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CVE-2020-9464

Estado: ModificadaAlta (7.5)—

Se presenta una vulnerabilidad de Denegación de Servicio en BECKHOFF Ethernet TCP/IP Bus Coupler BK9000. Después de que un ataque ha ocurrido, la funcionalidad del dispositivo puede ser restaurada mediante el reinicio.

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)

Beckhoff — Bk9000 Firmware

CWE

Referencias

JSON original (NVD)

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  "id": "CVE-2020-9464",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
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        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
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          "baseScore": 7.8,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:C",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "LOW",
          "availabilityImpact": "COMPLETE",
          "confidentialityImpact": "NONE"
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        "acInsufInfo": false,
        "impactScore": 6.9,
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        "obtainAllPrivilege": false,
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        "obtainUserPrivilege": false,
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          "attackVector": "NETWORK",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "NONE"
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        "impactScore": 3.6,
        "exploitabilityScore": 3.9
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  "affected": [
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      "affectedData": [
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  "published": "2020-03-12T14:15:21.863",
  "references": [
    {
      "url": "https://cert.vde.com/en-us/advisories/vde-2020-005",
      "tags": [
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      "source": "cve@mitre.org"
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    {
      "url": "https://cert.vde.com/en-us/advisories/vde-2020-005",
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  "vulnStatus": "Modified",
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    },
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    }
  ],
  "lastModified": "2026-06-17T03:27:59.730",
  "configurations": [
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