II - Mission Support Classified
Rules and Groups employed by this XCCDF Profile
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SRG-APP-000185-DNS-000021
<GroupDescription></GroupDescription>Group -
The Infoblox system must employ strong authenticators in the establishment of non-local maintenance and diagnostic sessions.
<VulnDiscussion>If maintenance tools are used by unauthorized personnel, they may accidentally or intentionally damage or compromise the syst...Rule Medium Severity -
SRG-APP-000514-DNS-000075
<GroupDescription></GroupDescription>Group -
The Infoblox DNS server must implement NIST FIPS-validated cryptography for provisioning digital signatures, generating cryptographic hashes, and protecting unclassified information requiring confidentiality.
<VulnDiscussion>Use of weak or untested encryption algorithms undermines the purposes of using encryption to protect data. The application mu...Rule High Severity -
SRG-APP-000213-DNS-000024
<GroupDescription></GroupDescription>Group -
The Infoblox system must provide additional data origin artifacts along with the authoritative data the system returns in response to external name/address resolution queries.
<VulnDiscussion>The underlying feature in the major threat associated with DNS query/response (i.e., forged response or response failure) is ...Rule Medium Severity -
SRG-APP-000422-DNS-000055
<GroupDescription></GroupDescription>Group -
The Infoblox DNS Server must provide additional integrity artifacts along with the authoritative name resolution data the system returns in response to external name/address resolution queries.
<VulnDiscussion>The major threat associated with DNS forged responses or failures is the integrity of the DNS data returned in the response. ...Rule Medium Severity -
SRG-APP-000214-DNS-000025
<GroupDescription></GroupDescription>Group -
The Infoblox DNS server implementation must provide the means to indicate the security status of child zones.
<VulnDiscussion>If name server replies are invalid or cannot be validated, many networking functions and communication would be adversely aff...Rule Medium Severity -
SRG-APP-000214-DNS-000079
<GroupDescription></GroupDescription>Group -
The validity period for the Resource Record Signatures (RRSIGs) covering the Delegation Signer (DS) RR for a zone's delegated children must be no less than two days and no more than one week.
<VulnDiscussion>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 -
SRG-APP-000215-DNS-000003
<GroupDescription></GroupDescription>Group -
The Infoblox DNS server implementation must enforce approved authorizations for controlling the flow of information between DNS servers and between DNS servers and DNS clients based on DNSSEC policies.
<VulnDiscussion>A mechanism to detect and prevent unauthorized communication flow must be configured or provided as part of the system design...Rule Medium Severity -
SRG-APP-000215-DNS-000026
<GroupDescription></GroupDescription>Group -
The Infoblox DNS server must enable verification of a chain of trust among parent and child domains (if the child supports secure resolution services).
<VulnDiscussion>If name server replies are invalid or cannot be validated, many networking functions and communication would be adversely aff...Rule Medium Severity -
SRG-APP-000423-DNS-000056
<GroupDescription></GroupDescription>Group -
The Infoblox DNS server must request data origin authentication verification on the name/address resolution responses the system receives from authoritative sources.
<VulnDiscussion>If data origin authentication and data integrity verification are not performed, the resultant response could be forged, it m...Rule Medium Severity -
SRG-APP-000424-DNS-000057
<GroupDescription></GroupDescription>Group -
The Infoblox DNS server must request data integrity verification on the name/address resolution responses the system receives from authoritative sources.
<VulnDiscussion>If data origin authentication and data integrity verification are not performed, the resultant response could be forged, it m...Rule Medium Severity
Node 2
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