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CVE-2019-8745

Estado: ModificadaAlta (8.8)—

A buffer overflow was addressed with improved bounds checking. This issue is fixed in macOS Catalina 10.15, tvOS 13, iTunes for Windows 12.10.1, iCloud for Windows 10.7, iCloud for Windows 7.14. Processing a maliciously crafted text file may lead to arbitrary code execution.

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 (4)

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2019-8745",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 6.8,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 6.4,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 8.6,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": true
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 8.8,
          "attackVector": "NETWORK",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/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
      }
    ]
  },
  "affected": [
    {
      "source": "product-security@apple.com",
      "affectedData": [
        {
          "vendor": "Apple",
          "product": "macOS",
          "versions": [
            {
              "status": "affected",
              "version": "unspecified",
              "lessThan": "macOS Catalina 10.15",
              "versionType": "custom"
            }
          ]
        },
        {
          "vendor": "Apple",
          "product": "tvOS",
          "versions": [
            {
              "status": "affected",
              "version": "unspecified",
              "lessThan": "tvOS 13",
              "versionType": "custom"
            }
          ]
        },
        {
          "vendor": "Apple",
          "product": "iTunes for Windows",
          "versions": [
            {
              "status": "affected",
              "version": "unspecified",
              "lessThan": "iTunes for Windows 12.10.1",
              "versionType": "custom"
            }
          ]
        },
        {
          "vendor": "Apple",
          "product": "iCloud for Windows",
          "versions": [
            {
              "status": "affected",
              "version": "unspecified",
              "lessThan": "iCloud for Windows 10.7",
              "versionType": "custom"
            }
          ]
        },
        {
          "vendor": "Apple",
          "product": "iCloud for Windows (Legacy)",
          "versions": [
            {
              "status": "affected",
              "version": "unspecified",
              "lessThan": "iCloud for Windows 7.14",
              "versionType": "custom"
            }
          ]
        }
      ]
    }
  ],
  "published": "2019-12-18T18:15:38.443",
  "references": [
    {
      "url": "https://support.apple.com/HT210634",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "product-security@apple.com"
    },
    {
      "url": "https://support.apple.com/HT210635",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "product-security@apple.com"
    },
    {
      "url": "https://support.apple.com/HT210636",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "product-security@apple.com"
    },
    {
      "url": "https://support.apple.com/HT210637",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "product-security@apple.com"
    },
    {
      "url": "https://support.apple.com/kb/HT210722",
      "source": "product-security@apple.com"
    },
    {
      "url": "https://support.apple.com/HT210634",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://support.apple.com/HT210635",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://support.apple.com/HT210636",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://support.apple.com/HT210637",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://support.apple.com/kb/HT210722",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-119"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "A buffer overflow was addressed with improved bounds checking. This issue is fixed in macOS Catalina 10.15, tvOS 13, iTunes for Windows 12.10.1, iCloud for Windows 10.7, iCloud for Windows 7.14. Processing a maliciously crafted text file may lead to arbitrary code execution."
    },
    {
      "lang": "es",
      "value": "Un desbordamiento del búfer fue abordado mejorando la comprobación de límites. Este problema es corregido en macOS Catalina versión 10.15, tvOS versión 13, iTunes para Windows versión 12.10.1, iCloud para Windows versión 10.7, iCloud para Windows versión 7.14. El procesamiento de un archivo de texto diseñado maliciosamente puede conllevar a una ejecución de código arbitrario."
    }
  ],
  "lastModified": "2026-06-17T02:42:31.807",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
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              "vulnerable": true,
              "matchCriteriaId": "CD51BEFE-B28D-412A-996D-ADA104E4EC17",
              "versionEndExcluding": "7.14"
            },
            {
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              "vulnerable": true,
              "matchCriteriaId": "3AB3D55F-1566-4705-98C9-6D56F8F156F0",
              "versionEndExcluding": "10.7",
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            },
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              "vulnerable": true,
              "matchCriteriaId": "397F21E9-3B36-49AE-92E3-B5B1FC7773D1",
              "versionEndExcluding": "12.10.1"
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              "vulnerable": true,
              "matchCriteriaId": "E28B89FF-E2E1-498A-AF43-C8DE5DA352CD",
              "versionEndExcluding": "10.15"
            },
            {
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              "vulnerable": true,
              "matchCriteriaId": "E6FCD7CE-EC26-4952-A34D-2221AA4F223B",
              "versionEndExcluding": "13"
            }
          ],
          "operator": "OR"
        }
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    }
  ],
  "sourceIdentifier": "product-security@apple.com"
}