A authentication bypass using an alternate path or channel in Fortinet FortiClientWindows version 7.4.0, versions 7.2.4 through 7.2.0, versions 7.0.12 through 7.0.0, and 6.4.10 through 6.4.0 allows low privilege attacker to execute arbitrary code with high privilege via spoofed named pipe messages.

A privilege context switching error vulnerability [CWE-270] in FortiClient Windows version 7.2.4 and below, version 7.0.12 and below, 6.4 all versions may allow an authenticated user to escalate their privileges via lua auto patch scripts.

A untrusted search path in Fortinet FortiClientWindows versions 7.4.0, versions 7.2.4 through 7.2.0, versions 7.0.12 through 7.0.0 allows an attacker to run arbitrary code via DLL hijacking and social engineering.

AAn improper certificate validation vulnerability [CWE-295] in FortiClientWindows 7.2.0 through 7.2.2, 7.0.0 through 7.0.11, FortiClientLinux 7.2.0, 7.0.0 through 7.0.11 and FortiClientMac 7.0.0 through 7.0.11, 7.2.0 through 7.2.4 may allow a remote and unauthenticated attacker to perform a Man-in-the-Middle attack on the communication channel between the FortiGate and the FortiClient during the ZTNA tunnel creation

An exposure of sensitive information to an unauthorized actor vulnerability [CWE-200] in FortiClient for Windows 7.2.0, 7.0 all versions, 6.4 all versions, 6.2 all versions, Linux 7.2.0, 7.0 all versions, 6.4 all versions, 6.2 all versions and Mac 7.2.0 through 7.2.1, 7.0 all versions, 6.4 all versions, 6.2 all versions, may allow a local authenticated attacker with no Administrative privileges to retrieve the list of files or folders excluded from malware scanning.

A use of hard-coded credentials vulnerability in Fortinet FortiClient Windows 7.0.0 - 7.0.9 and 7.2.0 - 7.2.1 allows an attacker to bypass system protections via the use of static credentials.