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>> Microsoft Office Multiple Code Execution Vulnerabilities (MS08-026)

Title : Microsoft Office Multiple Code Execution Vulnerabilities (MS08-026)
VUPEN ID : VUPEN/ADV-2008-1504
CVE ID : CVE-2008-1091 - CVE-2008-1434
Rated as : Critical 
Remotely Exploitable : Yes
Locally Exploitable : Yes
Release Date : 2008-05-13


Technical Description    Receive VUPEN Security alerts in a Text format  Receive VUPEN Security alerts in a PDF format  Receive VUPEN Security alerts in an XML format  Receive VUPEN Security notifications by SMS 

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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