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Malformed Embedded Windows Media Player 7 "OCX Attachment"
Vulnerability

USSR Advisory Code:  USSR-2000053

Public Disclosure Date:

September 26, 2000

Vendors Affected:

Microsoft Corporation
http://www.microsoft.com

Systems Affected:

Outlook 2000 
Microsoft Windows Media Player 7 

Problem:

The USSR Team has found a problem in the Windows Media Player 7 
ActiveX control, which could be used in a denial of service attack 
against RTF-enabled e-mail clients such as Outlook 2000 and Outlook
Express. 

If the affected control were programmatically embedded into an RTF
mail and then sent to another user, the user's mail client would
fail when he closed/moved the mail.

Note: 

We take no responsibility for this code.  It is for educational
purposes only.

Exploit:


Malformed WMP Embedded RTF/Email Spawner.

Windows Console Version:
http://www.ussrback.com/wmp/wmpoutlook.exe

Windows Console Version Source:
http://www.ussrback.com/wmp/wmpoutlook.zip


Data of Vendor Notification:

08-19-2000

Status:  

More Information:

http://www.microsoft.com/technet/security/bulletin/ms00-068.asp

Microsoft Security Bulletin MS00-068: Frequently Asked Questions, 
http://www.microsoft.com/technet/security/bulletin/fq00-068.asp

http://www.microsoft.com/windows/windowsmedia/en/default.asp

Fix: 

http://www.microsoft.com/Downloads/Release.asp?ReleaseID=24421

Related Links:

Underground Security Systems Research:
http://www.ussrback.com

CrunchSp Product:
http://www.crunchsp.com


About:

USSR is an emerging security company based in South America devoted 
to research about network security, vulnerability research, and
software
protection systems. One of the main objectives of USSR is to develop
and
implement new security and protection systems based on our knowledge
and
experience.

However, we believe that the way we implement security solutions,
can make a difference, CrunchSP is a good example.
In our day-to-day research we detect vulnerability issues in
different applications that we publish on our advisory board.

Most of USSR programmers and partners have more than 12 years
of experience in different computer based applications, with
great knowledge in high and low level programming languages.

For further information on USSR, feel free to contact us by email.

USSR has assembled some of the world's greatest software developers 
and security consultants to help us provide our customers this great 
range of security services:

* Network Penetration Testing
* Security Application development
* Application Security Testing and Certification
* Security Based on Security Tools
* Cryptography
* Emergency Response Team
* Firewalling
* Virtual Private Networking
* Intrusion Detection
* Support and maintenance

Copyright (c) 1999-2000 Underground Security Systems Research.
Permission is hereby granted for the redistribution of this alert
electronically. It is not to be edited in any way without explicit
consent of USSR. If you wish to reprint whole or any part of this
alert in any other medium excluding electronic medium, please e-mail
labs@ussrback.com for permission.

Disclaimer:
The information within this paper may change without notice. We may
not be held responsible for the use and/or potential effects of these
programs or advisories.  Use them and read them at your own risk or
not at all. You solely are responsible for this judgment. 

Feedback:

If you have any questions, comments, concerns, updates, or
suggestions
please feel free to send them to:

Underground Security Systems Research
mail:labs@ussrback.com
http://www.ussrback.com

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