CVE-2021-24012

7.3 highEPSS 0.5%

High (7.3) in fortinet fortios. EPSS 0.5% chance of exploitation in the next 30 days.

An improper following of a certificate's chain of trust vulnerability in FortiGate versions 6.4.0 to 6.4.4 may allow an LDAP user to connect to SSLVPN with any certificate that is signed by a trusted Certificate Authority.

Severity

CVSS 3.1

7.3 high

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

EPSS: 0.5% chance of exploitation in the next 30 days; higher than 41% of CVEs (scores of 2026-10-31)
CWE: CWE-295
Published: 2021-06-02
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

fortinet:fortios

References

https://fortiguard.com/advisory/FG-IR-21-018
https://fortiguard.com/advisory/FG-IR-21-018

Check your stack JSON