Signature Detail

HTTP: Microsoft Word Record Parsing Length Field Overflow

This signature detects attempts to exploit a known vulnerability against Microsoft Office Word documents. Attackers can execute arbitrary code within the context of the user.

Extended Description

Microsoft Word is prone to a stack-based buffer-overflow vulnerability. An attacker can exploit this issue to execute arbitrary code in the context of the currently logged-in user. Failed exploit attempts will likely result in denial-of-service conditions.

Affected Products

• Microsoft office_2004_for_mac
• Microsoft office_2008_for_mac
• Microsoft office_compatibility_pack_2007 SP1
• Microsoft office_compatibility_pack_2007 SP2
• Microsoft open_xml_file_format_converter_for_mac
• Microsoft word_2002 SP3
• Microsoft word_2003 SP3
• Microsoft word_2007 SP1
• Microsoft word_2007 SP2
• Microsoft word_viewer
• Microsoft word_viewer_2003 SP3

References

• BugTraq: 35188
• CVE: CVE-2009-0563
• URL: http://www.zerodayinitiative.com/advisories/ZDI-09-035