Microsoft Office Shared Component CVE-2011-1980 DLL Loading Arbitrary Code Execution Vulnerability

Bugtraq ID:	49519
Class:	Design Error
CVE:	CVE-2011-1980
Remote:	Yes
Local:	No
Published:	Sep 13 2011 12:00AM
Updated:	Sep 13 2011 12:00AM
Credit:	Parvez Anwar working with Secunia Research.
Vulnerable:	Microsoft Office 2007 SP2 Microsoft Office 2007 SP1 Microsoft Office 2007 0 + Microsoft Access 2007 0 + Microsoft Access 2007 0 + Microsoft Excel 2003 + Microsoft Excel 2007 0 + Microsoft Excel 2007 0 + Microsoft FrontPage 2003 + Microsoft Groove 2007 0 + Microsoft Groove 2007 0 + Microsoft InfoPath 2003 + Microsoft InfoPath 2007 0 + Microsoft InfoPath 2007 0 + Microsoft Office Communicator 2007 0 + Microsoft Office Communicator 2007 0 + Microsoft OneNote 2003 0 + Microsoft Outlook 2003 0 + Microsoft Outlook 2007 0 + Microsoft Outlook 2007 0 + Microsoft PowerPoint 2003 0 + Microsoft PowerPoint 2007 0 + Microsoft PowerPoint 2007 0 + Microsoft Project Professional 2007 0 + Microsoft Project Professional 2007 0 + Microsoft Project Standard 2007 0 + Microsoft Project Standard 2007 0 + Microsoft Publisher 2003 + Microsoft Publisher 2007 0 + Microsoft Publisher 2007 0 + Microsoft SharePoint Designer 2007 0 + Microsoft SharePoint Designer 2007 0 + Microsoft Visio Professional 2007 0 + Microsoft Visio Professional 2007 0 + Microsoft Visio Standard 2007 0 + Microsoft Visio Standard 2007 0 Microsoft Office 2003 SP3 Microsoft Office 2003 SP2 Microsoft Office 2003 SP1 Microsoft Office 2003 0 + Microsoft Excel 2003 + Microsoft FrontPage 2003 + Microsoft InfoPath 2003 + Microsoft OneNote 2003 0 + Microsoft Outlook 2003 0 + Microsoft PowerPoint 2003 0 + Microsoft Publisher 2003
Not Vulnerable:

Microsoft Office Shared Component CVE-2011-1980 DLL Loading Arbitrary Code Execution Vulnerability

Microsoft Office is prone to a vulnerability that lets attackers execute arbitrary code.

An attacker can exploit this issue by enticing a legitimate user to use the vulnerable application to open a file from a network share location that contains a specially crafted Dynamic Link Library (DLL) file.

Microsoft Office Shared Component CVE-2011-1980 DLL Loading Arbitrary Code Execution Vulnerability

A general exploit technique has been documented by TheLeader and H.D. Moore for the Metasploit Project; please see the references for more information.

Microsoft Office Shared Component CVE-2011-1980 DLL Loading Arbitrary Code Execution Vulnerability

Solution:
Vendor updates are available. Please see the references for details.


Microsoft Office 2007 SP2

• Microsoft Security Update for Microsoft Office 2007 System (KB2584063)
  http://www.microsoft.com/downloads/details.aspx?familyid=34BBEE95-0E83 -4705-8BFE-02E4FB22F8E7

Microsoft Office 2003 SP3

• Microsoft Security Update for Microsoft Office 2003 (KB2584052)
  http://www.microsoft.com/downloads/details.aspx?familyid=7FAA2F90-2E64 -4DBF-AC93-BB8CFFC9B5FE

Microsoft Office Shared Component CVE-2011-1980 DLL Loading Arbitrary Code Execution Vulnerability

References:

• Application DLL Load Hijacking (HD Moore)
  
• Exploiting DLL Hijacking Flaws (hdm)
  
• Microsoft Homepage (Microsoft)
  
• Microsoft Office Product Homepage (Microsoft)
  
• Microsoft Security Advisory 2269637 Released (Microsoft)
  
• More information about the DLL Preloading remote attack vector (Microsoft)
  
• Microsoft Security Advisory (2269637) (Microsoft)
  
• Microsoft Security Bulletin MS11-073 (Microsoft)