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                    National Cyber Awareness System

              Technical Cyber Security Alert TA12-101A


Microsoft Updates for Multiple Vulnerabilities

   Original release date: April 10, 2012
   Last revised: --
   Source: US-CERT


Systems Affected

     * Microsoft Windows
     * Microsoft Internet Explorer
     * Microsoft .NET Framework
     * Microsoft Office
     * Microsoft Server Software
     * Microsoft SQL Server
     * Microsoft Developer Tools
     * Microsoft Forefront United Access Gateway


Overview

   There are multiple vulnerabilities in Microsoft Windows, Internet
   Explorer, Microsoft .NET Framework, Microsoft Office, Microsoft
   Server Software, Microsoft SQL Server, Microsoft Developer Tools,
   and Microsoft Forefront United Access Gateway.  Microsoft has
   released updates to address these vulnerabilities.


Description

   The Microsoft Security Bulletin Summary for April 2012 describes
   multiple vulnerabilities in Microsoft software. Microsoft has
   released updates to address the vulnerabilities.


Impact

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


Solution

   Apply updates

   Microsoft has provided updates for these vulnerabilities in the
   Microsoft Security Bulletin Summary for April 2012, which 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). Home users are encouraged to enable
   automatic updates.


References

 * Microsoft Security Bulletin Summary for April 2012 -
   <http://technet.microsoft.com/en-us/security/bulletin/ms12-apr>

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

 * Microsoft Update - <https://www.update.microsoft.com/>

 * Microsoft Update Overview -
   <http://www.microsoft.com/security/updates/mu.aspx>

 * Turn Automatic Updating On or Off -
   <http://windows.microsoft.com/en-us/windows-vista/Turn-automatic-updating-on-or-off>


Revision History

  April 10, 2012: Initial release

 ____________________________________________________________________

   Feedback can be directed to US-CERT Technical Staff. Please send
   email to <cert@cert.org> with "TA12-101A Feedback VU#507275" in
   the subject.
 ____________________________________________________________________

   Produced by US-CERT, a government organization.
 ____________________________________________________________________

This product is provided subject to the Notification as indicated here: 
http://www.us-cert.gov/legal.html#notify

This document can also be found at
http://www.us-cert.gov/cas/techalerts/TA12-101A.html

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