TippingPoint Zero Day Initiative
 

Microsoft Office Word Document Table Property Stack Overflow Vulnerability

ZDI-08-086: December 9th, 2008

CVE ID

Affected Vendors

Affected Products

Vulnerability Details

This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Microsoft Office Word. Exploitation requires that the attacker coerce the target into opening a malicious .DOC file.

The specific flaw exists when processing a malformed table property within a Microsoft Word document. User-supplied data is copied into a stack-based buffer using a size that is calculated from the contents of the property. Exploitation can result in arbitrary code execution under the context of the current user.

Vendor Response

Microsoft has issued an update to correct this vulnerability. More details can be found at:

Disclosure Timeline

    2008-08-19 - Vulnerability reported to vendor
    2008-12-09 - Coordinated public release of advisory

Credit

This vulnerability was discovered by:
    wushi&ling of team509