CVE-2019-6693
Fortinet FortiOS Use of Hard-Coded Credentials Vul - [Actively Exploited]
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).
INFO
Published Date :
Nov. 21, 2019, 4:15 p.m.
Last Modified :
June 26, 2025, 7:31 p.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
3.6
Exploitability Score :
2.8
CISA KEV (Known Exploited Vulnerabilities)
For the benefit of the cybersecurity community and network defenders—and to help every organization better manage vulnerabilities and keep pace with threat activity—CISA maintains the authoritative source of vulnerabilities that have been exploited in the wild.
Fortinet FortiOS contains a use of hard-coded credentials vulnerability that could allow an attacker to cipher sensitive data in FortiOS configuration backup file via knowledge of the hard-coded key.
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
https://fortiguard.com/advisory/FG-IR-19-007 ; https://nvd.nist.gov/vuln/detail/CVE-2019-6693
Public PoC/Exploit Available at Github
CVE-2019-6693 has a 4 public PoC/Exploit available at Github.
Go to the Public Exploits tab to see the list.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2019-6693.
| URL | Resource |
|---|---|
| https://fortiguard.com/advisory/FG-IR-19-007 | Mitigation Vendor Advisory |
| https://fortiguard.com/advisory/FG-IR-19-007 | Mitigation Vendor Advisory |
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
An authorized remote user with access or knowledge of the standard encryption key can gain access and decrypt the FortiOS backup files and all non-administator passwords, private keys and High Availability passwords.
Python
Decrypt reversible secrets encrypted using the default hardcoded key related to CVE-2020-9289 on FortiAnalyzer/FortiManager (the only difference with CVE-2019-6693 is the encryption routine).
Python
Decrypt FortiGate configuration secrets
Python
General Security Scripts
Python Shell Lua
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2019-6693 vulnerability anywhere in the article.
-
Cyber Security News
CISA Warns of FortiOS Hard-Coded Credentials Vulnerability Exploited in Attacks
CISA has issued a critical warning regarding a Fortinet FortiOS vulnerability that poses significant risks to network security infrastructure. On June 25, 2025, CISA added CVE-2019-6693 to its Known E ... Read more
-
The Hacker News
CISA Adds 3 Flaws to KEV Catalog, Impacting AMI MegaRAC, D-Link, Fortinet
Vulnerability / Firmware Security The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Wednesday added three security flaws, each impacting AMI MegaRAC, D-Link DIR-859 router, and Forti ... Read more
-
TheCyberThrone
CISA Catalog Update-June 25, 2025
Skip to content🔍 Executive SummaryThe U.S. Cybersecurity and Infrastructure Security Agency (CISA) has issued an urgent update to its Known Exploited Vulnerabilities (KEV) Catalog, highlighting three ... Read more
The following table lists the changes that have been made to the
CVE-2019-6693 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
Modified Analysis by [email protected]
Jun. 26, 2025
Action Type Old Value New Value -
CVE CISA KEV Update by 9119a7d8-5eab-497f-8521-727c672e3725
Jun. 26, 2025
Action Type Old Value New Value Added Date Added 2025-06-25 Added Due Date 2025-07-16 Added Required Action Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable. Added Vulnerability Name Fortinet FortiOS Use of Hard-Coded Credentials Vulnerability -
CVE Modified by af854a3a-2127-422b-91ae-364da2661108
Nov. 21, 2024
Action Type Old Value New Value Added Reference https://fortiguard.com/advisory/FG-IR-19-007 -
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
Initial Analysis by [email protected]
Nov. 27, 2019
Action Type Old Value New Value Added CVSS V2 NIST (AV:N/AC:L/Au:S/C:P/I:N/A:N) Added CVSS V3.1 NIST AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N Changed Reference Type https://fortiguard.com/advisory/FG-IR-19-007 No Types Assigned https://fortiguard.com/advisory/FG-IR-19-007 Mitigation, Vendor Advisory Added CWE NIST CWE-798 Added CPE Configuration OR *cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:* versions up to (including) 5.6.10 *cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:* versions from (including) 6.0.0 up to (including) 6.0.6 *cpe:2.3:o:fortinet:fortios:6.2.0:*:*:*:*:*:*:*
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2019-6693 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2019-6693
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
76.49 }} 48.26%
score
0.98872
percentile