Buffer overflow in the web-based management interface on the Cisco Linksys WRT54GC router with firmware before 1.06.1 allows remote attackers to cause a denial of service (device crash) via a long string in a POST request.
https://exchange.xforce.ibmcloud.com/vulnerabilities/64850
http://www.vupen.com/english/advisories/2011/0205
http://tools.cisco.com/security/center/viewAlert.x?alertId=22228
http://secunia.com/advisories/43017