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XCCDF
Cisco IOS XR Router RTR Security Technical Implementation Guide
SRG-NET-000019-RTR-000013
SRG-NET-000019-RTR-000013
An XCCDF Group - A logical subset of the XCCDF Benchmark
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SRG-NET-000019-RTR-000013
1 Rule
<GroupDescription></GroupDescription>
The Cisco multicast Rendezvous Point (RP) router must be configured to filter Protocol Independent Multicast (PIM) Register messages received from the Designated Router (DR) for any undesirable multicast groups and sources.
Low Severity
<VulnDiscussion>Real-time multicast traffic can entail multiple large flows of data. An attacker can flood a network segment with multicast packets, over-using the available bandwidth and thereby creating a denial-of-service (DoS) condition. Hence, it is imperative that register messages are accepted only for authorized multicast groups and sources.</VulnDiscussion><FalsePositives></FalsePositives><FalseNegatives></FalseNegatives><Documentable>false</Documentable><Mitigations></Mitigations><SeverityOverrideGuidance></SeverityOverrideGuidance><PotentialImpacts></PotentialImpacts><ThirdPartyTools></ThirdPartyTools><MitigationControl></MitigationControl><Responsibility></Responsibility><IAControls></IAControls>