Is CVE-2024-12839 in the CISA KEV catalog?

No. CVE-2024-12839 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2024-12839?

CVE-2024-12839 has a CVSS v3 base score of 8.8 (HIGH).

What is the EPSS score for CVE-2024-12839?

CVE-2024-12839 has an EPSS score of 0.68% (47th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2024-12839

HIGH

8.8

CVSS v3

NVD

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.

CWE-294

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

0.68%probability of exploitation in 30 days

47thpercentile

Moderate risk: more likely to be exploited than 47% of all known CVEs.

References

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-12-31.