A vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Microsoft Office Excel. Exploitation requires that the attacker coerce the target into opening a malicious .XLS file.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/56599/ZDI-07-026.txt
Source: https://packetstormsecurity.com/files/56599/Zero-Day-Initiative-Advisory-07-026.html