US-CERT Technical Cyber Security Alert TA11-102A -- Microsoft Updates for Multiple Vulnerabilities

                   National Cyber Alert System

              Technical Cyber Security Alert TA11-102A

Microsoft Updates for Multiple Vulnerabilities

   Original release date: April 12, 2011

   Last revised: --

   Source: US-CERT

Systems Affected

     * Microsoft Windows

     * Microsoft Office

     * Microsoft Internet Explorer

     * Microsoft Visual Studio

Overview

   There are multiple vulnerabilities in Microsoft Windows, Office,

   Internet Explorer, and Visual Studio. Microsoft has released

   updates to address these vulnerabilities.

I. Description

   The Microsoft Security Bulletin Summary for April 2011 describes

   multiple vulnerabilities in Microsoft Windows, Office, Internet

   Explorer, and Visual Studio. 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 April 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 April 2011 -

   <http://www.microsoft.com/technet/security/bulletin/ms11-apr.mspx>

 * Microsoft Windows Server Update Services -

   <http://technet.microsoft.com/en-us/wsus/default.aspx>

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

     <http://www.us-cert.gov/cas/techalerts/TA11-102A.html>

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   Feedback can be directed to US-CERT Technical Staff. Please send

   email to <[e-mail]> with "TA11-102A Feedback VU#629990" in

   the subject.

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   Produced 2011 by US-CERT, a government organization.

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Revision History

  April 12, 2011: Initial release