iDefense Security Advisory 01.31.08 – Local exploitation of a file creation vulnerability in IBM Corp.’s Informix Dynamic Server allows attackers to elevate privileges to root. The set-uid root “onedcu” command requires six parameters to be specified when it is executed. The second parameter is a “Trace” file that this program will open and write to with elevated privileges.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/63238/01.31.08-2.txt
Source: https://packetstormsecurity.com/files/63238/iDEFENSE-Security-Advisory-2008-01-31.2.html

