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Category:   Application (Multimedia)  >   VLC Media Player Vendors:   VideoLAN Project
VLC Media Player Integer Overflow in Processing WAV Files Lets Remote Users Execute Arbitrary Code
SecurityTracker Alert ID:  1020429
SecurityTracker URL:  http://securitytracker.com/id/1020429
CVE Reference:   CVE-2008-2430   (Links to External Site)
Date:  Jul 3 2008
Impact:   Execution of arbitrary code via network, User access via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 0.8.6h
Description:   A vulnerability was reported in VLC Media Player in the processing of WAV files. A remote user can cause arbitrary code to be executed on the target user's system.

A remote user can create a specially crafted WAV file that, when loaded by the target user, will trigger an integer overflow and execute arbitrary code on the target system. The code will run with the privileges of the target user.

The vulnerability resides in the Open() function in 'modules/demux/wav.c'.

The vendor was notified on June 27, 2008.

Alin Rad Pop of Secunia Research reported this vulnerabililty.

Impact:   A remote user can create a file that, when loaded by the target user, will execute arbitrary code on the target user's system.
Solution:   The vendor has issued a fixed version (0.8.6i), available at:

http://www.videolan.org/vlc/

Vendor URL:  www.videolan.org/ (Links to External Site)
Cause:   Boundary error
Underlying OS:  Windows (Any)

Message History:   None.


 Source Message Contents

Subject:  [Full-disclosure] Secunia Research: VLC Media Player WAV Processing

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

                     Secunia Research 02/07/2008

        - VLC Media Player WAV Processing Integer 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 

* VLC Media Player 0.8.6h on Windows

NOTE: Prior versions may also be affected.

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

Rating: Highly critical
Impact: System access
Where:  Remote

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

"VLC media player is a highly portable multimedia player for various 
audio and video formats (MPEG-1, MPEG-2, MPEG-4, DivX, mp3, ogg, ...) 
as well as DVDs, VCDs, and various streaming protocols."

Product Link:
http://www.videolan.org/vlc/

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

Secunia Research has discovered a vulnerability in VLC Media Player, 
which can be exploited by malicious people to compromise a user's
system.

The vulnerability is caused due to an integer overflow error within 
the "Open()" function in modules/demux/wav.c. This can be exploited to
cause a heap-based buffer overflow via a specially crafted WAV file 
having an overly large "fmt" chunk.

Successful exploitation may allow execution of arbitrary code.

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

Update to version 0.8.6i, which should be available soon.

Do not open untrusted WAV files.

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

27/06/2008 - Vendor notified.
30/06/2008 - Vendor response.
02/07/2008 - Public disclosure.

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

Discovered by Alin Rad Pop, Secunia Research.

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

The Common Vulnerabilities and Exposures (CVE) project has assigned
CVE-2008-2430 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://corporate.secunia.com/

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/

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://corporate.secunia.com/secunia_research/33/

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

http://secunia.com/secunia_vacancies/

Secunia offers a FREE mailing list called Secunia Security Advisories:

http://secunia.com/secunia_security_advisories/ 

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

Please verify this advisory by visiting the Secunia website:
http://secunia.com/secunia_research/2008-29/

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

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

_______________________________________________
Full-Disclosure - We believe in it.
Charter: http://lists.grok.org.uk/full-disclosure-charter.html
Hosted and sponsored by Secunia - http://secunia.com/

 
 


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