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Category:   Application (Generic)  >   Microsoft Visual Studio Vendors:   Microsoft
Microsoft Visual Studio XML Editor External Entity Resolution Flaw Lets Remote Users Obtain Potentially Sensitive Information
SecurityTracker Alert ID:  1025647
SecurityTracker URL:  http://securitytracker.com/id/1025647
CVE Reference:   CVE-2011-1280   (Links to External Site)
Updated:  Aug 10 2011
Original Entry Date:  Jun 14 2011
Impact:   Disclosure of system information, Disclosure of user information
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 2005 SP1, 2008 SP1, 2010
Description:   A vulnerability was reported in Microsoft Visual Studio. A remote user can obtain the contents of files on the target system.

A remote user can create a specially crafted Web Service Discovery (.disco) file that, when opened by the target user with the XML editor, will allow the remote user to obtain the contents of a file on the target user's system.

Jesse Ou of Cigital reported this vulnerability.

Impact:   A remote user can obtain the contents of files on the target system.
Solution:   The vendor has issued the following fixes:

Microsoft Visual Studio 2005 Service Pack 1:

http://www.microsoft.com/downloads/details.aspx?familyid=e5ce8a9a-e89b-4095-9f21-7e6f307fbf2b

Microsoft Visual Studio 2008 Service Pack 1:

http://www.microsoft.com/downloads/details.aspx?familyid=cc01bce9-3f38-4590-9c6e-a4048c886d33

Microsoft Visual Studio 2010:

http://www.microsoft.com/downloads/details.aspx?familyid=213b820f-dcba-4895-b339-b50eeb92524d

A restart may be required.

[Editor's note: On August 9, 2011, Microsoft re-issued their Bulletin to report a detection change to the update for Microsoft Visual Studio 2005 SP1. Users that have successfully updated do not need to reinstall this update.]

The Microsoft advisory is available at:

http://www.microsoft.com/technet/security/bulletin/ms11-049.mspx

Vendor URL:  www.microsoft.com/technet/security/bulletin/ms11-049.mspx (Links to External Site)
Cause:   Access control error
Underlying OS:  Windows (Any)

Message History:   None.


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