Microsoft Windows Media Player plug-in buffer overflow

ID VU:692060
Type cert
Reporter CERT
Modified 2006-02-22T00:00:00



The Microsoft Windows Media Player plug-in for browsers other than Internet Explorer contains a buffer overflow, which may allow a remote attacker to execute arbitrary code.


Windows Media Player

Windows Media Player is a multimedia application that comes with Microsoft Windows.

Windows Media Player plug-in

The Windows Media Player plug-in allows web browsers other than Internet Explorer to use Windows Media Player. The plug-in is provided by the file npdsplay.dll. A web page can make use of the Windows Media Player plug-in through use of the EMBED tag.

The problem

The Windows Media Player plug-in contains a buffer overflow vulnerability.

Note: Exploit code for this vulnerability is publicly available.


By convincing a user to view a specially crafted HTML document (e.g., a web page or an HTML email message), an attacker may be able to execute arbitrary code with the privileges of the user. The attacker could also cause the browser (or any program using the Windows Media Player plug-in) to crash.


Apply an update
Apply the appropriate update, as specified in Microsoft Security Bulletin MS06-006. This update provides an updated version of npdsplay.dll.

Modify access control list for **npdsplay.dll**

Microsoft Security Bulletin MS06-006 includes instructions for modifying the access control list for npdsplay.dll as a workaround. This will prevent applications from using the Windows Media Player plug-in.

Systems Affected

Vendor| Status| Date Notified| Date Updated
Microsoft Corporation| | -| 14 Feb 2006
If you are a vendor and your product is affected, let us know.

CVSS Metrics

Group | Score | Vector
Base | N/A | N/A
Temporal | N/A | N/A
Environmental | N/A | N/A


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This vulnerability was disclosed by Microsoft, who in turn credit John Cobb of iDefense for reporting the vulnerability.

This document was written by Will Dormann.

Other Information

  • CVE IDs: CVE-2006-0005
  • Date Public: 14 Feb 2006
  • Date First Published: 14 Feb 2006
  • Date Last Updated: 22 Feb 2006
  • Severity Metric: 36.12
  • Document Revision: 9