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.
Fortinet FortiOS | Apple iOS
Exploit
CVE-2021-44171
NVD
Update to v6.0.0 | Fortinet PSIRT Advisory