Using IPv6 to Bypass Security

Dependences (tested on Kali Linux)
python2.7
nmap
python-nmap (https://pypi.org/project/python-nmap/)
termcolor (https://pypi.org/project/termcolor/)

Example on how to run the tool

$ python bypass.py -i eth0 -r 10.5.192.0/24  
 
 $ python bypass.py  -h
 Usage: bypass.py [options]
 
 Options:
   -h, --help      show this help message and exit
   -i INTERFACENO  Network interface (e.g. eth0)
   -r IPRANGE      Local network IP range (e.g. 192.168.0.1/24)
  

More information
See https://milo2012.wordpress.com/2018/06/22/using-ipv6-to-bypass-security-tool/ for an explanation on the technique and how the tool works.