Winamp CAF Processing Integer Overflow Vulnerability

2009-03-09 / 2009-03-10
Risk: High
Local: Yes
Remote: No
CWE: CWE-189


Ogólna skala CVSS: 9.3/10
Znaczenie: 10/10
Łatwość wykorzystania: 8.6/10
Wymagany dostęp: Zdalny
Złożoność ataku: Średnia
Autoryzacja: Nie wymagana
Wpływ na poufność: Pełny
Wpływ na integralność: Pełny
Wpływ na dostępność: Pełny

====================================================================== Secunia Research 03/03/2009 - Winamp CAF Processing Integer Overflow Vulnerability - ====================================================================== 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 * Winamp 5.541 and 5.55 NOTE: Other versions may also be affected. ====================================================================== 2) Severity Rating: Highly critical Impact: System access Where: Remote ====================================================================== 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/ ====================================================================== 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. ====================================================================== 5) Solution Do not open untrusted CAF files in Winamp. ====================================================================== 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. ====================================================================== 7) Credits Discovered by Alin Rad Pop, Secunia Research. ====================================================================== 8) References The Common Vulnerabilities and Exposures (CVE) project has assigned CVE-2009-0186 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/2009-8/ Complete list of vulnerability reports published by Secunia Research: http://secunia.com/secunia_research/ ======================================================================

Referencje:

http://www.vupen.com/english/advisories/2009/0585
http://www.vupen.com/english/advisories/2009/0584
http://www.securityfocus.com/bid/33963
http://www.securityfocus.com/archive/1/archive/1/501413/100/0/threaded
http://www.securityfocus.com/archive/1/archive/1/501399/100/0/threaded
http://www.mega-nerd.com/libsndfile/NEWS
http://secunia.com/secunia_research/2009-8/
http://secunia.com/secunia_research/2009-7/
http://secunia.com/advisories/33981
http://secunia.com/advisories/33980


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