CVE-2020-23906

Name: CVE-2020-23906
Creator: NVD / NIST
Published: 2021-11-10T22:15:11.77+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.5/10EPSS 0.36%

Last modified Jun 17, 2026

CVE-2020-23906 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. FFmpeg N-98388-g76a3ee996b allows attackers to cause a denial of service (DoS) via a crafted audio file due to insufficient verification of data authenticity.. EPSS estimates a 0.36% chance of exploitation in the next 30 days.

Description

FFmpeg N-98388-g76a3ee996b allows attackers to cause a denial of service (DoS) via a crafted audio file due to insufficient verification of data authenticity.

Metrics

CVSS 3.1

5.5/10

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

EPSS Probability

0.36%

27.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-345

Affected Software

Vendor	Product	Versions
Ffmpeg	Ffmpeg	4.2

References

https://trac.ffmpeg.org/ticket/8782Exploit, Patch, Vendor Advisory
https://trac.ffmpeg.org/ticket/8782Exploit, Patch, Vendor Advisory

Timeline

Published: Nov 10, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-23906?

FFmpeg N-98388-g76a3ee996b allows attackers to cause a denial of service (DoS) via a crafted audio file due to insufficient verification of data authenticity.

How severe is CVE-2020-23906?

CVE-2020-23906 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.36% probability of exploitation in the next 30 days.

How do I fix CVE-2020-23906?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-23906?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST