CVE-2013-1100
The HTTP server in Cisco IOS on Catalyst switches does not properly handle TCP socket events, which allows remote attackers to cause a denial of service (device crash) via crafted packets on TCP port (1) 80 or (2) 443, aka Bug ID CSCuc53853.
Date published : 2013-02-13
http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2013-1100