What’s Vulnerable › Vulnerabilities

CVE-2021-44171

• Severity: high (CVSS 8.0 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-10-10 · updated 2026-06-17
• Weakness: CWE-78

Description

A improper neutralization of special elements used in an os command ('os command injection') in Fortinet FortiOS version 6.0.0 through 6.0.14, FortiOS version 6.2.0 through 6.2.10, FortiOS version 6.4.0 through 6.4.8, FortiOS version 7.0.0 through 7.0.3 allows attacker to execute privileged commands on a linked FortiSwitch via diagnostic CLI commands.

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 through 6.4.8; from 7.0.0 through 7.0.3

References

• https://fortiguard.com/psirt/FG-IR-21-242
• https://fortiguard.com/psirt/FG-IR-21-242

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