Secunia Security Advisory – Debian has issued an update for proftpd-dfsg. This fixes some vulnerabilities, which can be exploited by malicious people to conduct SQL injection attacks.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/75256/sa34031.txt
Source: https://packetstormsecurity.com/files/75256/Secunia-Security-Advisory-34031.html