CVE-2022-40684
An authentication bypass using an alternate path or channel [CWE-288] in Fortinet FortiOS version 7.2.0 through 7.2.1 and 7.0.0 through…
- Published
- Updated
- Reserved
- Assigned by
- fortinet
Description
An authentication bypass using an alternate path or channel [CWE-288] in Fortinet FortiOS version 7.2.0 through 7.2.1 and 7.0.0 through 7.0.6, FortiProxy version 7.2.0 and version 7.0.0 through 7.0.6 and FortiSwitchManager version 7.2.0 and 7.0.0 allows an unauthenticated atttacker to perform operations on the administrative interface via specially crafted HTTP or HTTPS requests.
Exploited in the wild
CISA lists this vulnerability in its Known Exploited Vulnerabilities catalog as Fortinet Multiple Products Authentication Bypass Vulnerability.
- Added
- 11 Oct 2022
- Fix due (US federal)
- 1 Nov 2022
- Used by ransomware
- Known
Apply updates per vendor instructions.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| fortinetCNA (assigner) | 3.1 | Critical9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:F/RL:U/RC:C |
| NVDNVD · Analyzed | 3.1 | Critical9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 100.0% · top 0.1% of all CVEs (6 Nov 2026)
- CISA SSVC
- Exploitation: active · Automatable: yes · Technical impact: total
The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 9.8.
Weakness
- Execute unauthorized code or commands
- CWE-287 Improper Authentication (opens in a new tab)All about CWE-287 and its CVEs
Affected products
Fortinet · Fortinet FortiOS, FortiProxy, FortiSwitchManager
- affected FortiOS 7.2.1, 7.2.0, 7.0.6, 7.0.5, 7.0.4, 7.0.3, 7.0.2, 7.0.1, 7.0.0; FortiProxy 7.2.0, 7.0.6, 7.0.5, 7.0.4, 7.0.3, 7.0.2, 7.0.1, 7.0.0; FortiSwitchManager 7.2.0, 7.0.0
References (4)
- https://fortiguard.com/psirt/FG-IR-22-377 (opens in a new tab)x_transferred
- http://packetstormsecurity.com/files/169431/Fortinet-FortiOS-FortiProxy-FortiSwitchManager-Authentication-Bypass.html (opens in a new tab)x_transferred
- http://packetstormsecurity.com/files/171515/Fortinet-7.2.1-Authentication-Bypass.html (opens in a new tab)x_transferred
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-40684 (opens in a new tab)government-resource
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- CISA KEV catalog (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2022-40684)Record last updated .