II - Mission Support Sensitive
Rules and Groups employed by this XCCDF Profile
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SRG-NET-000392
Group -
The firewall must generate an alert that can be forwarded to, at a minimum, the ISSO and ISSM when denial-of-service (DoS) incidents are detected.
Without an alert, security personnel may be unaware of major detection incidents that require immediate action, and this delay may result in the loss or compromise of information. The firewall gen...Rule Low Severity -
SRG-NET-000492
Group -
The firewall must generate traffic log records when traffic is denied, restricted, or discarded.
Without generating log records that log usage of objects by subjects and other objects, it would be difficult to establish, correlate, and investigate the events relating to an incident or identify...Rule Medium Severity -
SRG-NET-000493
Group -
The firewall must generate traffic log records when attempts are made to send packets between security zones that are not authorized to communicate.
Without generating log records that are specific to the security and mission needs of the organization, it would be difficult to establish, correlate, and investigate the events relating to an inci...Rule Medium Severity -
SRG-NET-000364
Group -
The firewall must be configured to inspect all inbound and outbound traffic at the application layer.
Application inspection enables the firewall to control traffic based on different parameters that exist within the packets such as enforcing application-specific message and field length. Inspectio...Rule Medium Severity -
SRG-NET-000364
Group -
The firewall must be configured to inspect all inbound and outbound IPv6 traffic for unknown or out-of-order extension headers.
IPv6 packets with unknown extension headers as well as out-of-order headers can create denial-of-service attacks for other networking components as well as host devices. IPv6 inspection can check c...Rule Medium Severity
Node 2
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