Vulnerability · Published May 22, 2025 · Assigned by Honeywell

CVE-2025-3939Observable Response Discrepancy

Medium 5.3

In plain English

A medium-severity security flaw in Niagara Enterprise Security from Tridium. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 26% of all known vulnerabilities).

Severity (CVSS 3.1)5.3Medium

Exploit odds (30 days)0.3%top 73.8% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official 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.

Affected products (as reported)

Vendor	Product	Versions
Tridium	Niagara Framework	0 – before 4.14.20 – before 4.15.10 – before 4.10.11
Tridium	Niagara Enterprise Security	0 – before 4.14.20 – before 4.15.10 – before 4.10.11

Weakness: CWE-204 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

References

https://honeywell.com/us/en/product-security#security-notices vendor-advisory
https://docs.niagara-community.com/category/tech_bull vendor-advisory