SB2025061110 - Man-in-the-Middle (MitM) attack in FortiOS and FortiProxy 



SB2025061110 - Man-in-the-Middle (MitM) attack in FortiOS and FortiProxy

Published: June 11, 2025 Updated: June 13, 2025

Security Bulletin ID SB2025061110
Severity
Medium
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Data manipulation

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Man-in-the-Middle (MitM) attack (CVE-ID: CVE-2024-50568)

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.


Remediation

Install update from vendor's website.