What is CVE-2024-12839?

CVE-2024-12839 is a high-severity vulnerability in Changing Information Technology Cgfido, classified under Authentication Bypass by Capture-replay. CVSS score: 8.8/10. Published 2024-12-31.

How severe is CVE-2024-12839?

High severity. CVSS v3 base score is 8.8 out of 10.

Vulnerability in Changing Information Technology Cgfido

CVE-2024-12839

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.

EPSS: 0.007 (49.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Changing Information Technology Cgfido — versions 0

Weakness classification (CWE)

CWE-294 — Authentication Bypass by Capture-replay

References

twcert@cert.org.tw (third-party-advisory)
twcert@cert.org.tw (third-party-advisory)

Frequently asked questions

What is CVE-2024-12839?: CVE-2024-12839 is a high-severity vulnerability in Changing Information Technology Cgfido, classified under Authentication Bypass by Capture-replay. CVSS score: 8.8/10. Published 2024-12-31.
How severe is CVE-2024-12839?: High severity. CVSS v3 base score is 8.8 out of 10.