CVE-2020-12812: Fortinet FortiOS SSL VPN Improper Authentication Vulnerability
High · CVSS 7.5 (CVSS 3.1)KEV known exploitedEPSS 45.4%, 99th percentilePublished Updated Assigner: fortinet
In CISA’s Known Exploited Vulnerabilities catalog: Fortinet FortiOS SSL VPN Improper Authentication Vulnerability.
Added , federal remediation due . Known ransomware use: Known.
Required action: Apply updates per vendor instructions.
Description
An improper authentication vulnerability in SSL VPN in FortiOS 6.4.0, 6.2.0 to 6.2.3, 6.0.9 and below may result in a user being able to log in successfully without being prompted for the second factor of authentication (FortiToken) if they changed the case of their username.
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Status incidents that name it
No tracked status incident names this CVE.
Affected vendors and products
Fortinet FortiOS
References
- CVE record on cve.org (opens in new tab)
- NVD entry (opens in new tab)
- fortiguard.com/psirt/FG-IR-19-283 (opens in new tab)
- CVE records from the CVE Program (cve.org). CVE® is a registered trademark of The MITRE Corporation. (opens in new tab)
- This product uses data from the NVD API but is not endorsed or certified by the NVD. (opens in new tab)
- Known Exploited Vulnerabilities catalog from CISA. (opens in new tab)
- EPSS scores from FIRST (Exploit Prediction Scoring System). (opens in new tab)