Navigate

Check: SRG-NET-000018-RTR-000009

Router SRG: SRG-NET-000018-RTR-000009 (in versions v5 r1 through v4 r1)

Title

The MSDP router must be configured to limit the amount of source-active messages it accepts on per-peer basis. (Cat III impact)

Discussion

To reduce any risk of a denial-of-service (DoS) attack from a rogue or misconfigured MSDP router, the router must be configured to limit the number of source-active messages it accepts from each peer.

Check Content

Review the router configuration to determine if it is configured to limit the amount of source-active messages it accepts on a per-peer basis. If the router is not configured to limit the source-active messages it accepts, this is a finding.

Fix Text

Configure the MSDP router to limit the amount of source-active messages it accepts from each peer.

Additional Identifiers

Rule ID: SV-207105r604135_rule

Vulnerability ID: V-207105

Group Title: SRG-NET-000018

Expert Comments

Expert comments are only available to logged-in users.

CCIs

CCIs tied to check.

Number	Definition
CCI-001368	Enforce approved authorizations for controlling the flow of information within the system based on organization-defined information flow control policies.

Controls

Controls tied to check. These are derived from the CCIs shown above.

Number	Title
AC-4	Information Flow Enforcement