October 11, 2022 · Applied Cybernetics Group
CVE-2022-40684 — Fortinet Multiple Products
known ransomware use
Fortinet Multiple Products Authentication Bypass Vulnerability
- Added to KEV
2022-10-11- Federal due date
2022-11-01- Vendor
- Fortinet
- Product
- Multiple Products
- EPSS
- 100.0th percentile (score 0.944, as of
2026-06-08) - NVD CVSS v3.1
- —
- Ransomware use
- Known
- Upstream
- https://nvd.nist.gov/vuln/detail/CVE-2022-40684
CISA short description
Fortinet FortiOS, FortiProxy, and FortiSwitchManager contain an authentication bypass vulnerability that could allow an unauthenticated attacker to perform operations on the administrative interface via specially crafted HTTP or HTTPS requests.
Required action
Apply updates per vendor instructions.