Man-in-the-Middle (MitM) attack in FortiOS and FortiProxy - CVE-2024-50568
Published: June 11, 2025 / Updated: June 13, 2025
Vulnerability identifier: #VU111045
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2024-50568
CWE-ID: CWE-300
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Fortinet, Inc
Affected software:
FortiOS
FortiProxy
FortiOS
FortiProxy
Detailed vulnerability description
The vulnerability allows a remote non-authenticated attacker to manipulate data.
The vulnerability exists due to channel accessible by non-endpoint ('man-in-the-middle') in security fabric daemon. An unauthenticated attacker with the knowledge of device specific data can spoof the identity of a downstream device of the security fabric via crafted TCP requests.
How to mitigate CVE-2024-50568
Install update from vendor's website.