Port Fail Vulnerability : Critical VPN Vulnerability
Port Fail Vulnerability : Critical VPN Vulnerability How Port Fail Vulnerability Exposes your REAL IP on SKYPE Using Port Fail Vulnerability it’s possible to disclose the real IP of a Skype accounts you’re interested in. There are a bunch of Skype IP resolvers which can give you the VPN IP address and port number of a Skype user using only their Skype login. Then you need to use the same thing a copyright monitoring company would use — send some UDP packets to the whole internet on the exact port. It’s remarkable but Skype will send you a reply for almost any data! The nping utility from nmap package suits our needs very well: # nping --udp -p 13318 --data-string 'hellothere!' -c 1 serv.valdikss.org.ru Starting Nping 0.7.00 ( https://nmap.org/nping ) at 2015-12-20 19:54 MSK SENT (0.0157s) UDP 195.154.127.59:53 > 92.42.31.8:13318 ttl=64 id=10802 iplen=39 RCVD (0.0859s) UDP 185.61.149.121:4272 > 195.154.127.59:53 ttl=54 id=1534 iplen=32 ...
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