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CVE-2018-4474

Estado: ModificadaAlta (7.5)—

A memory consumption issue was addressed with improved memory handling. This issue is fixed in iCloud for Windows 7.7, watchOS 5, Safari 12, iOS 12, iTunes 12.9 for Windows, tvOS 12. Unexpected interaction causes an ASSERT failure.

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)

Apple — IcloudApple — Iphone OSApple — ItunesApple — SafariApple — TvosApple — Watchos

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2018-4474",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "NONE"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 7.5,
          "attackVector": "NETWORK",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 3.9
      }
    ]
  },
  "affected": [
    {
      "source": "product-security@apple.com",
      "affectedData": [
        {
          "vendor": "Apple",
          "product": "iOS",
          "versions": [
            {
              "status": "affected",
              "version": "unspecified",
              "lessThan": "12",
              "versionType": "custom"
            }
          ]
        },
        {
          "vendor": "Apple",
          "product": "tvOS",
          "versions": [
            {
              "status": "affected",
              "version": "unspecified",
              "lessThan": "12",
              "versionType": "custom"
            }
          ]
        },
        {
          "vendor": "Apple",
          "product": "watchOS",
          "versions": [
            {
              "status": "affected",
              "version": "unspecified",
              "lessThan": "5",
              "versionType": "custom"
            }
          ]
        },
        {
          "vendor": "Apple",
          "product": "Safari",
          "versions": [
            {
              "status": "affected",
              "version": "unspecified",
              "lessThan": "12",
              "versionType": "custom"
            }
          ]
        },
        {
          "vendor": "Apple",
          "product": "iTunes for Windows",
          "versions": [
            {
              "status": "affected",
              "version": "unspecified",
              "lessThan": "12.9",
              "versionType": "custom"
            }
          ]
        },
        {
          "vendor": "Apple",
          "product": "iCloud for Windows",
          "versions": [
            {
              "status": "affected",
              "version": "unspecified",
              "lessThan": "7.7",
              "versionType": "custom"
            }
          ]
        }
      ]
    }
  ],
  "published": "2020-10-27T20:15:14.157",
  "references": [
    {
      "url": "https://support.apple.com/en-us/HT209106",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "product-security@apple.com"
    },
    {
      "url": "https://support.apple.com/en-us/HT209107",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "product-security@apple.com"
    },
    {
      "url": "https://support.apple.com/en-us/HT209108",
      "tags": [
        "Vendor Advisory"
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      "source": "product-security@apple.com"
    },
    {
      "url": "https://support.apple.com/en-us/HT209109",
      "tags": [
        "Vendor Advisory"
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      "source": "product-security@apple.com"
    },
    {
      "url": "https://support.apple.com/en-us/HT209140",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "product-security@apple.com"
    },
    {
      "url": "https://support.apple.com/en-us/HT209141",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "product-security@apple.com"
    },
    {
      "url": "https://support.apple.com/en-us/HT209106",
      "tags": [
        "Vendor Advisory"
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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    {
      "url": "https://support.apple.com/en-us/HT209107",
      "tags": [
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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      "url": "https://support.apple.com/en-us/HT209108",
      "tags": [
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://support.apple.com/en-us/HT209109",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://support.apple.com/en-us/HT209140",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://support.apple.com/en-us/HT209141",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-400"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "A memory consumption issue was addressed with improved memory handling. This issue is fixed in iCloud for Windows 7.7, watchOS 5, Safari 12, iOS 12, iTunes 12.9 for Windows, tvOS 12. Unexpected interaction causes an ASSERT failure."
    },
    {
      "lang": "es",
      "value": "Se abordó un problema de consumo de memoria con un manejo de la memoria mejorada.  Este problema se corrigió en iCloud para Windows versión 7.7, watchOS versión 5, Safari versión 12, iOS versión 12, iTunes versión 12.9 para Windows, tvOS versión 12. Una interacción inesperada causa un fallo ASSERT"
    }
  ],
  "lastModified": "2026-06-17T01:59:01.790",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:apple:icloud:*:*:*:*:*:windows:*:*",
              "vulnerable": true,
              "matchCriteriaId": "0C7C0133-EC22-4601-9F9E-1A890D4FC7A7",
              "versionEndExcluding": "7.7"
            },
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              "vulnerable": true,
              "matchCriteriaId": "90811B2C-684F-49E3-9038-370AD82EABFF",
              "versionEndExcluding": "12.9"
            },
            {
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              "vulnerable": true,
              "matchCriteriaId": "3D250753-EC40-4DEB-B1A7-B2E2E872D705",
              "versionEndExcluding": "12"
            },
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              "vulnerable": true,
              "matchCriteriaId": "37A59AD6-A000-48BE-A575-D1A39DCB0D88",
              "versionEndExcluding": "12.0"
            },
            {
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              "vulnerable": true,
              "matchCriteriaId": "072DC7F5-B539-478D-B566-7F3FF2BC2671",
              "versionEndExcluding": "12"
            },
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              "vulnerable": true,
              "matchCriteriaId": "397E2910-7F1A-4576-B28D-E5796DE20CC8",
              "versionEndExcluding": "5.0"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "product-security@apple.com"
}