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Category:   Application (Generic)  >   Microsoft Word Vendors:   Microsoft
Microsoft Word Memory Errors Let Remote Users Execute Arbitrary Code
SecurityTracker Alert ID:  1027618
SecurityTracker URL:  http://securitytracker.com/id/1027618
CVE Reference:   CVE-2012-0182, CVE-2012-2528   (Links to External Site)
Date:  Oct 9 2012
Impact:   Execution of arbitrary code via network, User access via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 2003 SP3, 2007 SP2, 2007 SP3, 2010 SP1
Description:   Two vulnerabilities were reported in Microsoft Word. A remote user can cause arbitrary code to be executed on the target user's system.

A remote user can create a specially crafted Word file that, when loaded by the target user, will trigger a Paragraph Property Exceptions (PAPX) memory corruption error and execute arbitrary code on the target system [CVE-2012-0182]. The code will run with the privileges of the target user.

An anonymous researcher (via TippingPoint's Zero Day Initiative) reported this vulnerability.

A remote user can create a specially crafted RTF file that, when loaded by the target user, will trigger a listid use-after-free memory error and execute arbitrary code on the target system [CVE-2012-2528]. The code will run with the privileges of the target user.

An anonymous researcher (via Beyond Security's SecuriTeam Secure Disclosure program) reported this vulnerability.

Microsoft SharePoint Server 2010 SP1 is also affected by these vulnerabilities.

Impact:   A remote user can create a file that, when loaded by the target user, will execute arbitrary code on the target user's system.
Solution:   The vendor has issued the following fixes:

Microsoft Word 2003 Service Pack 3:

http://www.microsoft.com/downloads/details.aspx?familyid=e49eadec-0fe1-43ce-9c25-a92aad17d940

Microsoft Word 2007 Service Pack 2:

http://www.microsoft.com/downloads/details.aspx?familyid=be58b650-ee4f-405e-ab3c-c28aca48345b

Microsoft Word 2007 Service Pack 3:

http://www.microsoft.com/downloads/details.aspx?familyid=be58b650-ee4f-405e-ab3c-c28aca48345b

Microsoft Word 2010 Service Pack 1 (32-bit editions):

http://www.microsoft.com/downloads/details.aspx?familyid=27e07115-d569-438c-b95f-203e444d4408

Microsoft Word 2010 Service Pack 1 (64-bit editions):

http://www.microsoft.com/downloads/details.aspx?familyid=30f9efac-3ecd-48a6-adcf-922f4d4d18d4

Microsoft Word Viewer:

http://www.microsoft.com/downloads/details.aspx?familyid=1e392ff8-92e9-408d-bb14-1e0a6b4b6c9d

Microsoft Office Compatibility Pack Service Pack 2:

http://www.microsoft.com/downloads/details.aspx?familyid=301446f7-991e-4abd-a06e-4a854f05ac84

Microsoft Office Compatibility Pack Service Pack 3:

http://www.microsoft.com/downloads/details.aspx?familyid=301446f7-991e-4abd-a06e-4a854f05ac84

Word Automation Services:

http://www.microsoft.com/downloads/details.aspx?familyid=3582ab6c-930b-4660-afcd-e2423ce56d8f

Microsoft Office Web Apps 2010 Service Pack 1:

http://www.microsoft.com/downloads/details.aspx?familyid=e7a2dd61-36d5-4313-a8dc-15456b275b9c

A restart may be required.

The Microsoft advisory is available at:

http://technet.microsoft.com/en-us/security/bulletin/ms12-064

Vendor URL:  technet.microsoft.com/en-us/security/bulletin/ms12-064 (Links to External Site)
Cause:   Access control error
Underlying OS:  Windows (Any)

Message History:   None.


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