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                    National Cyber Alert System

              Technical Cyber Security Alert TA09-342A


Microsoft Updates for Multiple Vulnerabilities

   Original release date: 
   Last revised: --
   Source: US-CERT


Systems Affected

     * Microsoft Windows and Windows Server
     * Microsoft Internet Explorer
     * Microsoft Office Word, Works, and Project


Overview

   Microsoft has released updates to address vulnerabilities in
   Microsoft Windows, Windows Server, Internet Explorer, and Microsoft
   Office.


I. Description

   Microsoft has released multiple security bulletins for critical
   vulnerabilities in Microsoft Windows, Windows Server, Internet
   Explorer, and Microsoft Office. These bulletins are described in
   the Microsoft Security Bulletin Summary for December 2009.


II. Impact

   A remote, unauthenticated attacker could execute arbitrary code,
   gain elevated privileges, or cause a vulnerable application to
   crash.


III. Solution

   Apply updates from Microsoft
   
   Microsoft has provided updates for these vulnerabilities in the
   Microsoft Security Bulletin Summary for December 2009. The security
   bulletin describes any known issues related to the updates.
   Administrators are encouraged to note these issues and test for any
   potentially adverse effects. Administrators should consider using
   an automated update distribution system such as Windows Server
   Update Services (WSUS).


IV. References

 * Microsoft Security Bulletin Summary for December 2009 -
   <http://www.microsoft.com/technet/security/bulletin/MS09-dec.mspx>

 * Windows Server Update Services (WSUS) -
   <http://www.microsoft.com/windowsserversystem/updateservices/default.mspx>

 ____________________________________________________________________

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

     <http://www.us-cert.gov/cas/techalerts/TA09-342A.html>
 ____________________________________________________________________

   Feedback can be directed to US-CERT Technical Staff. Please send
   email to <cert@cert.org> with "TA09-342A Feedback VU#115525" in
   the subject.
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   For instructions on subscribing to or unsubscribing from this
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   Produced 2009 by US-CERT, a government organization.

   Terms of use:

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

Revision History
  
  December 08, 2009: Initial release


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