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CVE-2019-1446

Estado: ModificadaMedia (5.5)—

An information disclosure vulnerability exists when Microsoft Excel improperly discloses the contents of its memory, aka 'Microsoft Excel Information Disclosure 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 (6)

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2019-1446",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
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        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 4.3,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:M/Au:N/C:P/I:N/A:N",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 8.6,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": true
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    "cvssMetricV31": [
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          "attackVector": "LOCAL",
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          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N",
          "integrityImpact": "NONE",
          "userInteraction": "REQUIRED",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 1.8
      }
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  "affected": [
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      "affectedData": [
        {
          "vendor": "Microsoft",
          "product": "Microsoft Excel",
          "versions": [
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              "version": "2010 Service Pack 2 (32-bit editions)"
            },
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              "version": "2010 Service Pack 2 (64-bit editions)"
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              "version": "2013 Service Pack 1 (64-bit editions)"
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              "version": "2010 Service Pack 2 (64-bit editions)"
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              "version": "2013 Service Pack 1 (32-bit editions)"
            },
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              "version": "2013 Service Pack 1 (64-bit editions)"
            },
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              "status": "affected",
              "version": "2013 RT Service Pack 1"
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            {
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              "version": "2016 (32-bit edition)"
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              "version": "2016 (64-bit edition)"
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              "version": "2019 for 32-bit editions"
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            {
              "status": "affected",
              "version": "2019 for 64-bit editions"
            },
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              "status": "affected",
              "version": "2019 for Mac"
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          "product": "Microsoft SharePoint Enterprise Server",
          "versions": [
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              "version": "2013 Service Pack 1"
            }
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        },
        {
          "vendor": "Microsoft",
          "product": "Office 365 ProPlus",
          "versions": [
            {
              "status": "affected",
              "version": "32-bit Systems"
            },
            {
              "status": "affected",
              "version": "64-bit Systems"
            }
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        },
        {
          "vendor": "Microsoft",
          "product": "Microsoft Office Online Server",
          "versions": [
            {
              "status": "affected",
              "version": "unspecified"
            }
          ]
        },
        {
          "vendor": "Microsoft",
          "product": "Excel Services on Microsoft SharePoint Server 2010 Service Pack 2",
          "versions": [
            {
              "status": "affected",
              "version": "unspecified"
            }
          ]
        }
      ]
    }
  ],
  "published": "2019-11-12T19:15:15.787",
  "references": [
    {
      "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1446",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "source": "secure@microsoft.com"
    },
    {
      "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1446",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-200"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "An information disclosure vulnerability exists when Microsoft Excel improperly discloses the contents of its memory, aka 'Microsoft Excel Information Disclosure Vulnerability'."
    },
    {
      "lang": "es",
      "value": "Se presenta una vulnerabilidad de divulgación de información cuando Microsoft Excel divulga inapropiadamente el contenido de su memoria, también se conoce como \"Microsoft Excel Information Disclosure Vulnerability\"."
    }
  ],
  "lastModified": "2026-06-17T02:28:37.783",
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}