II - Mission Support Sensitive
Rules and Groups employed by this XCCDF Profile
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SRG-NET-000235
<GroupDescription></GroupDescription>Group -
The IDPS must fail to a secure state which maintains access control mechanisms when the IDPS hardware, software, or firmware fails on initialization/shutdown or experiences a sudden abort during normal operation.
<VulnDiscussion>Failure to a known safe state helps prevent systems from failing to a state that may cause loss of data or unauthorized acces...Rule Medium Severity -
SRG-NET-000236
<GroupDescription></GroupDescription>Group -
In the event of a failure of the IDPS function, the IDPS must save diagnostic information, log system messages, and load the most current security policies, rules, and signatures when restarted.
<VulnDiscussion>Failure in a secure state address safety or security in accordance with the mission needs of the organization. Failure to a s...Rule Medium Severity -
SRG-NET-000246
<GroupDescription></GroupDescription>Group -
The IDPS must automatically update malicious code protection mechanisms as new releases are available in accordance with organizational configuration management procedures.
<VulnDiscussion>Failing to update malicious code protection mechanisms, including application software files, signature definitions, and vend...Rule Medium Severity -
SRG-NET-000248
<GroupDescription></GroupDescription>Group -
The IDPS must perform real-time monitoring of files from external sources at network entry/exit points.
<VulnDiscussion>Real-time monitoring of files from external sources at network entry/exit points helps to detect covert malicious code before...Rule Medium Severity -
SRG-NET-000249
<GroupDescription></GroupDescription>Group -
The IDPS must block malicious code.
<VulnDiscussion>Configuring the IDPS to delete and/or quarantine based on local organizational incident handling procedures minimizes the imp...Rule Medium Severity -
SRG-NET-000249
<GroupDescription></GroupDescription>Group -
The IDPS must quarantine and/or delete malicious code.
<VulnDiscussion>Configuring the network element to delete and/or quarantine based on local organizational incident handling procedures minimi...Rule Medium Severity -
SRG-NET-000249
<GroupDescription></GroupDescription>Group -
The IDPS must send an immediate (within seconds) alert to, at a minimum, the system administrator when malicious code is detected.
<VulnDiscussion>Without an alert, security personnel may be unaware of an impending failure of the audit capability, and the ability to perfo...Rule Medium Severity -
SRG-NET-000251
<GroupDescription></GroupDescription>Group -
The IDPS must automatically update malicious code protection mechanisms as new releases are available in accordance with organizational configuration management policy.
<VulnDiscussion>Failing to automatically update malicious code protection mechanisms, including application software files, signature definit...Rule Medium Severity -
SRG-NET-000273
<GroupDescription></GroupDescription>Group -
The IDPS must block outbound ICMP Destination Unreachable, Redirect, and Address Mask reply messages.
<VulnDiscussion>Internet Control Message Protocol (ICMP) messages are used to provide feedback about problems in the network. These messages ...Rule Medium Severity -
SRG-NET-000273
<GroupDescription></GroupDescription>Group -
The IDPS must block malicious ICMP packets by properly configuring ICMP signatures and rules.
<VulnDiscussion>Internet Control Message Protocol (ICMP) messages are used to provide feedback about problems in the network. These messages ...Rule Medium Severity
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