Advisory Details

December 9th, 2008

Microsoft Office Word Document Table Property Stack Overflow Vulnerability

ZDI-08-086
ZDI-CAN-377

CVE ID CVE-2008-4837
CVSS SCORE
AFFECTED VENDORS Microsoft
AFFECTED PRODUCTS Office Word
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.

ADDITIONAL DETAILS Microsoft has issued an update to correct this vulnerability. More details can be found at:
http://www.microsoft.com/technet/security/bulletin/MS08-072.mspx
DISCLOSURE TIMELINE
  • 2008-08-19 - Vulnerability reported to vendor
  • 2008-12-09 - Coordinated public release of advisory
CREDIT wushi&ling of team509
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