II - Mission Support Public
Rules and Groups employed by this XCCDF Profile
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SRG-APP-000218-DNS-000027
Group -
The Windows DNS name servers for a zone must be geographically dispersed.
In addition to network-based separation, authoritative name servers should be dispersed geographically. In other words, in addition to being located on different network segments, the authoritative...Rule Medium Severity -
SRG-APP-000383-DNS-000047
Group -
The Windows DNS Server must prohibit recursion on authoritative name servers for which forwarders have not been configured for external queries.
A potential vulnerability of DNS is that an attacker can poison a name server's cache by sending queries that will cause the server to obtain host-to-IP address mappings from bogus name servers tha...Rule Medium Severity -
SRG-APP-000383-DNS-000047
Group -
Forwarders on an authoritative Windows DNS Server, if enabled for external resolution, must forward only to an internal, non-Active Directory (AD)-integrated DNS server or to the DOD Enterprise Recursive Services (ERS).
A potential vulnerability of DNS is that an attacker can poison a name server's cache by sending queries that will cause the server to obtain host-to-IP address mappings from bogus name servers tha...Rule Medium Severity -
SRG-APP-000383-DNS-000047
Group -
The Windows DNS Server with a caching name server role must restrict recursive query responses to only the IP addresses and IP address ranges of known supported clients.
A potential vulnerability of DNS is that an attacker can poison a name server's cache by sending queries that will cause the server to obtain host-to-IP address mappings from bogus name servers tha...Rule High Severity -
SRG-APP-000440-DNS-000065
Group -
The Windows DNS Server must implement cryptographic mechanisms to detect changes to information during transmission.
Encrypting information for transmission protects it from unauthorized disclosure and modification. Cryptographic mechanisms implemented to protect information integrity include, for example, crypto...Rule Medium Severity
Node 2
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