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Vulnerability Score 5.0 5.0
CVE Id CVE-2012-4658
Last Modified 23 Apr 2014 11:13:26
Published 23 Apr 2014 07:52:59
Confidentiality Impact NONE NONE
Integrity Impact NONE NONE
Availability Impact PARTIAL PARTIAL
Access Vector NETWORK
Access Complexity LOW
Authentication NONE



The ios-authproxy implementation in Cisco IOS before 15.1(1)SY3 allows remote attackers to cause a denial of service (webauth and HTTP service outage) via vectors that trigger incorrectly terminated HTTP sessions, aka Bug ID CSCtz99447.

Vulnerable Systems

Operating System

  • Cisco Ios 15.1

  • Cisco Ios 15.1%281%29sy

  • Cisco Ios 15.1%281%29sy1

  • Cisco Ios 15.1%281%29sy2



Last Updated: 27 May 2016 11:05:04