CVE-2024-12839

Name: CVE-2024-12839
Creator: NVD / NIST
Published: 2024-12-31T02:15:06.11+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 0.68%

Last modified Jun 17, 2026

CVE-2024-12839 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. The login mechanism via device authentication of CGFIDO from Changing Information Technology has an Authentication Bypass vulnerability. If a user visits a forged website, the agent program deployed on their device will send an authentication signature to the website. EPSS estimates a 0.68% chance of exploitation in the next 30 days.

Description

The login mechanism via device authentication of CGFIDO from Changing Information Technology has an Authentication Bypass vulnerability. If a user visits a forged website, the agent program deployed on their device will send an authentication signature to the website. An unauthenticated remote attacker who obtains this signature can use it to log into the system with any device.

Metrics

CVSS 3.1

8.8/10

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

EPSS Probability

0.68%

47.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-294

References

Timeline

Published: Dec 31, 2024
Last Modified: Jun 17, 2026
Status: Deferred

Frequently Asked Questions

What is CVE-2024-12839?

How severe is CVE-2024-12839?

CVE-2024-12839 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 0.68% probability of exploitation in the next 30 days.

How do I fix CVE-2024-12839?

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-2024-12839?

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

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Source: NVD / NIST