Secunia Research: Winamp CAF Processing Integer Overflow Vulnerability
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Secunia Research 03/03/2009
- Winamp CAF Processing Integer Overflow Vulnerability -
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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
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1) Affected Software
* Winamp 5.541 and 5.55
NOTE: Other versions may also be affected.
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2) Severity
Rating: Highly critical
Impact: System access
Where: Remote
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3) Vendor's Description of Software
"... Winamp, The #1 Free Media Player. Play your MP3, AAC, MPEG, AVI
files, and more. Get free MP3 songs, videos, skins and plug-ins.
Synch your iPod or Creative Zen, and get mobile music with Winamp
Remote."
Product Link:
http://www.winamp.com/
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4) Description of Vulnerability
Secunia Research has discovered a vulnerability in Winamp, which can
be exploited by malicious people to compromise a user's system.
The vulnerability is caused due to an integer overflow error in the
libsndfile.dll library while processing CAF description chunks. This
can be exploited to cause a heap-based buffer overflow by tricking a
user into processing a specially crafted CAF audio file.
Successful exploitation may allow execution of arbitrary code.
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5) Solution
Do not open untrusted CAF files in Winamp.
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6) Time Table
20/02/2009 - Vendor notified.
21/02/2009 - Vendor response.
03/03/2009 - libsndfile upstream releases fixed version and details.
03/03/2009 - Public disclosure.
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7) Credits
Discovered by Alin Rad Pop, Secunia Research.
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8) References
The Common Vulnerabilities and Exposures (CVE) project has assigned
CVE-2009-0186 for the vulnerability.
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9) About Secunia
Secunia offers vulnerability management solutions to corporate
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10) Verification
Please verify this advisory by visiting the Secunia website:
http://secunia.com/secunia_research/2009-8/
Complete list of vulnerability reports published by Secunia Research:
http://secunia.com/secunia_research/
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