What is CVE-2024-0642?

CVE-2024-0642 is a critical-severity vulnerability in Cires21 C21 Live Encoder And Mosaic, classified under Improper Access Control. CVSS score: 9.8/10. Published 2024-01-17.

How severe is CVE-2024-0642?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Vulnerability in Cires21 C21 Live Encoder And Mosaic

CVE-2024-0642

Inadequate access control in the C21 Live Encoder and Live Mosaic product, version 5.3. This vulnerability allows a remote attacker to access the application as an administrator user through the application endpoint, due to lack of proper credential management.

Published 2024-01-17 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.006 (48.3th percentile), scored 2026-10-02.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 48th percentile — 48.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000

Affected products

Cires21 C21 Live Encoder And Mosaic — versions 5.3
Cires21 Live Encoder — versions 5.3

Weakness classification (CWE)

CWE-284 — Improper Access Control

References

www.incibe.es/en/incibe-cert/notices/aviso/multiple-vulnerabilities-cires21-pro… (Third Party Advisory)

Frequently asked questions

What is CVE-2024-0642?: CVE-2024-0642 is a critical-severity vulnerability in Cires21 C21 Live Encoder And Mosaic, classified under Improper Access Control. CVSS score: 9.8/10. Published 2024-01-17.
How severe is CVE-2024-0642?: Critical severity. CVSS v3 base score is 9.8 out of 10.