A channel accessible by non-endpoint vulnerability [CWE-300] in Fortinet FortiOS version 7.4.0 through 7.4.3, 7.2.0 through 7.2.7 and before 7.0.14 & FortiProxy version 7.4.0 through 7.4.3, 7.2.0 through 7.2.9 and before 7.0.16 allows an unauthenticated attacker with the knowledge of device specific data to spoof the identity of a downstream device of the security fabric via crafted TCP requests.

A channel accessible by non-endpoint vulnerability [CWE-300] in FortiOS & FortiProxy may allow an unauthenticated attacker with the knowledge of device specific data to spoof the identity of a downstream device of the security fabric via crafted TCP requests.

An improper authentication vulnerability [CWE-287] in FortiManager, FortiOS, FortiPAM, FortiPortal, FortiProxy and FortiSwitchManager fgfmd daemon may allow an unauthenticated attacker to inject (but not receive) packets in tunnels established between a FortiManager and the targeted device.

An improper neutralization of special elements in output used by a downstream component ('Injection') vulnerability [CWE-74] in FortiOS and FortiProxy SSL-VPN web user interface may allow a remote unauthenticated attacker to perform phishing attempts via crafted requests.

An improper neutralization of input during web page Generation vulnerability [CWE-79] in FortiOS and FortiProxy's web SSL VPN UI may allow a remote unauthenticated attacker to perform a Cross-Site Scripting attack via social engineering the targeted user into bookmarking a malicious samba server, then opening the bookmark.