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CVE-2021-30942

Estado: ModificadaAlta (7.8)—

Description: A memory corruption issue in the processing of ICC profiles was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.6.2, tvOS 15.2, macOS Monterey 12.1, Security Update 2021-008 Catalina, iOS 15.2 and iPadOS 15.2, watchOS 8.3. Processing a maliciously crafted image 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 (6)

Apple — IpadosApple — Iphone OSApple — MAC OS XApple — MacosApple — TvosApple — Watchos

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2021-30942",
  "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": [
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        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 7.8,
          "attackVector": "LOCAL",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:L/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": 1.8
      }
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  "affected": [
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      "source": "product-security@apple.com",
      "affectedData": [
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          "vendor": "Apple",
          "product": "watchOS",
          "versions": [
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              "status": "affected",
              "version": "unspecified",
              "lessThan": "8.3",
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          "vendor": "Apple",
          "product": "iOS and iPadOS",
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              "version": "unspecified",
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              "version": "unspecified",
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              "version": "unspecified",
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          "product": "macOS",
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              "version": "unspecified",
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          "product": "macOS",
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              "status": "affected",
              "version": "unspecified",
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  ],
  "published": "2021-08-24T19:15:21.220",
  "references": [
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      "url": "http://packetstormsecurity.com/files/165559/Apple-ColorSync-Out-Of-Bounds-Read.html",
      "source": "product-security@apple.com"
    },
    {
      "url": "https://support.apple.com/en-us/HT212975",
      "source": "product-security@apple.com"
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      "url": "https://support.apple.com/en-us/HT212980",
      "source": "product-security@apple.com"
    },
    {
      "url": "https://support.apple.com/en-us/HT212981",
      "source": "product-security@apple.com"
    },
    {
      "url": "http://packetstormsecurity.com/files/165559/Apple-ColorSync-Out-Of-Bounds-Read.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://support.apple.com/en-us/HT212975",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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  "vulnStatus": "Modified",
  "weaknesses": [
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      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-787"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Description: A memory corruption issue in the processing of ICC profiles was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.6.2, tvOS 15.2, macOS Monterey 12.1, Security Update 2021-008 Catalina, iOS 15.2 and iPadOS 15.2, watchOS 8.3. Processing a maliciously crafted image may lead to arbitrary code execution."
    },
    {
      "lang": "es",
      "value": "Descripción: Se abordó un problema de corrupción de memoria en el procesamiento de perfiles ICC con una comprobación de entrada mejorada. Este problema es corregido en macOS Big Sur versión 11.6.2, tvOS versión 15.2, macOS Monterey versión 12.1, Security Update 2021-008 Catalina, iOS versión 15.2 e iPadOS versión 15.2, watchOS versión 8.3. El procesamiento de una imagen creada con fines maliciosos puede conllevar a una ejecución de código arbitrario"
    }
  ],
  "lastModified": "2026-06-17T03:51:10.933",
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}