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II - Mission Support Classified

Rules and Groups employed by this XCCDF Profile

  • SRG-NET-000192-RTR-000002

    <GroupDescription></GroupDescription>
    Group
  • The Juniper PE router must be configured to limit the number of MAC addresses it can learn for each Virtual Private LAN Services (VPLS) bridge domain.

    &lt;VulnDiscussion&gt;VPLS defines an architecture that delivers Ethernet multipoint services over an MPLS network. Customer layer 2 frames are for...
    Rule Medium Severity
  • SRG-NET-000193-RTR-000001

    <GroupDescription></GroupDescription>
    Group
  • The Juniper MPLS router with RSVP-TE enabled must be configured to enable refresh reduction features.

    &lt;VulnDiscussion&gt;RSVP-TE can be used to perform constraint-based routing when building LSP tunnels within the network core that will support Q...
    Rule Low Severity
  • SRG-NET-000193-RTR-000002

    <GroupDescription></GroupDescription>
    Group
  • The Juniper PE router providing Virtual Private LAN Services (VPLS) must be configured to have traffic storm control thresholds on CE-facing interfaces.

    &lt;VulnDiscussion&gt;A traffic storm occurs when packets flood a VPLS bridge, creating excessive traffic and degrading network performance. Traffi...
    Rule Medium Severity
  • SRG-NET-000193-RTR-000112

    <GroupDescription></GroupDescription>
    Group
  • The Juniper PE router must be configured to enforce a Quality-of-Service (QoS) policy to limit the effects of packet flooding denial-of-service (DoS) attacks.

    &lt;VulnDiscussion&gt;DoS is a condition when a resource is not available for legitimate users. Packet flooding distributed denial-of-service (DDoS...
    Rule Medium Severity
  • SRG-NET-000193-RTR-000113

    <GroupDescription></GroupDescription>
    Group
  • The Juniper PE router must be configured to enforce a Quality-of-Service (QoS) policy in accordance with the QoS DODIN Technical Profile.

    &lt;VulnDiscussion&gt;Different applications have unique requirements and toleration levels for delay, jitter, bandwidth, packet loss, and availabi...
    Rule Low Severity
  • SRG-NET-000193-RTR-000114

    <GroupDescription></GroupDescription>
    Group
  • The Juniper PE router must be configured to enforce a Quality-of-Service (QoS) policy in accordance with the QoS GIG Technical Profile.

    &lt;VulnDiscussion&gt;Different applications have unique requirements and toleration levels for delay, jitter, bandwidth, packet loss, and availabi...
    Rule Low Severity
  • SRG-NET-000202-RTR-000001

    <GroupDescription></GroupDescription>
    Group
  • The Juniper perimeter router must be configured to deny network traffic by default and allow network traffic by exception.

    &lt;VulnDiscussion&gt;A deny-all, permit-by-exception network communications traffic policy ensures that only connections that are essential and ap...
    Rule High Severity
  • SRG-NET-000205-RTR-000001

    <GroupDescription></GroupDescription>
    Group
  • The Juniper router must be configured to restrict traffic destined to itself.

    &lt;VulnDiscussion&gt;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

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