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SEL-2740S NDM Security Technical Implementation Guide

Rules, Groups, and Values defined within the XCCDF Benchmark

  • SRG-APP-000108-NDM-000232

    <GroupDescription></GroupDescription>
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  • The SEL-2740S must alert the ISSO and SA (at a minimum) in the event of an audit processing failure.

    &lt;VulnDiscussion&gt;It is critical for the appropriate personnel to be aware if a system is at risk of failing to process audit logs as required....
    Rule Medium Severity
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  • SRG-APP-000125-NDM-000241

    <GroupDescription></GroupDescription>
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  • The SEL-2740S must be configured to send log data to a Syslog server or collected by another parent OTSDN Controller.

    &lt;VulnDiscussion&gt;Protection of log data includes assuring log data is not accidentally lost or deleted. Regularly backing up audit records to ...
    Rule Medium Severity
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  • SRG-APP-000371-NDM-000296

    <GroupDescription></GroupDescription>
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  • The SEL-2740S must be configured to compare internal information system clocks at least every 24 hours with an authoritative time server.

    &lt;VulnDiscussion&gt;Inaccurate time stamps make it more difficult to correlate events and can lead to an inaccurate analysis. Determining the cor...
    Rule Medium Severity
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  • SRG-APP-000372-NDM-000297

    <GroupDescription></GroupDescription>
    Group
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  • The SEL-2740S must be configured to synchronize internal system clocks with an authoritative time source.

    &lt;VulnDiscussion&gt;Inaccurate time stamps make it more difficult to correlate events and can lead to an inaccurate analysis. Determining the cor...
    Rule Medium Severity
    Show

  • SRG-APP-000373-NDM-000298

    <GroupDescription></GroupDescription>
    Group
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  • The SEL-2740S must be configured to maintain internal system clocks with a backup authoritative time server.

    &lt;VulnDiscussion&gt;The loss of connectivity to a particular authoritative time source will result in the loss of time synchronization (free-run ...
    Rule Medium Severity
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  • SRG-APP-000412-NDM-000331

    <GroupDescription></GroupDescription>
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  • The SEL-2740S must be adopted by OTSDN Controllers for secure communication identifiers and initial trust for configuration of remote maintenance and diagnostic communications.

    &lt;VulnDiscussion&gt;This requires the use of secure protocols instead of their unsecured counterparts, such as SSH instead of telnet, SCP instead...
    Rule High Severity
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  • SRG-APP-000435-NDM-000315

    <GroupDescription></GroupDescription>
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  • The SEL-2740S must be configured to permit the maintenance and diagnostics communications to specified OTSDN Controller(s).

    &lt;VulnDiscussion&gt;DoS is a condition when a resource is not available for legitimate users. When this occurs, the organization either cannot ac...
    Rule Medium Severity
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  • SRG-APP-000516-NDM-000344

    <GroupDescription></GroupDescription>
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  • The SEL-2740S must be adopted by OTSDN Controller(s) and obtain its public key certificates from an appropriate certificate policy through an approved service provider.

    &lt;VulnDiscussion&gt;For user certificates, each organization obtains certificates from an approved, shared service provider, as required by OMB p...
    Rule Medium Severity
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  • SRG-APP-000516-NDM-000317

    <GroupDescription></GroupDescription>
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  • The SEL-2740S must be configured to establish trust relationships with parent OTSDN Controller(s).

    &lt;VulnDiscussion&gt;Machine to machine initial trust must be established between the OTSDN controller and the SEL-2740S for authenticating all co...
    Rule Medium Severity
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  • SRG-APP-000516-NDM-000317

    <GroupDescription></GroupDescription>
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  • The SEL-2740S must be configured to send log data to a syslog server for the purpose of forwarding alerts to the administrators and the ISSO.

    &lt;VulnDiscussion&gt;Once an attacker establishes initial access to a system, the attacker often attempts to create a persistent method of reestab...
    Rule Medium Severity
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  • SRG-APP-000395-NDM-000347

    <GroupDescription></GroupDescription>
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  • The SEL-2740S must authenticate Network Time Protocol sources using authentication that is cryptographically based.

    &lt;VulnDiscussion&gt;If Network Time Protocol is not authenticated, an attacker can introduce a rogue NTP server. This rogue server can then be us...
    Rule Medium Severity
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  • SRG-APP-000516-NDM-000342

    <GroupDescription></GroupDescription>
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  • The SEL-2740S must employ automated mechanisms to assist in the tracking of security incidents.

    &lt;VulnDiscussion&gt;Despite the investment in perimeter defense technologies, enclaves are still faced with detecting, analyzing, and remediating...
    Rule Medium Severity
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