What’s Vulnerable › Vulnerabilities
CVE-2022-22306
- Severity: medium (CVSS 5.3 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.2% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2022-05-24 · updated 2026-06-17
- Weakness: CWE-295
Description
An improper certificate validation vulnerability [CWE-295] in FortiOS 6.0.0 through 6.0.14, 6.2.0 through 6.2.10, 6.4.0 through 6.4.8, 7.0.0 may allow a network adjacent and unauthenticated attacker to man-in-the-middle the communication between the FortiGate and some peers such as private SDNs and external cloud platforms.
Affected products
- Fortinet FortiOS (FortiGate): from 6.0.0 through 6.0.14; from 6.2.0 through 6.2.10; from 6.4.0 before 6.4.9; 7.0.0 — fixed in 6.4.9
How to fix
Upgrade to a fixed version: Fortinet FortiOS (FortiGate) 6.4.9. Check the vendor advisory for mitigations.
References
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