Winamp NSV Table of Contents Parsing Integer Overflow

2010.12.03
Risk: High
Local: No
Remote: Yes
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 30/11/2010 - Winamp NSV Table of Contents Parsing 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 * Winamp 5.581 * Winamp 5.59 Beta Build 3033 NOTE: Other versions may also be affected. ====================================================================== 2) Severity Rating: Highly critical Impact: System compromise Where: Remote ====================================================================== 3) Vendor's Description of Software "It is more than just a player. It's your window to the multimedia world. From MP3s to streaming video, Winamp is the one place you go to feed your audio/video habit.". 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 by an integer overflow error in the "in_nsv.dll" plugin when parsing the Table of Contents. This can be exploited to cause a heap-based buffer overflow via a specially crafted NSV stream or file. Successful exploitation allows execution of arbitrary code. ====================================================================== 5) Solution Update to version 5.6. ====================================================================== 6) Time Table 01/11/2010 - Vendor notified. 01/11/2010 - Vendor response. 30/11/2010 - Public disclosure. ====================================================================== 7) Credits Discovered by Carsten Eiram, Secunia Research. ====================================================================== 8) References The Common Vulnerabilities and Exposures (CVE) project has assigned CVE-2010-2586 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/2010-127/ Complete list of vulnerability reports published by Secunia Research: http://secunia.com/secunia_research/ ======================================================================

Referencje:

http://www.securityfocus.com/archive/1/archive/1/514962/100/0/threaded
http://secunia.com/secunia_research/2010-127/
http://secunia.com/advisories/42004
http://forums.winamp.com/showthread.php?threadid=159785
http://forums.winamp.com/showthread.php?t=324322


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