PSIRT Advisories

FortiAuthenticator - Command injection in CLI


An improper neutralization of special elements used in an OS command vulnerability [CWE-78]  in the command line interpreter of FortiAuthenticator may allow an authenticated attacker to execute unauthorized commands via specifically crafted arguments to existing commands.

Affected Products

FortiAuthenticator 6.3.0 and below.
FortiAuthenticator 6.2.1 and below.
FortiAuthenticator 6.2.0 and below.


Upgrade to FortiAuthenticator 6.4.0 or above.
Upgrade to FortiAuthenticator 6.3.1 or above.


Internally discovered and reported by Giuseppe Cocomazzi of Fortinet Product Security team.