====================================================================== 

                     Secunia Research 10/08/2010

       - Windows Movie Maker String Parsing Buffer Overflow -

====================================================================== 
Table of Contents

Affected Software....................................................1
Severity.............................................................2
Vendor's Description of Software.....................................3
Description of Vulnerability.........................................4
Solution.............................................................5
Time Table...........................................................6
Credits..............................................................7
References...........................................................8
About Secunia........................................................9
Verification........................................................10

====================================================================== 
1) Affected Software 

* Windows Movie Maker 2.1.4027.0

NOTE: Other versions may also be affected.

====================================================================== 
2) Severity 

Rating: Moderately critical
Impact: System compromise
Where:  Remote

====================================================================== 
3) Vendor's Description of Software 

"You have the inspiration. Now you just need the know-how to bring 
your visions to life. See how easy it can be to create, edit, and add 
special effects to your movies using Windows Movie Maker.".

Product Link:
http://www.microsoft.com/windowsxp/using/moviemaker/default.mspx

====================================================================== 
4) Description of Vulnerability

Secunia Research has discovered a vulnerability in Windows Movie 
Maker, which can be exploited by malicious people to compromise a 
user's system.

The vulnerability is caused by boundary errors when parsing strings in
imported project files (.MSWMM) and can be exploited to cause a buffer 
overflow.

Successful exploitation allows execution of arbitrary code.

====================================================================== 
5) Solution 

Apply patches provided by MS10-050.

====================================================================== 
6) Time Table 

14/03/2010 - Vendor notified.
15/03/2010 - Vendor response.
23/04/2010 - Status update requested.
27/04/2010 - Vendor provides status update.
03/08/2010 - Vendor provides status update.
10/08/2010 - Public disclosure.

====================================================================== 
7) Credits 

Discovered by Dyon Balding, Secunia Research.

====================================================================== 
8) References

The Common Vulnerabilities and Exposures (CVE) project has assigned 
CVE-2010-2564 for the vulnerability.

====================================================================== 
9) About Secunia

Secunia offers vulnerability management solutions to corporate
customers with verified and reliable vulnerability intelligence
relevant to their specific system configuration:

http://secunia.com/advisories/business_solutions/

Secunia also provides a publicly accessible and comprehensive advisory
database as a service to the security community and private 
individuals, who are interested in or concerned about IT-security.

http://secunia.com/advisories/

Secunia believes that it is important to support the community and to
do active vulnerability research in order to aid improving the 
security and reliability of software in general:

http://secunia.com/secunia_research/

Secunia regularly hires new skilled team members. Check the URL below
to see currently vacant positions:

http://secunia.com/corporate/jobs/

Secunia offers a FREE mailing list called Secunia Security Advisories:

http://secunia.com/advisories/mailing_lists/

====================================================================== 
10) Verification 

Please verify this advisory by visiting the Secunia website:
http://secunia.com/secunia_research/2010-66/

Complete list of vulnerability reports published by Secunia Research:
http://secunia.com/secunia_research/

======================================================================