Secunia Security Advisory – rPath has issued an update for dovecot. This fixes a security issue, which can be exploited by malicious users to bypass certain security restrictions.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/73256/sa33299.txt
Source: https://packetstormsecurity.com/files/73256/Secunia-Security-Advisory-33299.html