Improper certificate validation in Fortinet, Inc products - CVE-2022-45856
Published: September 10, 2024
Vulnerability identifier: #VU97116
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2022-45856
CWE-ID: CWE-295
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Fortinet, Inc
Affected software:
Fortinet FortiClient for Windows
FortiClient (macOS)
FortiClient (Linux)
FortiClient (Android)
FortiClient (iOS)
Fortinet FortiClient for Windows
FortiClient (macOS)
FortiClient (Linux)
FortiClient (Android)
FortiClient (iOS)
Detailed vulnerability description
The vulnerability allows a remote attacker to perform MitM attack.
The vulnerability exists due to improper validation of client-side certificates in SAML SSO feature. A remote attacker can perform MitM attack between the FortiClient and both the service provider and the identity provider.
How to mitigate CVE-2022-45856
Install updates from vendor's website.