#VU101885 Integer overflow in FFmpeg - CVE-2024-36618

Vulnerability identifier: #VU101885

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-2024-36618

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 attacker to execute arbitrary code on the target system.

The vulnerability exists due to integer overflow within the libavformat library in AVI demuxer. A remote attacker can pass specially crafted file to the application, trigger integer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

FFmpeg: 6.0 - 6.1.2

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External links
https://gist.github.com/1047524396/a148f3679415a6da53ca112eb2ba1523
https://github.com/FFmpeg/FFmpeg/blob/n6.1.1/libavformat/avidec.c#L1699
https://github.com/ffmpeg/ffmpeg/commit/7a089ed8e049e3bfcb22de1250b86f2106060857

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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.