Cisco Security Advisory – A document that describes how the Internet Control Message Protocol (ICMP) could be used to perform a number of Denial of Service (DoS) attacks against the Transmission Control Protocol (TCP) has been made publicly available. This document has been published through the Internet Engineering Task Force (IETF) Internet Draft process, and is entitled ICMP Attacks Against TCP (draft-gont-tcpm-icmp-attacks-03.txt). Multiple Cisco products are affected by the attacks described in this Internet draft.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/37195/cisco-sa-20050412-icmp.txt
Source: https://packetstormsecurity.com/files/37195/Cisco-Security-Advisory-20050412-icmp.html