CVE-2023-6604

Name: CVE-2023-6604
Creator: NVD / NIST
Published: 2025-01-06T17:15:14.413+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.3/10EPSS 0.43%

Last modified Jun 17, 2026

CVE-2023-6604 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. A flaw was found in FFmpeg. This vulnerability allows unexpected additional CPU load and storage consumption, potentially leading to degraded performance or denial of service via the demuxing of arbitrary data as XBIN-formatted data without proper format validation.. EPSS estimates a 0.43% chance of exploitation in the next 30 days.

Description

A flaw was found in FFmpeg. This vulnerability allows unexpected additional CPU load and storage consumption, potentially leading to degraded performance or denial of service via the demuxing of arbitrary data as XBIN-formatted data without proper format validation.

Metrics

CVSS 3.1

5.3/10

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

EPSS Probability

0.43%

34.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Ffmpeg	Ffmpeg	>= 2.0, <= 6.0

References

https://bugzilla.redhat.com/show_bug.cgi?id=2334337Exploit, Issue Tracking, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2025/07/msg00004.html

Timeline

Published: Jan 6, 2025
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-6604?

How severe is CVE-2023-6604?

CVE-2023-6604 has a CVSS score of 5.3/10 (MEDIUM severity). The EPSS model estimates a 0.43% probability of exploitation in the next 30 days.

How do I fix CVE-2023-6604?

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-2023-6604?

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

Scan your code now

Source: NVD / NIST