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AUSCERT External Security Bulletin Redistribution
ESB-2009.1612
Vulnerability in WordPad and Office Text Converters Could
Allow Remote Code Execution
9 December 2009
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AusCERT Security Bulletin Summary
---------------------------------
Product: Wordpad
Microsoft Office Word 2002 Service Pack 3
Microsoft Office 2003 Service Pack 3
Microsoft Works 8.5
Microsoft Office Converter Pack
Publisher: Microsoft
Operating System: Windows
Impact/Access: Execute Arbitrary Code/Commands -- Remote with User Interaction
Resolution: Patch/Upgrade
CVE Names: CVE-2009-2506
Original Bulletin:
http://www.microsoft.com/technet/security/Bulletin/MS09-073.mspx
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Microsoft Security Bulletin MS09-073
Important Vulnerability in WordPad and Office Text Converters Could Allow
Remote Code Execution (975539)
Published: December 08, 2009
Version: 1.0
General Information
Executive Summary
This security update resolves a privately reported vulnerability in
Microsoft WordPad and Microsoft Office text converters. The vulnerability
could allow remote code execution if a specially crafted Word 97 file is
opened in WordPad or Microsoft Office Word. An attacker who successfully
exploited this vulnerability could gain the same privileges as the user.
Users whose accounts are configured to have fewer privileges on the system
could be less impacted than users who operate with administrative
privileges.
This security update is rated Important for WordPad on all supported
editions of Microsoft Windows 2000, Windows XP, and Windows Server 2003.
This security update is also rated Important for all supported editions of
Microsoft Office Word 2002 and Microsoft Office Word 2003, Microsoft Office
Converter Pack, and Microsoft Works 8.5. For more information, see the
subsection, Affected and Non-Affected Software, in this section.
The security update addresses the vulnerability by correcting the way WordPad
and the Office Text Converters parse Word 97 documents. For more information
about the vulnerability, see the Frequently Asked Questions (FAQ) subsection
for the specific vulnerability entry under the next section, Vulnerability
Information.
Affected Software
Microsoft Windows 2000 Service Pack 4
Windows XP Service Pack 2 and Windows XP Service Pack 3
Windows XP Professional x64 Edition Service Pack 2
Windows Server 2003 Service Pack 2
Windows Server 2003 x64 Edition Service Pack 2
Windows Server 2003 with SP2 for Itanium-based Systems
Microsoft Office Word 2002 Service Pack 3
Microsoft Office 2003 Service Pack 3
Microsoft Works 8.5
Microsoft Office Converter Pack
Vulnerability Information
WordPad and Office Text converter Memory Corruption Vulnerability -
CVE-2009-2506
A remote code execution vulnerability exists in the way that text
converters in Microsoft WordPad and Microsoft Office Word process memory
when a user opens a specially crafted Word 97 file.
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