Secunia Security Advisory – Red hat has issued an update for cyrus-imapd. This fixes some vulnerabilities which can be exploited by malicious users to cause a DoS (Denial of Service) or compromise a vulnerable system.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/81625/sa36840.txt
Source: https://packetstormsecurity.com/files/81625/Secunia-Security-Advisory-36840.html