Firetruck

CVE-2020-12812

KEV · Ransomware
Updated Oct 1, 2026 · PUBLISHED
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Description

Fortinet FortiOS SSL VPN contains an improper authentication vulnerability that may allow a user to login successfully without being prompted for the second factor of authentication (FortiToken) if they change the case in their username.

Full record on cve.org →

Affected packages

PackageVendor / ProductVersion rangeStatus
Fortinet FortiOSn/a / Fortinet FortiOSFortiOS 6.4.0, 6.2.0 to 6.2.3, 6.0.9 and belowaffected