CVE-2021-24012 — Improper Certificate Validation in Fortinet Fortios

CWE-295 — Improper Certificate Validation4 documents4 sources

Severity

7.3HIGHNVD

CNA6.5

EPSS

0.2%

top 56.88%

CISA KEV

Not in KEV

Exploit

No known exploits

Affected products

Fortinet Fortios Fortinet Fortios

Timeline

PublishedJun 2

Latest updateMay 24

Description

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.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:LExploitability: 3.9 | Impact: 3.4

Affected Packages2 packages

▶NVDfortinet/fortios6.4.0 — 6.4.5

▶CVEListV5fortinet/fortinet_fortiosFortiOS 6.4.0 to 6.4.4

🔴Vulnerability Details

GHSA

GHSA-2fg7-gvqp-mhcc: An improper following of a certificate's chain of trust vulnerability in FortiGate versions 6↗2022-05-24

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CVEList

CVE-2021-24012: An improper following of a certificate's chain of trust vulnerability in FortiGate versions 6↗2021-06-02

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📋Vendor Advisories

Fortinet

An improper following of a certificate's chain of trust vulnerability in FortiGate versions 6.4.0 to 6.4.4 may allow an...↗2021-06-02

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