Vulnerability identifier: #VU32843

Vulnerability risk: High

CVSSv3.1: 8.5 [CVSS:3.1/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: cve-2011-3504

CWE-ID: CWE-94

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
FFmpeg
Universal components / Libraries / Libraries used by multiple products

Vendor: ffmpeg.sourceforge.net

Description

The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.

The Matroska format decoder in FFmpeg before 0.8.3 does not properly allocate memory, which allows remote attackers to execute arbitrary code via a crafted file.

Mitigation
Install update from vendor's website.

Vulnerable software versions

FFmpeg: 0.8.0 - 0.8.2

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External links
http://secunia.com/advisories/45532
http://technet.microsoft.com/en-us/security/msvr/msvr11-011
http://ubuntu.com/usn/usn-1320-1
http://ubuntu.com/usn/usn-1333-1
http://www.ffmpeg.org/releases/ffmpeg-0.7.5.changelog
http://www.ffmpeg.org/releases/ffmpeg-0.8.4.changelog
http://www.mandriva.com/security/advisories?name=MDVSA-2012:074
http://www.mandriva.com/security/advisories?name=MDVSA-2012:075
http://www.mandriva.com/security/advisories?name=MDVSA-2012:076
http://www.osvdb.org/75621

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.