CVE-2020-17053

Estado: ModificadaAlta (7.5)—
Internet Explorer Memory Corruption Vulnerability
CVSS

Versión: 3.1
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Puntuación base: 7.5
Probabilidad de explotación (EPSS)

Probabilidad de explotación en los próximos 30 días: 3.17%
Percentil entre todas las CVEs puntuadas: 88
Fecha de la puntuación: 6/10/2026
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)

Microsoft — Internet Explorer
CWE

CWE-787
Referencias

JSON original (NVD)

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  "id": "CVE-2020-17053",
  "cveTags": [],
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          "vectorString": "AV:N/AC:H/Au:N/C:C/I:C/A:C",
          "authentication": "NONE",
          "integrityImpact": "COMPLETE",
          "accessComplexity": "HIGH",
          "availabilityImpact": "COMPLETE",
          "confidentialityImpact": "COMPLETE"
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        "acInsufInfo": false,
        "impactScore": 10,
        "baseSeverity": "HIGH",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 4.9,
        "obtainUserPrivilege": false,
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          "vendor": "Microsoft",
          "product": "Internet Explorer 11",
          "versions": [
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              "status": "affected",
              "version": "1.0.0",
              "lessThan": "publication",
              "versionType": "custom"
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          ],
          "platforms": [
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            "Windows 10 Version 1803 for x64-based Systems",
            "Windows 10 Version 1803 for ARM64-based Systems",
            "Windows 10 Version 1809 for 32-bit Systems",
            "Windows 10 Version 1809 for x64-based Systems",
            "Windows 10 Version 1809 for ARM64-based Systems",
            "Windows Server 2019",
            "Windows 10 Version 1909 for 32-bit Systems",
            "Windows 10 Version 1909 for x64-based Systems",
            "Windows 10 Version 1909 for ARM64-based Systems",
            "Windows 10 Version 1903 for 32-bit Systems",
            "Windows 10 Version 1903 for x64-based Systems",
            "Windows 10 Version 1903 for ARM64-based Systems",
            "Windows 10 Version 2004 for 32-bit Systems",
            "Windows 10 Version 2004 for ARM64-based Systems",
            "Windows 10 Version 2004 for x64-based Systems",
            "Windows 10 Version 20H2 for ARM64-based Systems",
            "Windows 10 Version 20H2 for 32-bit Systems"
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  ],
  "published": "2020-11-11T07:15:16.763",
  "references": [
    {
      "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-17053",
      "tags": [
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        "Vendor Advisory"
      ],
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    },
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      "tags": [
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        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-787"
        }
      ]
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  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Internet Explorer Memory Corruption Vulnerability"
    },
    {
      "lang": "es",
      "value": "Vulnerabilidad de corrupción de la memoria de Internet Explorer"
    }
  ],
  "lastModified": "2026-06-17T02:58:35.167",
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}