CVE-2025-3939 — MEDIUM (5.3)

Vulnerability Description

Observable Response Discrepancy vulnerability in Tridium Niagara Framework on Windows, Linux, QNX, Tridium Niagara Enterprise Security on Windows, Linux, QNX allows Cryptanalysis. This issue affects Niagara Framework: before 4.14.2, before 4.15.1, before 4.10.11; Niagara Enterprise Security: before 4.14.2, before 4.15.1, before 4.10.11.Tridium recommends upgrading to Niagara Framework and Enterprise Security versions 4.14.2u2, 4.15.u1, or 4.10u.11.

CVSS Score

5.3

MEDIUM

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

LOW

Integrity

NONE

Availability

NONE

Affected Products

Vendor	Product	Versions
Tridium	Niagara	4.10u10
Tridium	Niagara Enterprise Security	4.10u10
Blackberry	Qnx	-
Linux	Linux Kernel	-
Microsoft	Windows	-

Related Weaknesses (CWE)

CWE-203 CWE-204

References

https://docs.niagara-community.com/category/tech_bullPermissions Required
https://honeywell.com/us/en/product-security#security-noticesVendor Advisory

FAQ

What is CVE-2025-3939?

CVE-2025-3939 is a vulnerability with a CVSS score of 5.3 (MEDIUM). Observable Response Discrepancy vulnerability in Tridium Niagara Framework on Windows, Linux, QNX, Tridium Niagara Enterprise Security on Windows, Linux, QNX allows Cryptanalysis. This issue affects N...

How severe is CVE-2025-3939?

CVE-2025-3939 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2025-3939?

Check the references section above for vendor advisories and patch information. Affected products include: Tridium Niagara, Tridium Niagara Enterprise Security, Blackberry Qnx, Linux Linux Kernel, Microsoft Windows.