SB2025061110 - Man-in-the-Middle (MitM) attack in FortiOS and FortiProxy
Published: June 11, 2025 Updated: June 13, 2025
Security Bulletin ID
SB2025061110
CSH Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Man-in-the-Middle (MitM) attack (CVE-ID: CVE-2024-50568)
CWE-ID: CWE-300 - Channel Accessible by Non-Endpoint ('Man-in-the-Middle')
CVSSv4: 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
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.