CVE-2009-2863

Cisco IOS 12.0-12.4 - Unauthenticated Authentication Bypass via Firewall Authentication Proxy Race Condition

Title source: llm
STIX 2.1

Description

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.

References (6)

Core 6
Core References
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/36491
Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://www.securitytracker.com/id?1022935
Third Party Advisory, VDB Entry vdb-entry x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/53453
Third Party Advisory, VDB Entry vdb-entry x_refsource_osvdb
http://osvdb.org/58340

Scores

EPSS 0.0247
EPSS Percentile 82.5%

Details

CWE
CWE-287
Status published
Products (50)
cisco/ios 12.0xk
cisco/ios 12.0xr
cisco/ios 12.1
cisco/ios 12.1e
cisco/ios 12.1ex
cisco/ios 12.1t
cisco/ios 12.1xc
cisco/ios 12.1xh
cisco/ios 12.1xi
cisco/ios 12.1xj
... and 40 more
Published Sep 28, 2009
Tracked Since Feb 18, 2026