CVE-2020-20448: FFmpeg 4.1.3 is affected by a Divide By Zero issue via libavcodec/ratecontrol.c, which allows a remote malicious user to cause a Denial of Service.

PriorityP427medium6.5CVSS 3.1

AVNACLPRLUINSUCNINAH

EPSS

0.91%

56.2th percentile

FFmpeg 4.1.3 is affected by a Divide By Zero issue via libavcodec/ratecontrol.c, which allows a remote malicious user to cause a Denial of Service.

Affected

6 ranges

Vendor	Product	Version range	Fixed in
debian	ffmpeg	< ffmpeg 7:4.3-2 (bookworm)	ffmpeg 7:4.3-2 (bookworm)
ffmpeg	ffmpeg	—	—
ffmpeg	ffmpeg	>= 0 < 7:4.3-2	7:4.3-2
ffmpeg	ffmpeg	>= 0 < 7:4.3-2	7:4.3-2
ffmpeg	ffmpeg	>= 0 < 7:4.3-2	7:4.3-2
ffmpeg	ffmpeg	>= 0 < 7:4.3-2	7:4.3-2

CVSS provenance

nvdv3.16.5MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

nvdv2.04.0MEDIUMAV:N/AC:L/Au:S/C:N/I:N/A:P

osv6.5MEDIUM

vendor_debian6.5LOW

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