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Juniper EX Series Switches Router Security Technical Implementation Guide

Rules, Groups, and Values defined within the XCCDF Benchmark

  • The Juniper router must be configured to restrict traffic destined to itself.

    <VulnDiscussion>The routing engine (RE) handles traffic destined to the router—the key component used to build forwarding paths and is also i...
    Rule High Severity
  • SRG-NET-000205-RTR-000002

    <GroupDescription></GroupDescription>
    Group
  • The Juniper router 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 denial-of-service (DoS) attacks such as Ping O' Death and Teardrop. I...
    Rule Medium Severity
  • SRG-NET-000205-RTR-000003

    <GroupDescription></GroupDescription>
    Group
  • The Juniper perimeter router must be configured to filter traffic destined to the enclave in accordance with the guidelines contained in DoD Instruction 8551.1.

    &lt;VulnDiscussion&gt;Vulnerability assessments must be reviewed by the System Administrator, and protocols must be approved by the Information Ass...
    Rule Medium Severity
  • SRG-NET-000205-RTR-000004

    <GroupDescription></GroupDescription>
    Group
  • The Juniper perimeter router must be configured to filter ingress traffic at the external interface on an inbound direction.

    &lt;VulnDiscussion&gt;Firewall filters are used to separate data traffic into that which it will route (permitted packets) and that which it will n...
    Rule Medium Severity
  • SRG-NET-000205-RTR-000005

    <GroupDescription></GroupDescription>
    Group
  • The Juniper perimeter router must be configured to filter egress traffic at the internal interface on an inbound direction.

    &lt;VulnDiscussion&gt;Firewall filters are used to separate data traffic into that which it will route (permitted packets) and that which it will n...
    Rule Medium Severity
  • The Juniper PE router must be configured to block any traffic that is destined to IP core infrastructure.

    &lt;VulnDiscussion&gt;IP/MPLS networks providing VPN and transit services must provide, at the least, the same level of protection against denial-o...
    Rule High Severity

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