Vulnerability in Ffmpeg

CVE-2020-20453

FFmpeg 4.2 is affected by a Divide By Zero issue via libavcodec/aaccoder, which allows a remote malicious user to cause a Denial of Service

EPSS: 0.018 (75.9th 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 4.2
Debian Debian_linux — versions 9.0, 10.0, 11.0
N/a — versions n/a

Weakness classification (CWE)

CWE-369 — Divide By Zero

Public proof-of-concept exploits

ARPSyndicate/cvemon

References

cve@mitre.org (Exploit, Patch, x_refsource_MISC, Issue Tracking, Vendor Advisory)
cve@mitre.org (vendor-advisory, Third Party Advisory, x_refsource_DEBIAN)
cve@mitre.org (vendor-advisory, Third Party Advisory, x_refsource_DEBIAN)
cve@mitre.org (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)

Frequently asked questions

What is CVE-2020-20453?: CVE-2020-20453 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-2020-20453?: Medium severity. CVSS v3 base score is 6.5 out of 10.
Is CVE-2020-20453 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.