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Case File

CVE-2009-2056

LOW · CVSS 3.3 EPSS 1.34%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2009-08-21 · Last synced 2026-08-04

CyberRota Analysis

This is a low severity vulnerability with a CVSS score of 3.3. It affects Cisco. It may be remotely exploitable. Exploitation may require the attacker to be authenticated. It may lead to a denial-of-service condition.

CVE
CVE-2009-2056
Severity
LOW
CVSS
3.3
EPSS
1.34%
Cisco

Original NVD 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.