VULNERABILITY INTELLIGENCE

CVE-2009-2056

CVSS score3.3 NONE
EPSS probability1.34%
CISA KEVNot currently listed
Published2009-08-21
Last modified2026-06-16
CVSS vectorAV:N/AC:L/Au:M/C:N/I:N/A:P

Description

Cisco IOS XR 3.8.1 and earlier allows remote authenticated users to cause a denial of service (process crash) via vectors involving a BGP UPDATE message with many AS numbers prepended to the AS path.

Weakness classification

  • nvd@nist.gov: CWE-264

Primary references