What’s Vulnerable › Vulnerabilities

CVE-2019-6693: Fortinet FortiOS Use of Hard-Coded Credentials Vulnerability

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: yes — in CISA KEV since 2025-06-25
• EPSS: 6.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2019-11-21 · updated 2026-08-04
• Weakness: CWE-798

Description

Use of a hard-coded cryptographic key to cipher sensitive data in FortiOS configuration backup file may allow an attacker with access to the backup file to decipher the sensitive data, via knowledge of the hard-coded key. The aforementioned sensitive data includes users' passwords (except the administrator's password), private keys' passphrases and High Availability password (when set).

Affected products

• Fortinet FortiOS (FortiGate): through 5.6.10; from 6.0.0 through 6.0.6; 6.2.0

References

• https://fortiguard.com/advisory/FG-IR-19-007
• https://fortiguard.com/advisory/FG-IR-19-007
• https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2019-6693

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