I - Mission Critical Sensitive
Rules and Groups employed by this XCCDF Profile
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NET0346
<GroupDescription></GroupDescription>Group -
All hosted NIPRNet-only applications must be located in a local enclave Demilitarized Zone (DMZ).
<VulnDiscussion>Without the protection of a DMZ, production networks will be prone to outside attacks as they are allowing externally accessi...Rule Medium Severity -
NET0348
<GroupDescription></GroupDescription>Group -
All Internet-facing applications must be hosted in a DoD Demilitarized Zone (DMZ) Extension.
<VulnDiscussion>Without the protection of a DMZ, production networks will be prone to outside attacks as they are allowing externally accessi...Rule Medium Severity -
NET0351
<GroupDescription></GroupDescription>Group -
When protecting the boundaries of a network, the firewall must be placed between the private network and the perimeter router and the Demilitarized Zone (DMZ).
<VulnDiscussion>The only way to mediate the flow of traffic between the inside network, the outside connection, and the DMZ is to place the f...Rule Medium Severity -
NET0365
<GroupDescription></GroupDescription>Group -
The organization must implement a deep packet inspection solution when protecting perimeter boundaries.
<VulnDiscussion>Deep packet inspection (DPI) examines the packet beyond the Layer 4 header by examining the payload to identify the applicati...Rule High Severity -
NET0369
<GroupDescription></GroupDescription>Group -
A deny-by-default security posture must be implemented for traffic entering and leaving the enclave.
<VulnDiscussion>To prevent malicious or accidental leakage of traffic, organizations must implement a deny-by-default security posture at the...Rule High Severity -
NET0445
<GroupDescription></GroupDescription>Group -
Two-factor authentication must be implemented to restrict access to all network elements.
<VulnDiscussion>Without secure management implemented with authenticated access controls, strong two-factor authentication, encryption of the...Rule Medium Severity -
NET0810
<GroupDescription></GroupDescription>Group -
Two Network Time Protocol (NTP) servers must be deployed in the management network.
<VulnDiscussion>NTP provides an efficient and scalable method for managed network elements to actively synchronize to an accurate time source...Rule Low Severity -
NET0928
<GroupDescription></GroupDescription>Group -
A policy must be implemented to keep Bogon/Martian rulesets up to date.
<VulnDiscussion>A Bogon route or Martian address is a type of packet that should never be routed inbound through the perimeter device. Bogon...Rule Medium Severity -
NET0998
<GroupDescription></GroupDescription>Group -
A dedicated management network must be implemented.
<VulnDiscussion>To deploy a management network for the purpose of controlling, monitoring, and restricting management traffic, a separate man...Rule Medium Severity -
NET1025
<GroupDescription></GroupDescription>Group -
A minimum of two syslog servers must be deployed in the management network.
<VulnDiscussion>Maintaining an audit trail of system activity logs can help identify configuration errors, understand past intrusions, troubl...Rule Low Severity
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