Operating System:

[Win]

Published:

10 October 2012

Protect yourself against future threats.

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             AUSCERT External Security Bulletin Redistribution

                               ESB-2012.0965
         Vulnerability in HTML Sanitization Component Could Allow
                     Elevation of Privilege (2741517)
                              10 October 2012

===========================================================================

        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           Microsoft InfoPath
                   Microsoft Communicator
                   Microsoft Lync
                   Microsoft SharePoint Server
                   Microsoft Groove Server
                   Microsoft Windows SharePoint Services
                   Microsoft Office Web Apps
Publisher:         Microsoft
Operating System:  Windows
Impact/Access:     Increased Privileges -- Remote with User Interaction
                   Cross-site Scripting -- Remote with User Interaction
Resolution:        Patch/Upgrade
CVE Names:         CVE-2012-2520  

Original Bulletin: 
   http://technet.microsoft.com/en-us/security/bulletin/MS12-066

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Microsoft Security Bulletin MS12-066 - Important
Vulnerability in HTML Sanitization Component Could Allow Elevation of Privilege
(2741517)

Published Date: October 9, 2012

Version: 1.0

General Information

Executive Summary

This security update resolves a publicly disclosed vulnerability in Microsoft
Office, Microsoft Communications Platforms, Microsoft Server software, and
Microsoft Office Web Apps. The vulnerability could allow elevation of privilege
if an attacker sends specially crafted content to a user.

This security update is rated Important for supported editions of Microsoft
InfoPath 2007, Microsoft InfoPath 2010, Microsoft Communicator 2007 R2,
Microsoft Lync 2010, Microsoft Lync 2010 Attendee, Microsoft SharePoint Server
2007, Microsoft SharePoint Server 2010, Microsoft Groove Server 2010, Microsoft
SharePoint Windows Services 3.0, Microsoft SharePoint Foundation 2010, and
Microsoft Office Web Apps 2010. For more information, see the subsection,
Affected and Non-Affected Software, in this section.

Affected Software

Microsoft InfoPath 2007 Service Pack 2
Microsoft InfoPath 2007 Service Pack 3
Microsoft InfoPath 2010 Service Pack 1 (32-bit editions) 
Microsoft InfoPath 2010 Service Pack 1 (64-bit editions)
Microsoft Communicator 2007 R2
Microsoft Lync 2010 (32-bit)
Microsoft Lync 2010 (64-bit)
Microsoft Lync 2010 Attendee (admin level install) 
Microsoft SharePoint Server 2007 Service Pack 2 (32-bit editions)
Microsoft SharePoint Server 2007 Service Pack 3 (32-bit editions)
Microsoft SharePoint Server 2007 Service Pack 2 (64-bit editions)
Microsoft SharePoint Server 2007 Service Pack 3 (64-bit editions)
Microsoft SharePoint Server 2010 Service Pack 1
Microsoft Groove Server 2010 Service Pack 1 
Microsoft Windows SharePoint Services 3.0 Service Pack 2 (32-bit version)
Microsoft Windows SharePoint Services 3.0 Service Pack 2 (64-bit version) 
Microsoft SharePoint Foundation 2010 Service Pack 1 
Microsoft Office Web Apps 2010 Service Pack 1

Vulnerability Information

HTML Sanitization Vulnerability - CVE-2012-2520
An elevation of privilege vulnerability exists in the way that HTML strings are
sanitized. An attacker who successfully exploited this vulnerability could
perform cross-site scripting attacks and run script in the security context of
the logged-on user.

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===========================================================================
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===========================================================================
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