An improper authentication vulnerability in FortiMail before 7.0.1 may allow a remote attacker to efficiently guess one administrative account's authentication token by means of the observation of certain system's properties.

An improper input validation vulnerability in the web server CGI facilities of FortiMail before 7.0.1 may allow an unauthenticated attacker to alter the environment of the underlying script interpreter via specifically crafted HTTP requests.

An improper authentication vulnerability in FortiMail 5.4.10, 6.0.7, 6.2.2 and earlier and FortiVoiceEntreprise 6.0.0 and 6.0.1 may allow a remote unauthenticated attacker to access the system as a legitimate user by requesting a password change via the user interface.