Heap-based buffer overflow in ffmpeg.sourceforge.net FFmpeg

1) Heap-based buffer overflow

EUVDB-ID: #VU32145

Risk: High

CVSSv4.0: 8.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/U:Amber]

CVE-ID: CVE-2016-10190

CWE-ID: CWE-122 - Heap-based Buffer Overflow

Exploit availability: Yes

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error in Heap-based buffer overflow in libavformat/http.c in FFmpeg before 2.8.10, 3.0.x before 3.0.5, 3.1.x before 3.1.6, and 3.2.x before 3.2.2. A remote attacker can use a negative chunk size in an HTTP response. to trigger heap-based buffer overflow and execute arbitrary code on the target system.

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

Mitigation

The vendor has issued the following versions to address this vulnerability: 2.8.10, 3.0.5, 3.1.6, 3.2.2.

Vulnerable software versions

FFmpeg: 2.8.0 - 3.2.1

CPE2.3

• cpe:2.3:a:ffmpeg_sourceforge_net:ffmpeg:2.8.0:*:*:*:*:*:*:*
• cpe:2.3:a:ffmpeg_sourceforge_net:ffmpeg:2.8.1:*:*:*:*:*:*:*
• cpe:2.3:a:ffmpeg_sourceforge_net:ffmpeg:2.8.2:*:*:*:*:*:*:*

External links

https://www.openwall.com/lists/oss-security/2017/01/31/12
https://www.openwall.com/lists/oss-security/2017/02/02/1
https://www.securityfocus.com/bid/95986
https://ffmpeg.org/security.html
https://github.com/FFmpeg/FFmpeg/commit/2a05c8f813de6f2278827734bf8102291e7484aa
https://lists.debian.org/debian-lts-announce/2018/12/msg00009.html
https://trac.ffmpeg.org/ticket/5992

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. However, proof of concept for this vulnerability is available.