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CVE-2020-1301

Estado: ModificadaAlta (8.8)—💥 PoC

Se presenta una vulnerabilidad de ejecución de código remota en la manera en que el servidor Microsoft Server Message Block versión 1.0 (SMBv1) maneja determinadas peticiones, también se conoce como "Windows SMB Remote Code Execution Vulnerability"

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).

💥 Exploits públicos

Hay código de explotación o plantillas de detección públicos. No es lo mismo que explotación activa confirmada (KEV), pero aumenta el riesgo: parchee con prioridad.

⚠️ Las pruebas de concepto de GitHub no están verificadas: algunas son falsas o contienen malware. No las ejecute nunca fuera de un laboratorio aislado.

Tecnologías afectadas (8)

CWE

Referencias

JSON original (NVD)

Mostrar
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  "id": "CVE-2020-1301",
  "cveTags": [],
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        "source": "nvd@nist.gov",
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          "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P",
          "authentication": "SINGLE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
        },
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        "impactScore": 6.4,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 8,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
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          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
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  "published": "2020-06-09T20:15:19.897",
  "references": [
    {
      "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1301",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "source": "secure@microsoft.com"
    },
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      "tags": [
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      "description": [
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          "value": "NVD-CWE-noinfo"
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    {
      "lang": "en",
      "value": "A remote code execution vulnerability exists in the way that the Microsoft Server Message Block 1.0 (SMBv1) server handles certain requests, aka 'Windows SMB Remote Code Execution Vulnerability'."
    },
    {
      "lang": "es",
      "value": "Se presenta una vulnerabilidad de ejecución de código remota en la manera en que el servidor Microsoft Server Message Block versión 1.0 (SMBv1) maneja determinadas peticiones, también se conoce como \"Windows SMB Remote Code Execution Vulnerability\""
    }
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  "lastModified": "2026-06-17T03:01:03.020",
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