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SEL-2740S L2S Security Technical Implementation Guide

Rules, Groups, and Values defined within the XCCDF Benchmark

  • The SEL-2740S must be configured to mitigate the risk of ARP cache poisoning attacks.

    <VulnDiscussion>The SEL-2740S must deter ARP cache poisoning attacks and configure the specific ARP flows that are only necessary to the cont...
    Rule Medium Severity
    Show

  • SRG-NET-000512-L2S-000029

    <GroupDescription></GroupDescription>
    Group
    Show

  • The SEL-2740S must be configured to capture all packets without flow rule match criteria.

    &lt;VulnDiscussion&gt;The OTSDN switch must be capable of capturing frames that are not engineered to be in the network and send them to a Security...
    Rule Medium Severity
    Show

  • SRG-NET-000512-L2S-000030

    <GroupDescription></GroupDescription>
    Group
    Show

  • The SEL-2740S must be configured to permit the allowed and necessary ports, functions, protocols, and services.

    &lt;VulnDiscussion&gt;A compromised switch introduces risk to the entire network infrastructure as well as data resources that are accessible via t...
    Rule Medium Severity
    Show

  • SRG-NET-000193-L2S-000020

    <GroupDescription></GroupDescription>
    Group
    Show

  • SRG-NET-000362-L2S-000027

    <GroupDescription></GroupDescription>
    Group
    Show

  • The SEL-2740S must be configured with backup flows for all host and switch flows to ensure proper failover scheme is in place for the network.

    &lt;VulnDiscussion&gt;The SEL-2740S must be capable of multiple fast failover, backup and in cases isolation of the traffic from a detected threat ...
    Rule Medium Severity
    Show

  • SRG-NET-000512-L2S-000031

    <GroupDescription></GroupDescription>
    Group
    Show

  • The SEL-2740S must be configured to forward only frames from allowed network-connected endpoint devices.

    &lt;VulnDiscussion&gt;By only allowing frames to be forwarded from known end-points mitigates risks associated with broadcast, unknown unicast, and...
    Rule Medium Severity
    Show

  • SRG-NET-000131-L2S-000014

    <GroupDescription></GroupDescription>
    Group
    Show

  • SRG-NET-000512-L2S-000028

    <GroupDescription></GroupDescription>
    Group
    Show

  • The SEL-2740S must be configured with ARP flow rules that are statically created with valid IP-to-MAC address bindings.

    &lt;VulnDiscussion&gt;DAI intercepts Address Resolution Protocol (ARP) requests and verifies that each of these packets has a valid IP-to-MAC addre...
    Rule Medium Severity
    Show

  • SRG-NET-000343-L2S-000016

    <GroupDescription></GroupDescription>
    Group
    Show

  • The SEL-2740S -must be configured to limit excess bandwidth and denial of service (DoS) attacks.

    &lt;VulnDiscussion&gt;Denial of service is a condition when a resource is not available for legitimate users. Packet flooding DDoS attacks are refe...
    Rule Medium Severity
    Show

  • SRG-NET-000331-L2S-000001

    <GroupDescription></GroupDescription>
    Group
    Show

  • The SEL-2740S must be configured to packet capture flows.

    &lt;VulnDiscussion&gt;Without the capability to select a user session to capture/record or view/hear, investigations into suspicious or harmful eve...
    Rule Medium Severity
    Show

  • SRG-NET-000332-L2S-000002

    <GroupDescription></GroupDescription>
    Group
    Show

  • The SEL-2740S must be configured to capture flows for real-time visualization tools.

    &lt;VulnDiscussion&gt;Without the capability to remotely view/hear all content related to a user session, investigations into suspicious user activ...
    Rule Medium Severity
    Show

  • SRG-NET-000362-L2S-000024

    <GroupDescription></GroupDescription>
    Group
    Show

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