CVE-2024-0643

Name: CVE-2024-0643
Creator: NVD / NIST
Published: 2024-01-17T14:15:43.92+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 0.67%

Last modified Jun 17, 2026

CVE-2024-0643 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. Unrestricted upload of dangerous file types in the C21 Live Encoder and Live Mosaic product, version 5.3. This vulnerability allows a remote attacker to upload different file extensions without any restrictions, resulting in a full system compromise.. EPSS estimates a 0.67% chance of exploitation in the next 30 days.

Description

Unrestricted upload of dangerous file types in the C21 Live Encoder and Live Mosaic product, version 5.3. This vulnerability allows a remote attacker to upload different file extensions without any restrictions, resulting in a full system compromise.

Metrics

CVSS 3.1

9.8/10

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

EPSS Probability

0.67%

47.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-434

Affected Software

Vendor	Product	Versions
Cires21	Live Encoder	5.3

References

https://www.incibe.es/en/incibe-cert/notices/aviso/multiple-vulnerabilities-cires21-productsThird Party Advisory
https://www.incibe.es/en/incibe-cert/notices/aviso/multiple-vulnerabilities-cires21-productsThird Party Advisory

Timeline

Published: Jan 17, 2024
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2024-0643?

How severe is CVE-2024-0643?

CVE-2024-0643 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 0.67% probability of exploitation in the next 30 days.

How do I fix CVE-2024-0643?

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-2024-0643?

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

Scan your code now

Source: NVD / NIST