Security Advisory

Microsoft Security Advisory 913333

Vulnerability in Internet Explorer Could Allow Remote Code Execution

Published: February 07, 2006 | Updated: February 14, 2006

Microsoft has completed the investigation into a public report of a vulnerability affecting Internet Explorer. We have issued a security bulletin to address this issue. For more information about this issue, including download links for an available security update, please review the security bulletin.

General Information


Purpose of Advisory: To provide customers with initial notification of the publicly disclosed vulnerability and the availability of security bulletin.

Advisory Status: Investigation Complete. A security bulletin has been issued.

Recommendation: Please review the released security bulletin and install the available security update or download and install Internet Explorer 6 Service Pack 1 if you are using Windows 2000 Service Pack 4.

References Identification
Security Bulletin MS06-004
CVE Reference CVE-2006-0020
Microsoft Knowledge Base Article 913333
Service Packs Internet Explorer 6 Service Pack 1

This advisory discusses the following software:

Related Software
Internet Explorer 5.01 Service Pack 4 on Microsoft Windows 2000 Service Pack 4

Suggested Actions

  • Please review the released security bulletin and install the available security update.
  • Customers who believe they may have been affected can contact Product Support Services. You can contact Product Support Services in the United States and Canada for help with security update issues or viruses at no charge using the PC Safety line (1 866-PCSAFETY). Customers outside of the United States and Canada can locate the number for no-charge virus support by visiting the Microsoft Help and Support Web site. All customers should apply the most recent security updates released by Microsoft to help ensure that their systems are protected from attempted exploitation. Customers who have enabled automatic updates will automatically receive all Windows Updates. For more information about security updates, visit https:
  • We continue to encourage customers follow our Protect Your PC guidance of enabling a firewall, getting software updates and installing antivirus software. Customers can learn more about these steps at Protect Your PC Web site.
  • For more information about staying safe on the Internet, customers can visit theMicrosoft Security Home Page.

Other Information



The information provided in this advisory is provided "as is" without warranty of any kind. Microsoft disclaims all warranties, either express or implied, including the warranties of merchantability and fitness for a particular purpose. In no event shall Microsoft Corporation or its suppliers be liable for any damages whatsoever including direct, indirect, incidental, consequential, loss of business profits or special damages, even if Microsoft Corporation or its suppliers have been advised of the possibility of such damages. Some states do not allow the exclusion or limitation of liability for consequential or incidental damages so the foregoing limitation may not apply.


  • February 7, 2006: Advisory published
  • February 14, 2006: Advisory updated to direct customers to Security Bulletin MS06-004, “Cumulative Security Update for Internet Explorer”, and to remove all references to Internet Explorer 5.5 Service Pack 2 on Windows Millennium.

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