CVE-2022-40684
Fortinet Multiple Products Authentication Bypass Vulnerability
Does this matter?
Known to be exploited in the wild (CISA KEV, CISA remediation deadline 1 November 2022). Treat as an emergency change: patch or isolate now, then hunt for prior compromise.
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.
- CVSS 3.1
- 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 99.98% probability · 100th percentile
- CISA KEV
- Listed 11 October 2022 · due 1 November 2022 · used in ransomware campaigns
- Weakness
- CWE-287
- Affected
- fortinet/fortiproxy · fortinet/fortiswitchmanager · fortinet/fortios
- Source
- psirt@fortinet.com
CISA notes
Apply updates per vendor instructions. https://www.fortiguard.com/psirt/FG-IR-22-377; https://nvd.nist.gov/vuln/detail/CVE-2022-40684
References
- http://packetstormsecurity.com/files/169431/Fortinet-FortiOS-FortiProxy-FortiSwitchManager-Authentication-Bypass.htmlExploit, Third Party Advisory, VDB Entry
- http://packetstormsecurity.com/files/171515/Fortinet-7.2.1-Authentication-Bypass.htmlExploit, Third Party Advisory, VDB Entry
- https://fortiguard.com/psirt/FG-IR-22-377Mitigation, Vendor Advisory
- http://packetstormsecurity.com/files/169431/Fortinet-FortiOS-FortiProxy-FortiSwitchManager-Authentication-Bypass.htmlExploit, Third Party Advisory, VDB Entry
- http://packetstormsecurity.com/files/171515/Fortinet-7.2.1-Authentication-Bypass.htmlExploit, Third Party Advisory, VDB Entry
- https://fortiguard.com/psirt/FG-IR-22-377Mitigation, Vendor Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-40684US Government Resource
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.