What’s Vulnerable › Vulnerabilities
CVE-2021-36169
- Severity: medium (CVSS 6.0 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.3% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2021-12-13 · updated 2026-06-17
Description
A Hidden Functionality in Fortinet FortiOS 7.x before 7.0.1, FortiOS 6.4.x before 6.4.7 allows attacker to Execute unauthorized code or commands via specific hex read/write operations.
Affected products
- Fortinet FortiOS (FortiGate): from 5.6.0 through 5.6.14; from 6.0.0 through 6.0.14; from 6.2.0 before 6.2.10; from 6.4.0 before 6.4.7; 7.0.0 — fixed in 6.2.10, 6.4.7
How to fix
Upgrade to a fixed version: Fortinet FortiOS (FortiGate) 6.2.10, 6.4.7. Check the vendor advisory for mitigations.
References
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