III - Administrative Classified
Rules and Groups employed by this XCCDF Profile
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SRG-APP-000426-DNS-000059
<GroupDescription></GroupDescription>Group -
The Windows DNS secondary server must validate data origin verification authentication on the name/address resolution responses received from primary name servers.
<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-000219-DNS-000028
<GroupDescription></GroupDescription>Group -
The Windows 2012 DNS Server must protect the authenticity of zone transfers via transaction signing.
<VulnDiscussion>Without identifying devices, unidentified or unknown devices may be introduced, thereby facilitating malicious activity. This...Rule Medium Severity -
SRG-APP-000219-DNS-000029
<GroupDescription></GroupDescription>Group -
The Windows 2012 DNS Server must protect the authenticity of dynamic updates via transaction signing.
<VulnDiscussion>DNS is a fundamental network service that is prone to various attacks, such as cache poisoning and man-in-the middle attacks....Rule High Severity -
SRG-APP-000219-DNS-000030
<GroupDescription></GroupDescription>Group -
The Windows 2012 DNS Server must protect the authenticity of query responses via DNSSEC.
<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-000427-DNS-000060
<GroupDescription></GroupDescription>Group -
The Windows 2012 DNS Server must only allow the use of an approved DoD PKI-established certificate authorities for verification of the establishment of protected transactions.
<VulnDiscussion>Untrusted Certificate Authorities (CA) can issue certificates, but they may be issued by organizations or individuals that se...Rule Medium Severity -
SRG-APP-000231-DNS-000033
<GroupDescription></GroupDescription>Group -
The Windows 2012 DNS Server must protect secret/private cryptographic keys while at rest.
<VulnDiscussion>Information at rest refers to the state of information when it is located on a secondary storage device within an organizatio...Rule Medium Severity -
SRG-APP-000428-DNS-000061
<GroupDescription></GroupDescription>Group -
The Windows 2012 DNS Server must not contain zone records that have not been validated in over a year.
<VulnDiscussion>If zone information has not been validated in over a year, then there is no assurance that it is still valid. If invalid rec...Rule Medium Severity -
SRG-APP-000246-DNS-000035
<GroupDescription></GroupDescription>Group -
The Windows 2012 DNS Server must restrict individuals from using it for launching Denial of Service (DoS) attacks against other information systems.
<VulnDiscussion>Applications and application developers must take the steps needed to ensure users cannot use an authorized application to la...Rule Medium Severity -
SRG-APP-000247-DNS-000036
<GroupDescription></GroupDescription>Group -
The Windows 2012 DNS Server must use DNS Notify to prevent denial of service through increase in workload.
<VulnDiscussion>In the case of application DoS attacks, care must be taken when designing the application to ensure the application makes the...Rule Medium Severity -
SRG-APP-000439-DNS-000063
<GroupDescription></GroupDescription>Group -
The Windows 2012 DNS Server must protect the integrity of transmitted information.
<VulnDiscussion>Without protection of the transmitted information, confidentiality and integrity may be compromised since unprotected communi...Rule Medium Severity -
SRG-APP-000441-DNS-000066
<GroupDescription></GroupDescription>Group -
The Windows 2012 DNS Server must maintain the integrity of information during preparation for transmission.
<VulnDiscussion>Information can be either unintentionally or maliciously disclosed or modified during preparation for transmission, including...Rule Medium Severity -
SRG-APP-000442-DNS-000067
<GroupDescription></GroupDescription>Group -
The Windows 2012 DNS Server must maintain the integrity of information during reception.
<VulnDiscussion>Information can be either unintentionally or maliciously disclosed or modified during preparation for transmission, including...Rule Medium Severity -
SRG-APP-000514-DNS-000075
<GroupDescription></GroupDescription>Group -
The Windows 2012 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 utilizing encryption to protect data. The applicatio...Rule Medium Severity -
SRG-APP-000251-DNS-000037
<GroupDescription></GroupDescription>Group -
The Windows 2012 DNS Server must be configured to only allow zone information that reflects the environment for which it is authoritative, to include IP ranges and IP versions.
