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>> Microsoft Office Multiple Code Execution Vulnerabilities (MS08-026)
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Two vulnerabilities have been identified in Microsoft Office, which could be exploited by attackers to cause a denial of service or take complete control of an affected system.
The first issue is caused by a memory calculation error when processing a malformed string in a specially crafted .rtf file, which could be exploited by attackers to execute arbitrary code by tricking a user into opening a specially crafted document.
The second vulnerability is caused by a memory corruption error when processing CSS values in a specially crafted Word file, which could be exploited by attackers to execute arbitrary code by tricking a user into opening a specially crafted document.
Affected Products
Microsoft Office 2000 Service Pack 3
Microsoft Office XP Service Pack 3
Microsoft Office 2003 Service Pack 2
Microsoft Office 2003 Service Pack 3
Microsoft Office 2004 for Mac
2007 Microsoft Office System
2007 Microsoft Office System Service Pack 1
Microsoft Office 2008 for Mac
Microsoft Word 2000 Service Pack 3
Microsoft Word 2002 Service Pack 3
Microsoft Word 2003 Service Pack 2
Microsoft Word 2003 Service Pack 3
Microsoft Word 2007
Microsoft Outlook 2007
Microsoft Word 2007 Service Pack 1
Microsoft Outlook 2007 Service Pack 1
Microsoft Word Viewer 2003
Microsoft Word Viewer 2003 Service Pack 3
Microsoft Office Compatibility Pack for Word, Excel, and PowerPoint 2007 File Formats
Microsoft Office Compatibility Pack for Word, Excel, and PowerPoint 2007 File Formats Service Pack 1
Solution
Apply patches :
http://www.microsoft.com/technet/security/Bulletin/MS08-026.mspx
References
http://www.vupen.com/english/advisories/2008/1504
http://www.microsoft.com/technet/security/Bulletin/MS08-026.mspx
Credits
Vulnerabilities reported by Jun Mao, iDefense Labs, wushi (team509) and Zero Day Initiative.
ChangeLog
2008-05-13 : Initial release
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