Auth bypass in Cisco iOS

CVE-2009-2863

Race condition in the Firewall Authentication Proxy feature in Cisco IOS 12.0 through 12.4 allows remote attackers to bypass authentication, or bypass the consent web page, via a crafted request, aka Bug ID CSCsy15227.

Vulnerability class: Broken Authentication

EPSS: 0.025 (82.8th percentile) — read the EPSS interpretation.

Affected products

  • Cisco Ios — versions 12.0xk, 12.0xr, 12.1
  • N/a — versions n/a

Weakness classification (CWE)

References