A improper privilege management in Fortinet FortiNAC version 9.4.0 through 9.4.1, FortiNAC version 9.2.0 through 9.2.6, FortiNAC version 9.1.0 through 9.1.8, FortiNAC all versions 8.8, FortiNAC all versions 8.7, FortiNAC all versions 8.6, FortiNAC all versions 8.5, FortiNAC version 8.3.7 allows attacker to escalation of privilege via specially crafted commands.

A weak authentication vulnerability [CWE-1390] in FortiNAC-F version 7.2.0, FortiNAC version 9.4.2 and below, 9.2 all versions, 9.1 all versions, 8.8 all versions, 8.7 all versions in device registration page may allow an unauthenticated attacker to perform password spraying attacks with an increased chance of success.

An improper permissions, privileges, and access controls vulnerability [CWE-264] in FortiNAC-F 7.2.0, FortiNAC 9.4.1 and below, 9.2.6 and below, 9.1.8 and below, 8.8.0 all versions 8.7.0 all versions may allow an unauthenticated attacker to perform a DoS attack on the device via client-secure renegotiation.