An improper neutralization of special elements used in an os command ('OS Command Injection') [CWE-78] in FortiWeb 7.0.0 through 7.0.1, 6.3.0 through 6.3.19, 6.4 all versions may allow an authenticated attacker to execute arbitrary shell code as `root` user via crafted HTTP requests.
CWE-78, CWE-78