<VulnDiscussion>DNS zone data for which a Windows 2012 DNS server is authoritative should represent the network for which it is responsible. ...Rule Medium Severity -
SRG-APP-000451-DNS-000069
<GroupDescription></GroupDescription>Group -
The Windows 2012 DNS Server must follow procedures to re-role a secondary name server as the master name server should the master name server permanently lose functionality.
<VulnDiscussion>Failing to an unsecure condition negatively impacts application security and can lead to system compromise. Failure condition...Rule Medium Severity -
SRG-APP-000333-DNS-000104
<GroupDescription></GroupDescription>Group -
The DNS Name Server software must be configured to refuse queries for its version information.
<VulnDiscussion>Each newer version of the name server software, especially the BIND software, generally is devoid of vulnerabilities found in...Rule Medium Severity -
SRG-APP-000333-DNS-000107
<GroupDescription></GroupDescription>Group -
The HINFO, RP, TXT and LOC RR types must not be used in the zone SOA.
<VulnDiscussion>There are several types of RRs in the DNS that are meant to convey information to humans and applications about the network, ...Rule Medium Severity -
SRG-APP-000268-DNS-000039
<GroupDescription></GroupDescription>Group -
The Windows 2012 DNS Server must, when a component failure is detected, activate a notification to the system administrator.
<VulnDiscussion>Predictable failure prevention requires organizational planning to address system failure issues. If components key to mainta...Rule Medium Severity -
SRG-APP-000473-DNS-000072
<GroupDescription></GroupDescription>Group -
The Windows 2012 DNS Server must perform verification of the correct operation of security functions: upon system start-up and/or restart; upon command by a user with privileged access; and/or every 30 days.
<VulnDiscussion>Security function is defined as the hardware, software, and/or firmware of the information system responsible for enforcing t...Rule Medium Severity -
SRG-APP-000474-DNS-000073
<GroupDescription></GroupDescription>Group -
The Windows 2012 DNS Server must log the event and notify the system administrator when anomalies in the operation of the signed zone transfers are discovered.
<VulnDiscussion>Security function is defined as the hardware, software, and/or firmware of the information system responsible for enforcing t...Rule Medium Severity -
SRG-APP-000275-DNS-000040
<GroupDescription></GroupDescription>Group -
The Windows 2012 DNS Server must be configured to notify the ISSO/ISSM/DNS administrator when functionality of DNSSEC/TSIG has been removed or broken.
<VulnDiscussion>Security function is defined as the hardware, software, and/or firmware of the information system responsible for enforcing t...Rule Medium Severity -
SRG-APP-000001-DNS-000115
<GroupDescription></GroupDescription>Group -
The Windows 2012 DNS Server must restrict incoming dynamic update requests to known clients.
<VulnDiscussion>Limiting the number of concurrent sessions reduces the risk of Denial of Service (DoS) on any system. A DNS server's functio...Rule Medium Severity -
SRG-APP-000348-DNS-000042
<GroupDescription></GroupDescription>Group -
The Windows 2012 DNS Server must be configured to record, and make available to authorized personnel, who added/modified/deleted DNS zone information.
<VulnDiscussion>Without a means for identifying the individual that produced the information, the information cannot be relied upon. Identify...Rule Medium Severity -
SRG-APP-000350-DNS-000044
<GroupDescription></GroupDescription>Group -
The Windows 2012 DNS Server must, in the event of an error validating another DNS servers identity, send notification to the DNS administrator.
<VulnDiscussion>Failing to act on the validation errors may result in the use of invalid, corrupted, or compromised information. The validati...Rule Medium Severity -
SRG-APP-000089-DNS-000004
<GroupDescription></GroupDescription>Group -
The Windows 2012 DNS Server log must be enabled.
<VulnDiscussion>Without the capability to generate audit records, it would be difficult to establish, correlate, and investigate the events r...Rule Medium Severity
Node 2
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