Is CVE-2019-17659 in the CISA KEV catalog?

No. CVE-2019-17659 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2019-17659?

CVE-2019-17659 has a CVSS v3 base score of 3.7 (LOW).

What is the EPSS score for CVE-2019-17659?

CVE-2019-17659 has an EPSS score of 0.62% (46th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2019-17659?

Upgrade fortisiem to 5.2.7 or later.

CVE & CISA-KEV Catalog

CVE-2019-17659

LOW

3.7

CVSS v3

NVD

Description

A use of hard-coded cryptographic key vulnerability in FortiSIEM version 5.2.6 may allow a remote unauthenticated attacker to obtain SSH access to the supervisor as the restricted user "tunneluser" by leveraging knowledge of the private key from another installation or a firmware image.

CWE-798Hard-coded Credentials

How to fix

Remediation Available

fortisiemNVD

Affected:< 5.2.7Fixed in:5.2.7CVE-2019-17659derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityHigh

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityLow

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L

Exploit Intelligence

0.62%probability of exploitation in 30 days

46thpercentile

Moderate risk: more likely to be exploited than 46% of all known CVEs.

References

Vendor Advisory1

fortiguard.fortinet.com

Related Vulnerabilities

Other CWE-798 (Hard-coded Credentials) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2022-26138	Critical	9.8	98%	KEV	-
CVE-2024-3272	Critical	9.8	98%	KEV	-
CVE-2025-30406	Critical	9.0	94%	KEV	Fix
CVE-2024-28987	Critical	9.1	93%	KEV	Fix
CVE-2019-15976	Critical	9.8	93%	-	Fix
CVE-2024-20439	Critical	9.8	92%	KEV	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-07-15.