Skip to content

Cisco NX OS Switch RTR Security Technical Implementation Guide

Rules, Groups, and Values defined within the XCCDF Benchmark

  • SRG-NET-000205-RTR-000002

    <GroupDescription></GroupDescription>
    Group
  • The Cisco switch must be configured to drop all fragmented Internet Control Message Protocol (ICMP) packets destined to itself.

    &lt;VulnDiscussion&gt;Fragmented ICMP packets can be generated by hackers for DoS attacks such as Ping O' Death and Teardrop. It is imperative that...
    Rule Medium Severity
  • SRG-NET-000362-RTR-000111

    <GroupDescription></GroupDescription>
    Group
  • The Cisco switch must be configured to have Gratuitous ARP disabled on all external interfaces.

    &lt;VulnDiscussion&gt;A gratuitous ARP is an ARP broadcast in which the source and destination MAC addresses are the same. It is used to inform the...
    Rule Medium Severity
  • SRG-NET-000362-RTR-000112

    <GroupDescription></GroupDescription>
    Group
  • The Cisco switch must be configured to have IP directed broadcast disabled on all interfaces.

    &lt;VulnDiscussion&gt;An IP directed broadcast is a datagram sent to the broadcast address of a subnet that is not directly attached to the sending...
    Rule Low Severity
  • SRG-NET-000362-RTR-000113

    <GroupDescription></GroupDescription>
    Group
  • The Cisco switch must be configured to have Internet Control Message Protocol (ICMP) unreachable messages disabled on all external interfaces.

    &lt;VulnDiscussion&gt;The ICMP supports IP traffic by relaying information about paths, routes, and network conditions. Switches automatically send...
    Rule Medium Severity
  • SRG-NET-000362-RTR-000115

    <GroupDescription></GroupDescription>
    Group
  • The Cisco switch must be configured to have Internet Control Message Protocol (ICMP) redirect messages disabled on all external interfaces.

    &lt;VulnDiscussion&gt;The ICMP supports IP traffic by relaying information about paths, routes, and network conditions. Switches automatically send...
    Rule Medium Severity

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.

Capacity
Modules