Gene6 G6 FTP Server 2.0 - Buffer Overflow DoS Vulnerability

                                                source: http://www.securityfocus.com/bid/805/info

The G6 FTP Server, by Gene6, is vulnerable to a buffer overflow attack. If 2000 characters are sent as the username or password, the software will use up all available memory and CPU time and bring the host to a halt. 

Source - 19624-1.zip
Binary - 19624-2.exe

http://www.exploit-db.com/sploits/19624-1.zip

http://www.exploit-db.com/sploits/19624-2.exe