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XCCDF
Router Security Requirements Guide
SRG-NET-000018
The BGP router must be configured to reject inbound route advertisements for any prefixes belonging to the local autonomous system (AS).
The BGP router must be configured to reject inbound route advertisements for any prefixes belonging to the local autonomous system (AS).
An XCCDF Rule
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The BGP router must be configured to reject inbound route advertisements for any prefixes belonging to the local autonomous system (AS).
Medium Severity
<VulnDiscussion>Accepting route advertisements belonging to the local AS can result in traffic looping or being black holed, or at a minimum using a non-optimized path.</VulnDiscussion><FalsePositives></FalsePositives><FalseNegatives></FalseNegatives><Documentable>false</Documentable><Mitigations></Mitigations><SeverityOverrideGuidance></SeverityOverrideGuidance><PotentialImpacts></PotentialImpacts><ThirdPartyTools></ThirdPartyTools><MitigationControl></MitigationControl><Responsibility></Responsibility><IAControls></IAControls>