Microsoft is investigating new public reports of a possible vulnerability in Microsoft Office Word 2002 Service Pack 3. Our initial investigation indicates that customers who use all other supported versions of Microsoft Office Word, Microsoft Office Word Viewer, Microsoft Office Compatibility Pack for Word, Excel, and PowerPoint 2007 File Formats, and Microsoft Office for Mac are not affected.

At this time, Microsoft is aware of limited, targeted attacks that attempt to use this vulnerability. While Microsoft Office Word 2000 does not appear vulnerable to this issue, Word 2000 may unexpectedly exit when opening a specially crafted .doc file that the attacker is using in an attempt to exploit the vulnerability.

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