icmp6-attack is a tool for assessing vulnerabilities in ICMPv6 error messages.
You can download it from the following link: https://packetstormsecurity.com/files/download/114505/icmp6-attack-v1.0.tar.gz
Source: https://packetstormsecurity.com/files/114505/IPv6-ICMPv6-Assessment-Tool-1.0.html