Improper Authentication in FortiMail - CVE-2023-47539
Published: December 15, 2023
Vulnerability identifier: #VU84450
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2023-47539
CWE-ID: CWE-287
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Fortinet, Inc
Affected software:
FortiMail
FortiMail
Detailed vulnerability description
The vulnerability allows a remote attacker to bypass authentication process.
The vulnerability exists due to an error when processing HTTP requests in FortiMail configured with RADIUS authentication and remote_wildcard enabled. A remote non-authenticated attacker can bypass authentication process and login as administrator.
How to mitigate CVE-2023-47539
Install updates from vendor's website.