Finding ID | Version | Rule ID | IA Controls | Severity |
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V-216732 | CISC-RT-000940 | SV-216732r531086_rule | Low |
Description |
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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. |
STIG | Date |
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Cisco IOS XE Router RTR Security Technical Implementation Guide | 2024-06-06 |
Check Text ( C-17965r288138_chk ) |
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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. ip msdp peer x.1.28.2 remote-as nn ip msdp sa-filter in 10.1.28.2 list MSDP_SA_FILTER ip msdp sa-limit X.1.28.2 nnn If the router is not configured to limit the source-active messages it accepts, this is a finding. |
Fix Text (F-17963r288139_fix) |
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Configure the router to limit the amount of source-active messages it accepts from each peer. R8(config)#ip msdp sa-limit x.1.28.2 nnn |