Critical 'Port Fail' Vulnerability Reveals Real IP Addresses of VPN Users

A newly discovered flaw affecting all VPN protocols and operating systems has the capability to reveal the real IP-addresses of users' computers, including BitTorrent users, with relative ease.



The vulnerability, dubbed Port Fail by VPN provider Perfect Privacy (PP) who discovered the issue, is a simple port forwarding trick and affects those services that:

Allow port forwarding
Have no