iDEFENSE Security Advisory 05.24.05-2 – Remote exploitation of a denial of service (DoS) vulnerability in Ipswitch Inc.’s 8.13 IMail IMAP daemon allows attackers to cause 100 percent CPU use on the server, thereby preventing legitimate users from retrieving e-mail.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/39311/05.24.05-2.txt
Source: https://packetstormsecurity.com/files/39311/iDEFENSE-Security-Advisory-2005-05-24.2.html