CVE-2007-1239
Microsoft Excel 2003 does not properly parse .XLS files, which allows remote attackers to cause a denial of service (application crash) via a file with a (1) corrupted XML format or a (2) corrupted XLS format, which triggers a NULL pointer dereference.
Date published : 2007-03-03
http://www.securityfocus.com/bid/22717
http://www.securityfocus.com/archive/1/461373/100/0/threaded