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CVE-2019-0794

Estado: ModificadaAlta (8.8)—

Existe una vulnerabilidad de ejecución de código remota cuando la automatización OLE maneja inapropiadamente objetos en la memoria, también se conoce como “OLE Automation 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).

Tecnologías afectadas (8)

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2019-0794",
  "cveTags": [],
  "metrics": {
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        "type": "Primary",
        "source": "nvd@nist.gov",
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          "baseScore": 9.3,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:M/Au:N/C:C/I:C/A:C",
          "authentication": "NONE",
          "integrityImpact": "COMPLETE",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "COMPLETE",
          "confidentialityImpact": "COMPLETE"
        },
        "acInsufInfo": false,
        "impactScore": 10,
        "baseSeverity": "HIGH",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 8.6,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": true
      }
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    "cvssMetricV30": [
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        "source": "nvd@nist.gov",
        "cvssData": {
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          "version": "3.0",
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          "attackVector": "NETWORK",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "REQUIRED",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 2.8
      }
    ]
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  "affected": [
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      "source": "secure@microsoft.com",
      "affectedData": [
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          "product": "Windows",
          "versions": [
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              "status": "affected",
              "version": "7 for 32-bit Systems Service Pack 1"
            },
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            },
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            },
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            },
            {
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            },
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              "version": "10 Version 1709 for x64-based Systems"
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              "status": "affected",
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            },
            {
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            },
            {
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            },
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              "version": "10 Version 1809 for 32-bit Systems"
            },
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            },
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              "version": "10 Version 1809 for ARM64-based Systems"
            },
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          "product": "Windows Server",
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              "version": "2008 R2 for x64-based Systems Service Pack 1 (Core installation)"
            },
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              "status": "affected",
              "version": "2008 R2 for Itanium-Based Systems Service Pack 1"
            },
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              "status": "affected",
              "version": "2008 R2 for x64-based Systems Service Pack 1"
            },
            {
              "status": "affected",
              "version": "2008 for 32-bit Systems Service Pack 2 (Core installation)"
            },
            {
              "status": "affected",
              "version": "2012"
            },
            {
              "status": "affected",
              "version": "2012 (Core installation)"
            },
            {
              "status": "affected",
              "version": "2012 R2"
            },
            {
              "status": "affected",
              "version": "2012 R2 (Core installation)"
            },
            {
              "status": "affected",
              "version": "2016"
            },
            {
              "status": "affected",
              "version": "2016  (Core installation)"
            },
            {
              "status": "affected",
              "version": "version 1709  (Core Installation)"
            },
            {
              "status": "affected",
              "version": "version 1803  (Core Installation)"
            },
            {
              "status": "affected",
              "version": "2019"
            },
            {
              "status": "affected",
              "version": "2019  (Core installation)"
            },
            {
              "status": "affected",
              "version": "2008 for Itanium-Based Systems Service Pack 2"
            },
            {
              "status": "affected",
              "version": "2008 for 32-bit Systems Service Pack 2"
            },
            {
              "status": "affected",
              "version": "2008 for x64-based Systems Service Pack 2"
            },
            {
              "status": "affected",
              "version": "2008 for x64-based Systems Service Pack 2 (Core installation)"
            }
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      ]
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  ],
  "published": "2019-04-09T21:29:00.833",
  "references": [
    {
      "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0794",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "source": "secure@microsoft.com"
    },
    {
      "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0794",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-noinfo"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "A remote code execution vulnerability exists when OLE automation improperly handles objects in memory, aka 'OLE Automation Remote Code Execution Vulnerability'."
    },
    {
      "lang": "es",
      "value": "Existe una vulnerabilidad de ejecución de código remota cuando la automatización OLE maneja inapropiadamente objetos en la memoria, también se conoce como “OLE Automation Remote Code Execution Vulnerability”."
    }
  ],
  "lastModified": "2026-06-17T02:08:55.173",
  "configurations": [
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}