Secunia Security Advisory – A vulnerability has been discovered in WFTPD Server and WFTPD Pro Server, which can be exploited by malicious users to cause a DoS (Denial of Service).
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/87320/sa38948.txt
Source: https://packetstormsecurity.com/files/87320/Secunia-Security-Advisory-38948.html