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                    National Cyber Alert System

              Technical Cyber Security Alert TA11-256A


Microsoft Updates for Multiple Vulnerabilities

   Original release date: September 13, 2011
   Last revised: --
   Source: US-CERT


Systems Affected

     * Microsoft Windows
     * Microsoft Office
     * Microsoft Server Software


Overview

   There are multiple vulnerabilities in Microsoft Windows, Microsoft
   Server Software, and Microsoft Office. Microsoft has released
   updates to address these vulnerabilities.


I. Description

   The Microsoft Security Bulletin Summary for September 2011
   describes multiple vulnerabilities in Microsoft Windows, Microsoft
   Server Software, and Microsoft Office. Microsoft has released
   updates to address the vulnerabilities.


II. Impact

   A remote, unauthenticated attacker could execute arbitrary code,
   cause a denial of service, or gain unauthorized access to your
   files or system.


III. Solution

   Apply updates

   Microsoft has provided updates for these vulnerabilities in the
   Microsoft Security Bulletin Summary for September 2011. That
   bulletin describes any known issues related to the updates.
   Administrators are encouraged to note these issues and test for any
   potentially adverse effects. In addition, administrators should
   consider using an automated update distribution system such as
   Windows Server Update Services (WSUS).


IV. References

 * Microsoft Security Bulletin Summary for September 2011 -
   <http://technet.microsoft.com/en-us/security/bulletin/ms11-sep>

 * Microsoft Windows Server Update Services -
   <http://technet.microsoft.com/en-us/wsus/default.aspx>

 ____________________________________________________________________

   The most recent version of this document can be found at:

     <http://www.us-cert.gov/cas/techalerts/TA11-256A.html>
 ____________________________________________________________________

   Feedback can be directed to US-CERT Technical Staff. Please send
   email to <cert@cert.org> with "TA11-256A Feedback VU#392435" in
   the subject.
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   For instructions on subscribing to or unsubscribing from this
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   Produced 2011 by US-CERT, a government organization.

   Terms of use:

     <http://www.us-cert.gov/legal.html>
 ____________________________________________________________________

Revision History

  September 13, 2011: Initial release


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