CVE-2018-1999010

Severity: critical (CVSS 9.8 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 3.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2018-07-23 · updated 2026-06-17
Weakness: CWE-125

Description

FFmpeg before commit cced03dd667a5df6df8fd40d8de0bff477ee02e8 contains multiple out of array access vulnerabilities in the mms protocol that can result in attackers accessing out of bound data. This attack appear to be exploitable via network connectivity. This vulnerability appears to have been fixed in cced03dd667a5df6df8fd40d8de0bff477ee02e8 and later.

Affected products

Debian Linux: 8.0
FFmpeg: before 3.4.3 — fixed in 3.4.3

How to fix

Upgrade to a fixed version: FFmpeg 3.4.3. Check the vendor advisory for mitigations.

References

http://www.securityfocus.com/bid/104896
https://github.com/FFmpeg/FFmpeg/commit/cced03dd667a5df6df8fd40d8de0bff477ee02e8
https://lists.debian.org/debian-lts-announce/2019/01/msg00006.html
http://www.securityfocus.com/bid/104896
https://github.com/FFmpeg/FFmpeg/commit/cced03dd667a5df6df8fd40d8de0bff477ee02e8
https://lists.debian.org/debian-lts-announce/2019/01/msg00006.html

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