iDefense Security Advisory 10.13.06 – Remote exploitation of a format string vulnerability in the mod_tcl module for the Apache httpd v2.x could allow attackers to execute arbitrary code in the context of the httpd.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/51134/10.13.06.txt
Source: https://packetstormsecurity.com/files/51134/iDEFENSE-Security-Advisory-2006-10-13.t.html