Description

An Improper Certificate Validation vulnerability [CWE-295] in FortiOS version 7.6.1 and below, version 7.4.7 and below may allow an EAP verified remote user to connect from FortiClient via revoked certificate.

Classification

CVE ID: CVE-2025-24471

CVSS Base Severity: MEDIUM

CVSS Base Score: 6.5

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

Affected Products

Vendor: Fortinet

Product: FortiOS

Exploit Prediction Scoring System (EPSS)

EPSS Score: 0.03% (probability of being exploited)

EPSS Percentile: 5.24% (scored less or equal to compared to others)

EPSS Date: 2025-06-19 (when was this score calculated)

Stakeholder-Specific Vulnerability Categorization (SSVC)

SSVC Exploitation: none

SSVC Technical Impact: partial

SSVC Automatable: false

References

https://nvd.nist.gov/vuln/detail/CVE-2025-24471
https://fortiguard.fortinet.com/psirt/FG-IR-24-544

Timeline