CVE-2024-0643 CRITICAL

CVE-2024-0643: Unrestricted upload of dangerous file types in C21 Live Encoder and Live Mosaic

Vendor Cires21

Product C21 Live Encoder and Live Mosaic

Weakness CWE-434 · Unrestricted file upload

Published January 17, 2024

Last update June 2, 2025

View on NVD All CVEs

CVSS base score

10.0/10

Attack vector Network

Attack complexity Low

Privileges required None

User interaction None

Confidentiality High

Integrity High

CVSS vector

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

What the vulnerability does

01Description

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.

Key dates

02Disclosure timeline

January 17, 2024 CVE published

June 2, 2025 Record updated

External resources

03References

NVD — National Vulnerability Database https://nvd.nist.gov/vuln/detail/CVE-2024-0643 CWE — Common Weakness Enumeration https://cwe.mitre.org/data/definitions/434.html

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04Related CVE

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