CVE-2019-6693

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).

Score

CVSS 3.1 6.5 Medium

Status

Analyzed - psirt@fortinet.com

Published

2019-11-21

Last modified

2026-08-04

Known exploited (CISA KEV)

since 2025-06-25, action due 2025-07-16: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Weaknesses

CWE-798

Affected products

• Fortigate (Fortinet)
• Fortios (Fortinet)

References

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