by this XCCDF Profile
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SRG-APP-000516-DNS-000101
<GroupDescription></GroupDescription>Group -
The DNS implementation must implement internal/external role separation.
<VulnDiscussion>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.
<VulnDiscussion>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.
<VulnDiscussion>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.
<VulnDiscussion>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.
<VulnDiscussion>OS configuration practices as issued by the US Computer Emergency Response Team (US CERT) and the National Institute of Stand...Rule Medium Severity -
SRG-APP-000516-DNS-000110
<GroupDescription></GroupDescription>Group -
The platform on which the name server software is hosted must be configured to send outgoing DNS messages from a random port.
<VulnDiscussion>OS configuration practices as issued by the US Computer Emergency Response Team (US CERT) and the National Institute of Stand...Rule Medium Severity -
SRG-APP-000516-DNS-000112
<GroupDescription></GroupDescription>Group -
The private keys corresponding to both the ZSK and the KSK must not be kept on the DNSSEC-aware primary authoritative name server when the name server does not support dynamic updates.
<VulnDiscussion>The private keys in the KSK and ZSK key pairs must be protected from unauthorized access. If possible, the private keys shoul...Rule Medium Severity -
SRG-APP-000516-DNS-000114
<GroupDescription></GroupDescription>Group -
CNAME records must not point to a zone with lesser security for more than six months.
<VulnDiscussion>The use of CNAME records for exercises, tests, or zone-spanning aliases should be temporary (e.g., to facilitate a migration)...Rule Medium Severity -
SRG-APP-000516-DNS-000500
<GroupDescription></GroupDescription>Group -
The Infoblox system must be configured in accordance with the security configuration settings based on DoD security configuration or implementation guidance, including STIGs, NSA configuration guides, CTOs, and DTMs.
<VulnDiscussion>Configuration settings are the set of parameters that can be changed that affect the security posture and/or functionality of...Rule Medium Severity -
SRG-APP-000516-DNS-000500
<GroupDescription></GroupDescription>Group -
The Infoblox system must be configured to display the appropriate security classification information.
<VulnDiscussion>Configuration of the informational banner displays the security classification of the Infoblox system using both color and te...Rule Low Severity
Node 2
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