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Arista MLS EOS 4.2x Router Security Technical Implementation Guide

Rules, Groups, and Values defined within the XCCDF Benchmark

  • SRG-NET-000018-RTR-000005

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Arista BGP router must be configured to reject outbound route advertisements for any prefixes that do not belong to any customers or the local autonomous system (AS).

    &lt;VulnDiscussion&gt;Advertisement of routes by an autonomous system for networks that do not belong to any of its customers pulls traffic away fr...
    Rule Medium Severity
    Show

  • SRG-NET-000018-RTR-000006

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Arista BGP router must be configured to reject route advertisements from BGP peers that do not list their autonomous system (AS) number as the first AS in the AS_PATH attribute.

    &lt;VulnDiscussion&gt;Verifying the path a route has traversed will ensure the IP core is not used as a transit network for unauthorized or possibl...
    Rule Low Severity
    Show

  • SRG-NET-000018-RTR-000007

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Arista Multicast Source Discovery Protocol (MSDP) router must be configured to filter received source-active multicast advertisements for any undesirable multicast groups and sources.

    &lt;VulnDiscussion&gt;The interoperability of BGP extensions for interdomain multicast routing and MSDP enables seamless connectivity of multicast ...
    Rule Low Severity
    Show

  • SRG-NET-000018-RTR-000008

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Arista Multicast Source Discovery Protocol (MSDP) router must be configured to filter source-active multicast advertisements to external MSDP peers to avoid global visibility of local-only multicast sources and groups.

    &lt;VulnDiscussion&gt;To avoid global visibility of local information, there are a number of source-group (S, G) states in a PIM-SM domain that mus...
    Rule Low Severity
    Show

  • SRG-NET-000018-RTR-000009

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Arista BGP router must be configured to reject route advertisements from CE routers with an originating AS in the AS_PATH attribute that does not belong to that customer.

    &lt;VulnDiscussion&gt;Verifying the path a route has traversed will ensure that the local AS is not used as a transit network for unauthorized traf...
    Rule Low Severity
    Show

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