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[Full-disclosure] ZDI-07-046: Microsoft Windows Media Player Skin Parsing Size Mismatch Heap Overflow Vulnerability
From: <zdi-disclosures_at_nospam>Date: Tue Aug 14 2007 - 20:31:15 GMT
To: full-disclosure@lists.grok.org.uk, bugtraq@securityfocus.com, vulnwatch@vulnwatch.org, vulndiscuss@vulnwatch.org
ZDI-07-046: Microsoft Windows Media Player Skin Parsing Size Mismatch
Heap Overflow Vulnerability
http://www.zerodayinitiative.com/advisories/ZDI-07-046.html
August 14, 2007
- CVE ID: CVE-2007-3037
- Affected Vendor: Microsoft
- Affected Products: Windows Media Player 7.1 Windows Media Player 9 Windows Media Player 10 Windows Media Player 11
- TippingPoint(TM) IPS Customer Protection: TippingPoint IPS customers have been protected against this vulnerability since August 14, 2007 by Digital Vaccine protection filter ID 5535. For further product information on the TippingPoint IPS:
- Vulnerability Details: This vulnerability allows attackers to execute arbitrary code on vulnerable installations of Microsoft Windows Media Player. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.
The specific flaw exists during the parsing of malformed skin files (WMZ). A size compressed / decompressed size mismatch can result in an under allocated heap buffer which can be leveraged by an attacker to eventually execute arbitrary code under the context of the current user.
- Vendor Response: Microsoft has issued an update to correct this vulnerability. More details can be found at:
http://www.microsoft.com/technet/security/bulletin/MS07-047.mspx
- Disclosure Timeline: 2007.03.19 - Vulnerability reported to vendor 2007.08.14 - Digital Vaccine released to TippingPoint customers 2007.08.14 - Coordinated public release of advisory
- Credit: This vulnerability was discovered by Piotr Bania.
- About the Zero Day Initiative (ZDI): Established by TippingPoint, a division of 3Com, The Zero Day Initiative (ZDI) represents a best-of-breed model for rewarding security researchers for responsibly disclosing discovered vulnerabilities.
Researchers interested in getting paid for their security research through the ZDI can find more information and sign-up at:
http://www.zerodayinitiative.com
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