iDEFENSE Security Advisory 04.25.05-1 – Remote exploitation of a stack-based buffer overflow vulnerability in MySQL MaxDB could allow attackers to execute arbitrary code. The vulnerability specifically exists due to improper handling of HTTP GET queries containing a percent sign (%).
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/38023/04.25.05-1.txt
Source: https://packetstormsecurity.com/files/38023/iDEFENSE-Security-Advisory-2005-04-25.1.html