CVE-2022-22305

Name: CVE-2022-22305
Creator: NVD / NIST
Published: 2023-09-01T12:15:08.363+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.2/10EPSS 0.48%

Last modified Jun 17, 2026

CVE-2022-22305 is a medium-severity vulnerability rated 4.2/10 on the CVSS scale. An improper certificate validation vulnerability [CWE-295] in FortiManager 7.0.1 and below, 6.4.6 and below; FortiAnalyzer 7.0.2 and below, 6.4.7 and below; FortiOS 6.2.x and 6.0.x; FortiSandbox 4.0.x, 3.2.x and 3.1.x may allow a network adjacent and unauthenticated attacker to man-in-the-middle the communication between the listed products and some external peers.. EPSS estimates a 0.48% chance of exploitation in the next 30 days.

Description

An improper certificate validation vulnerability [CWE-295] in FortiManager 7.0.1 and below, 6.4.6 and below; FortiAnalyzer 7.0.2 and below, 6.4.7 and below; FortiOS 6.2.x and 6.0.x; FortiSandbox 4.0.x, 3.2.x and 3.1.x may allow a network adjacent and unauthenticated attacker to man-in-the-middle the communication between the listed products and some external peers.

Metrics

CVSS 3.1

4.2/10

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

EPSS Probability

0.48%

37.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Fortinet	Fortianalyzer	>= 6.0.0, <= 6.0.12
Fortinet	Fortianalyzer	>= 6.2.9, <= 6.4.7
Fortinet	Fortianalyzer	7.0.0
Fortinet	Fortianalyzer	7.0.1
Fortinet	Fortianalyzer	7.0.2
Fortinet	Fortimanager	>= 6.0.0, <= 6.0.12
Fortinet	Fortimanager	>= 6.2.0, <= 6.2.11
Fortinet	Fortimanager	>= 6.4.0, <= 6.4.6
Fortinet	Fortimanager	7.0.0
Fortinet	Fortimanager	7.0.1
Fortinet	Fortisandbox	>= 3.0.0, <= 3.0.7
Fortinet	Fortisandbox	>= 3.1.0, <= 3.1.5
Fortinet	Fortisandbox	>= 3.2.0, <= 3.2.4
Fortinet	Fortisandbox	3.0.1
Fortinet	Fortisandbox	4.0.0
Fortinet	Fortisandbox	4.0.1
Fortinet	Fortisandbox	4.0.2
Fortinet	Fortios	>= 5.6.10, <= 5.6.14
Fortinet	Fortios	>= 6.0.0, <= 6.0.17
Fortinet	Fortios	>= 6.2.0, <= 6.2.15

References

https://fortiguard.com/psirt/FG-IR-18-292Vendor Advisory
https://fortiguard.com/psirt/FG-IR-18-292Vendor Advisory

Timeline

Published: Sep 1, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-22305?

How severe is CVE-2022-22305?

CVE-2022-22305 has a CVSS score of 4.2/10 (MEDIUM severity). The EPSS model estimates a 0.48% probability of exploitation in the next 30 days.

How do I fix CVE-2022-22305?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-22305?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST