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Cisco IOS Switch L2S Security Technical Implementation Guide

Rules, Groups, and Values defined within the XCCDF Benchmark

  • SRG-NET-000362-L2S-000023

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Cisco switch must have Spanning Tree Protocol (STP) Loop Guard enabled.

    &lt;VulnDiscussion&gt;The STP loop guard feature provides additional protection against STP loops. An STP loop is created when an STP blocking port...
    Rule Medium Severity
    Show

  • SRG-NET-000362-L2S-000024

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Cisco switch must have Unknown Unicast Flood Blocking (UUFB) enabled.

    &lt;VulnDiscussion&gt;Access layer switches use the Content Addressable Memory (CAM) table to direct traffic to specific ports based on the VLAN nu...
    Rule Medium Severity
    Show

  • SRG-NET-000362-L2S-000025

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Cisco switch must have DHCP snooping for all user VLANs to validate DHCP messages from untrusted sources.

    &lt;VulnDiscussion&gt;In an enterprise network, devices under administrative control are trusted sources. These devices include the switches, route...
    Rule Medium Severity
    Show

  • SRG-NET-000362-L2S-000026

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Cisco switch must have IP Source Guard enabled on all user-facing or untrusted access switch ports.

    &lt;VulnDiscussion&gt;IP Source Guard provides source IP address filtering on a Layer 2 port to prevent a malicious host from impersonating a legit...
    Rule Medium Severity
    Show

  • SRG-NET-000362-L2S-000027

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Cisco switch must have Dynamic Address Resolution Protocol (ARP) Inspection (DAI) enabled on all user VLANs.

    &lt;VulnDiscussion&gt;DAI intercepts ARP requests and verifies that each of these packets has a valid IP-to-MAC address binding before updating the...
    Rule Medium Severity
    Show

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The content of the drawer really is up to you. It could have form fields, definition lists, text lists, labels, charts, progress bars, etc. Spacing recommendation is 24px margins. You can put tabs in here, and can also make the drawer scrollable.

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