Vulnerability in Ffmpeg

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.

EPSS: 0.009 (56.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

Affected products

Ffmpeg — versions 4.1.3
N/a — versions n/a

Weakness classification (CWE)

CWE-369 — Divide By Zero

Public proof-of-concept exploits

akaganeite/CVE4PP

References

cve@mitre.org (x_refsource_MISC, Issue Tracking, Vendor Advisory)

Frequently asked questions

What is CVE-2020-20448?: CVE-2020-20448 is a medium-severity vulnerability in Ffmpeg, classified under Divide By Zero. CVSS score: 6.5/10. Published 2021-05-25.
How severe is CVE-2020-20448?: Medium severity. CVSS v3 base score is 6.5 out of 10.
Is CVE-2020-20448 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.