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II - Mission Support Sensitive

Rules and Groups employed by this XCCDF Profile

  • The Arista BGP router must be configured to reject outbound route advertisements for any prefixes belonging to the IP core.

    Outbound route advertisements belonging to the core can result in traffic either looping or being black holed, or at a minimum, using a non-optimized path.
    Rule Medium Severity
  • SRG-NET-000205-RTR-000007

    Group
  • The Arista router must be configured to block any traffic that is destined to IP core infrastructure.

    IP/MPLS networks providing VPN and transit services must provide, at the least, the same level of protection against denial-of-service (DoS) attacks and intrusions as Layer 2 networks. Although the...
    Rule High Severity
  • SRG-NET-000205-RTR-000008

    Group
  • The Arista router must be configured with Unicast Reverse Path Forwarding (uRPF) loose mode enabled on all CE-facing interfaces.

    The uRPF feature is a defense against spoofing and denial-of-service (DoS) attacks by verifying if the source address of any ingress packet is reachable. To mitigate attacks that rely on forged sou...
    Rule Medium Severity

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