Microsoft Word in Office 2000 SP3, XP SP3, Office 2003 SP2, Works Suite 2004 to 2006, and Office 2004 for Mac does not correctly check the properties of certain documents and warn the user of macro content, which allows user-assisted remote attackers to execute arbitrary code.
Improper Input Validation The product receives input or data, but it does
not validate or incorrectly validates that the input has the
properties that are required to process the data safely and
correctly.