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CVE-2021-30959

Estado: ModificadaMedia (5.5)—

A buffer overflow issue was addressed with improved memory handling. This issue is fixed in Security Update 2021-008 Catalina, macOS Big Sur 11.6.2. Parsing a maliciously crafted audio file may lead to disclosure of user information.

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 (2)

Apple — MAC OS XApple — Macos

CWE

Referencias

JSON original (NVD)

Mostrar
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  "id": "CVE-2021-30959",
  "cveTags": [],
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        "source": "nvd@nist.gov",
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          "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"
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        "acInsufInfo": false,
        "impactScore": 2.9,
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        "obtainAllPrivilege": false,
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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",
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          "confidentialityImpact": "HIGH"
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  "published": "2021-08-24T19:15:22.147",
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      "url": "https://support.apple.com/en-us/HT212979",
      "source": "product-security@apple.com"
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    {
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      "source": "product-security@apple.com"
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  "vulnStatus": "Modified",
  "weaknesses": [
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      "description": [
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          "value": "CWE-120"
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      "value": "A buffer overflow issue was addressed with improved memory handling. This issue is fixed in Security Update 2021-008 Catalina, macOS Big Sur 11.6.2. Parsing a maliciously crafted audio file may lead to disclosure of user information."
    },
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      "lang": "es",
      "value": "Se abordó un problema de desbordamiento del búfer con una administración de la memoria mejorada. Este problema es corregido en Security Update 2021-008 Catalina, macOS Big Sur versión 11.6.2. Analizar un archivo de audio creado con fines maliciosos puede conllevar a una divulgación de información del usuario"
    }
  ],
  "lastModified": "2026-06-17T03:51:13.170",
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