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II - Mission Support Public

Rules and Groups employed by this XCCDF Profile

  • SRG-NET-000234

    <GroupDescription></GroupDescription>
    Group
  • The ALG must generate unique session identifiers using a FIPS 140-2 approved random number generator.

    &lt;VulnDiscussion&gt;Sequentially generated session IDs can be easily guessed by an attacker. Employing the concept of randomness in the generatio...
    Rule Medium Severity
  • SRG-NET-000235

    <GroupDescription></GroupDescription>
    Group
  • The ALG must fail to a secure state upon failure of initialization, shutdown, or abort actions.

    &lt;VulnDiscussion&gt;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 system failure of the ALG function, the ALG must save diagnostic information, log system messages, and load the most current security policies, rules, and signatures when restarted.

    &lt;VulnDiscussion&gt;Failure in a secure state can address safety or security in accordance with the mission needs of the organization. Failure to...
    Rule Medium Severity
  • SRG-NET-000246

    <GroupDescription></GroupDescription>
    Group
  • The ALG providing content filtering must update malicious code protection mechanisms and signature definitions whenever new releases are available in accordance with organizational configuration management policy.

    &lt;VulnDiscussion&gt;Malicious code protection mechanisms include, but are not limited to, antivirus and malware detection software. To minimize a...
    Rule Medium Severity
  • SRG-NET-000248

    <GroupDescription></GroupDescription>
    Group
  • The ALG providing content filtering must be configured to perform real-time scans of files from external sources at network entry/exit points as they are downloaded and prior to being opened or executed.

    &lt;VulnDiscussion&gt;Malicious code includes viruses, worms, Trojan horses, and spyware. The code provides the ability for a malicious user to rea...
    Rule Medium Severity
  • SRG-NET-000249

    <GroupDescription></GroupDescription>
    Group
  • The ALG providing content filtering must block malicious code upon detection.

    &lt;VulnDiscussion&gt;Taking an appropriate action based on local organizational incident handling procedures minimizes the impact of this code on ...
    Rule Medium Severity
  • SRG-NET-000249

    <GroupDescription></GroupDescription>
    Group
  • The ALG providing content filtering must delete or quarantine malicious code in response to malicious code detection.

    &lt;VulnDiscussion&gt;Taking an appropriate action based on local organizational incident handling procedures minimizes the impact of this code on ...
    Rule Medium Severity
  • SRG-NET-000249

    <GroupDescription></GroupDescription>
    Group
  • The ALG providing content filtering must send an immediate (within seconds) alert to the system administrator, at a minimum, in response to malicious code detection.

    &lt;VulnDiscussion&gt;Without an alert, security personnel may be unaware of an impending failure of the audit capability; then the ability to perf...
    Rule Medium Severity
  • SRG-NET-000251

    <GroupDescription></GroupDescription>
    Group
  • The ALG providing content filtering must update malicious code protection mechanisms and signature definitions whenever new releases are available in accordance with organizational configuration management procedures.

    &lt;VulnDiscussion&gt;The malicious software detection functionality on network elements needs to be constantly updated in order to identify new th...
    Rule Medium Severity
  • SRG-NET-000273

    <GroupDescription></GroupDescription>
    Group
  • The ALG must generate error messages that provide the information necessary for corrective actions without revealing information that could be exploited by adversaries.

    &lt;VulnDiscussion&gt;Providing too much information in error messages risks compromising the data and security of the application and system. Org...
    Rule Medium Severity

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