Arris Cadant C3 CMTS allows remote attackers to cause a denial of service (service termination) via a malformed IP packet with an invalid IP option.
https://exchange.xforce.ibmcloud.com/vulnerabilities/34822
http://www.zerodayinitiative.com/advisories/ZDI-07-036.html
http://www.vupen.com/english/advisories/2007/2162
http://www.securitytracker.com/id?1018220
http://www.securityfocus.com/bid/24430
http://www.securityfocus.com/archive/1/471195/100/0/threaded