Infinite loop in FFmpeg - CVE-2018-1999012
Published: July 23, 2018 / Updated: July 28, 2020
Vulnerability identifier: #VU32007
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2018-1999012
CWE-ID: CWE-835
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: ffmpeg.sourceforge.net
Affected software:
FFmpeg
FFmpeg
Detailed vulnerability description
The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.
FFmpeg before commit 9807d3976be0e92e4ece3b4b1701be894cd7c2e1 contains a CWE-835: Infinite loop vulnerability in pva format demuxer that can result in a Vulnerability that allows attackers to consume excessive amount of resources like CPU and RAM. This attack appear to be exploitable via specially crafted PVA file has to be provided as input. This vulnerability appears to have been fixed in 9807d3976be0e92e4ece3b4b1701be894cd7c2e1 and later.
How to mitigate CVE-2018-1999012
Install update from vendor's website.