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CVE-2025-3939

Status: AnalyzedMedium (5.3)—

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

Exploitation probability (EPSS)

EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).

Affected technologies (2)

Tridium — NiagaraTridium — Niagara Enterprise Security

CWEs

References

Raw JSON (NVD)

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              "automatable": "yes"
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              "technicalImpact": "partial"
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          "version": "2.0.3",
          "timestamp": "2025-05-22T14:01:37.287802Z"
        }
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          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "LOW"
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  "published": "2025-05-22T13:15:56.723",
  "references": [
    {
      "url": "https://docs.niagara-community.com/category/tech_bull",
      "tags": [
        "Permissions Required"
      ],
      "source": "psirt@honeywell.com"
    },
    {
      "url": "https://honeywell.com/us/en/product-security#security-notices",
      "tags": [
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      "source": "psirt@honeywell.com"
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  ],
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  "weaknesses": [
    {
      "type": "Secondary",
      "source": "psirt@honeywell.com",
      "description": [
        {
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          "value": "CWE-204"
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      ]
    },
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
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  ],
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      "value": "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."
    },
    {
      "lang": "es",
      "value": "Vulnerabilidad de discrepancia de respuesta observable en Tridium Niagara Framework para Windows, Linux y QNX, Tridium Niagara Enterprise Security para Windows, Linux y QNX permite el criptoanálisis. Este problema afecta a Niagara Framework: versiones anteriores a la 4.14.2, 4.15.1 y 4.10.11; Niagara Enterprise Security: versiones anteriores a la 4.14.2, 4.15.1 y 4.10.11. Tridium recomienda actualizar a las versiones 4.14.2u2, 4.15.u1 o 4.10u.11 de Niagara Framework y Enterprise Security."
    }
  ],
  "lastModified": "2026-06-17T09:20:57.820",
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