{"id":"CVE-2025-3939","aliases":["EUVD-2025-16123","GHSA-6hrx-7mgg-5cvp"],"status":"published","title":"Observable Response Discrepancy","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.","severity":{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00329,"percentile":0.26288,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-203","CWE-204"],"published":"2025-05-22T12:33:48Z","modified":"2026-06-17T09:20:57Z","products":[{"vendor":"tridium","product":"niagara"},{"vendor":"tridium","product":"niagara enterprise security"},{"vendor":"tridium","product":"niagara framework"},{"vendor":"tridium","product":"niagara_enterprise_security"}],"references":[{"url":"https://honeywell.com/us/en/product-security#security-notices","tags":["vendor-advisory","Vendor Advisory"]},{"url":"https://docs.niagara-community.com/category/tech_bull","tags":["vendor-advisory","Permissions Required"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-3939"},{"url":"https://github.com/advisories/GHSA-6hrx-7mgg-5cvp"}],"sources":{"cve":[{"id":"CVE-2025-3939","title":"Observable Response Discrepancy","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.","status":"published","published":"2025-05-22T12:33:48.25Z","modified":"2025-05-22T14:02:22.839Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-204"],"updated_at":"2026-11-02T14:32:39.039362Z"}],"euvd":[{"id":"EUVD-2025-16123","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.","status":"published","published":"2025-05-22T12:33:48Z","modified":"2025-05-22T14:02:22Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T20:32:40.629205Z"}],"ghsa":[{"id":"GHSA-6hrx-7mgg-5cvp","title":"Observable Response Discrepancy vulnerability in Tridium Niagara Framework on Windows, Linux, QNX...","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.","status":"published","published":"2025-05-22T15:34:49Z","modified":"2025-06-04T21:31:10Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium"}],"cwes":["CWE-203","CWE-204"],"updated_at":"2026-11-02T15:02:34.475579Z"}],"nvd":[{"id":"CVE-2025-3939","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.","status":"published","published":"2025-05-22T13:15:56.723Z","modified":"2026-06-17T09:20:57.82Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"secondary"},{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-204","CWE-203"],"updated_at":"2026-11-02T14:11:09.562272Z"}]}}