Cisco IOS XR Border Gateway Protocol (BGP) Denial-of-Service Vulnerability

Known Exploited Vulnerability

CVE-2009-2055, Cisco IOS XR Border Gateway Protocol (BGP) Denial-of-Service Vulnerability is part of CISA's list of Known Exploited Vulnerabilities. Cisco IOS XR,when BGP is the configured routing feature, allows remote attackers to cause a denial-of-service.

The following remediation steps are recommended / required by April 15, 2022: Apply updates per vendor instructions.