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CVE-2023-39457

Estado: AnalizadaCrítica (9.8)—

Triangle MicroWorks SCADA Data Gateway Missing Authentication Vulnerability. This vulnerability allows remote attackers to bypass authentication on affected installations of Triangle MicroWorks SCADA Data Gateway. Authentication is not required to exploit this vulnerability.

The specific flaw exists due to the lack of user authentication. The issue results from missing authentication in the default system configuration. An attacker can leverage this vulnerability to execute arbitrary code in the context of root. Was ZDI-CAN-20501.

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (1)

Trianglemicroworks — Scada Data Gateway

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2023-39457",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
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        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2023-39457",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2024-05-08T17:18:26.342775Z"
        }
      }
    ],
    "cvssMetricV30": [
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        "type": "Secondary",
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        "cvssData": {
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          "baseScore": 9.8,
          "attackVector": "NETWORK",
          "baseSeverity": "CRITICAL",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
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        "impactScore": 5.9,
        "exploitabilityScore": 3.9
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  "affected": [
    {
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      "affectedData": [
        {
          "vendor": "Triangle MicroWorks",
          "product": "SCADA Data Gateway",
          "versions": [
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              "version": "5.1.3.20324"
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  "published": "2024-05-03T03:15:10.647",
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      "tags": [
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      "tags": [
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  "vulnStatus": "Analyzed",
  "weaknesses": [
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      "source": "zdi-disclosures@trendmicro.com",
      "description": [
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          "value": "CWE-306"
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  "descriptions": [
    {
      "lang": "en",
      "value": "Triangle MicroWorks SCADA Data Gateway Missing Authentication Vulnerability. This vulnerability allows remote attackers to bypass authentication on affected installations of Triangle MicroWorks SCADA Data Gateway. Authentication is not required to exploit this vulnerability.\n\nThe specific flaw exists due to the lack of user authentication. The issue results from missing authentication in the default system configuration. An attacker can leverage this vulnerability to execute arbitrary code in the context of root. Was ZDI-CAN-20501."
    },
    {
      "lang": "es",
      "value": "Vulnerabilidad de autenticación faltante en la puerta de enlace de datos SCADA de Triangle MicroWorks. Esta vulnerabilidad permite a atacantes remotos evitar la autenticación en las instalaciones afectadas de Triangle MicroWorks SCADA Data Gateway. No se requiere autenticación para aprovechar esta vulnerabilidad. La falla específica existe debido a la falta de autenticación del usuario. El problema se debe a la falta de autenticación en la configuración predeterminada del sistema. Un atacante puede aprovechar esta vulnerabilidad para ejecutar código arbitrario en el contexto de la raíz. Era ZDI-CAN-20501."
    }
  ],
  "lastModified": "2026-06-17T06:12:22.250",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
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              "criteria": "cpe:2.3:a:trianglemicroworks:scada_data_gateway:5.1.3.20324:*:*:*:*:*:*:*",
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  "sourceIdentifier": "zdi-disclosures@trendmicro.com"
}