#VU32518 Integer overflow in FFmpeg - CVE-2014-4609

Vulnerability identifier: #VU32518

Vulnerability risk: High

CVSSv4.0: 6.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2014-4609

CWE-ID: CWE-190

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.

Integer overflow in the get_len function in libavutil/lzo.c in Libav before 0.8.13, 9.x before 9.14, and 10.x before 10.2 allows remote attackers to execute arbitrary code via a crafted Literal Run.

Mitigation
Install update from vendor's website.

Vulnerable software versions

FFmpeg: 0.8.0 - 0.8.12

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External links
https://blog.securitymouse.com/2014/06/raising-lazarus-20-year-old-bug-that.html
https://www.openwall.com/lists/oss-security/2014/06/26/22
https://libav.org/news/#2014-06-27

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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.