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Intrusion Detection and Prevention Systems (IDPS) Security Requirements Guide

Rules, Groups, and Values defined within the XCCDF Benchmark

  • SRG-NET-000113-IDPS-00189

    <GroupDescription></GroupDescription>
    Group
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  • The IDPS must provide audit record generation with a configurable severity and escalation level capability.

    &lt;VulnDiscussion&gt;Without the capability to generate audit records with a severity code it is difficult to track and handle detection events. ...
    Rule Medium Severity
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  • SRG-NET-000333-IDPS-00190

    <GroupDescription></GroupDescription>
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  • IDPS must support centralized management and configuration of the content captured in audit records generated by all IDPS components.

    &lt;VulnDiscussion&gt;Without the ability to centrally manage the content captured in the log records, identification, troubleshooting, and correla...
    Rule Medium Severity
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  • SRG-NET-000334-IDPS-00191

    <GroupDescription></GroupDescription>
    Group
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  • The IDPS must off-load log records to a centralized log server.

    &lt;VulnDiscussion&gt;Information stored in one location is vulnerable to accidental or incidental deletion or alteration. Off-loading ensures audi...
    Rule Medium Severity
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  • SRG-NET-000385-IDPS-00211

    <GroupDescription></GroupDescription>
    Group
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  • The IDPS must off-load log records to a centralized log server in real-time.

    &lt;VulnDiscussion&gt;Off-loading ensures audit information does not get overwritten if the limited audit storage capacity is reached and also prot...
    Rule Medium Severity
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  • SRG-NET-000335-IDPS-00223

    <GroupDescription></GroupDescription>
    Group
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  • The IDPS must assign a critical severity level to all audit processing failures.

    &lt;VulnDiscussion&gt;It is critical that when the IDPS is at risk of failing to process audit logs as required, it takes action to mitigate the fa...
    Rule Medium Severity
    Show

  • SRG-NET-000335-IDPS-00014

    <GroupDescription></GroupDescription>
    Group
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  • The IDPS must provide an alert to, at a minimum, the system administrator and ISSO when any audit failure events occur.

    &lt;VulnDiscussion&gt;Without an alert, security personnel may be unaware of an impending failure of the audit capability, and the ability to perfo...
    Rule Medium Severity
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  • SRG-NET-000089-IDPS-00010

    <GroupDescription></GroupDescription>
    Group
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  • In the event of a logging failure, caused by loss of communications with the central logging server, the IDPS must queue audit records locally until communication is restored or until the audit records are retrieved manually or using automated synchronization tools.

    &lt;VulnDiscussion&gt;It is critical that when the IDPS is at risk of failing to process audit logs as required, it take action to mitigate the fai...
    Rule Medium Severity
    Show

  • SRG-NET-000091-IDPS-00193

    <GroupDescription></GroupDescription>
    Group
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  • The IDPS must block malicious ICMP packets by properly configuring ICMP signatures and rules.

    &lt;VulnDiscussion&gt;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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  • SRG-NET-000246-IDPS-00205

    <GroupDescription></GroupDescription>
    Group
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  • The IDPS must be configured in accordance with the security configuration settings based on DoD security policy and technology-specific security best practices.

    &lt;VulnDiscussion&gt;Configuring the IDPS to implement organization-wide security implementation guides and security checklists ensures compliance...
    Rule Medium Severity
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  • SRG-NET-000131-IDPS-00011

    <GroupDescription></GroupDescription>
    Group
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  • The IDPS must be configured to remove or disable non-essential capabilities which are not required for operation or not related to IDPS functionality (e.g., DNS, email client or server, FTP server, or web server).

    &lt;VulnDiscussion&gt;An IDPS can be capable of providing a wide variety of capabilities. Not all of these capabilities are necessary. Unnecessary ...
    Rule Medium Severity
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