vulnerability
Fortinet FortiClient: CVE-2021-41028: Telemetry protocol is vulnerable to a MitM Vulnerability
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 5 | (AV:A/AC:M/Au:N/C:P/I:P/A:P) | Dec 7, 2021 | Jun 25, 2025 | Nov 10, 2025 |
Severity
5
CVSS
(AV:A/AC:M/Au:N/C:P/I:P/A:P)
Published
Dec 7, 2021
Added
Jun 25, 2025
Modified
Nov 10, 2025
Description
A combination of a use of hard-coded cryptographic key vulnerability [CWE-321] in FortiClientEMS and an improper certificate validation vulnerability [CWE-297] in FortiClientWindows, FortiClientLinux and FortiClientMac may allow an unauthenticated and network adjacent attacker to perform a man-in-the-middle attack between the EMS and the FCT via the telemetry protocol.
Solution
fortinet-forticlient-upgrade-latest
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