An improper input validation vulnerability in FortiOS 6.2.1, 6.2.0, 6.0.8 and below until 5.4.0 under admin webUI may allow an attacker to perform an URL redirect attack via a specifically crafted request to the admin initial password change webpage.
An Insufficient Entropy in PRNG vulnerability in Fortinet FortiOS 6.2.1, 6.2.0, 6.0.8 and below for device not enable hardware TRNG token and models not support builtin TRNG seed allows attacker to theoretically recover the long term ECDSA secret in a TLS client with a RSA handshake and mutual ECDSA authentication via the help of flush+reload side channel attacks in FortiGate VM models only.
An information exposure vulnerability in FortiOS 6.2.3, 6.2.0 and below may allow an unauthenticated attacker to gain platform information such as version, models, via parsing a JavaScript file through admin webUI.