Description
A channel accessible by non-endpoint vulnerability [CWE-300] in Fortinet FortiOS version 7.4.0 through 7.4.3, 7.2.0 through 7.2.7 and before 7.0.14 & FortiProxy version 7.4.0 through 7.4.3, 7.2.0 through 7.2.9 and before 7.0.16 allows an unauthenticated attacker with the knowledge of device specific data to spoof the identity of a downstream device of the security fabric via crafted TCP requests.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Fortinet | FortiOS | 7.4.0 – ≤ 7.4.3, 7.2.0 – ≤ 7.2.7, 7.0.0 – ≤ 7.0.14, 6.4.2 – ≤ 6.4.16 | — |
| Fortinet | FortiProxy | 7.4.0 – ≤ 7.4.3, 7.2.0 – ≤ 7.2.9, 7.0.0 – ≤ 7.0.16 | — |
Advisories 4
- ICSA-24-193-02 Siemens RUGGEDCOM APE 1808 CISA ICS & IT advisories · Jan 14, 2026
- SSA-698820 SSA-698820: Multiple Vulnerabilities in Fortigate NGFW Before V7.4.4 on RUGGEDCOM APE1808 Devices Siemens ProductCERT · Jan 13, 2026
- NCSC-2025-0192 Kwetsbaarheden verholpen in Fortinet FortiOS NCSC-NL (Netherlands) · Jun 12, 2025
- WID-SEC-2025-1295 Fortinet FortiOS und FortiProxy: Mehrere Schwachstellen BSI CERT-Bund (WID) · Jun 10, 2025