{
  "id": "CVE-2021-0511",
  "sourceIdentifier": "security@android.com",
  "published": "2021-06-21T17:15:08.437",
  "lastModified": "2021-06-23T18:05:13.173",
  "vulnStatus": "Analyzed",
  "descriptions": [
    {
      "lang": "en",
      "value": "In Dex2oat of dex2oat.cc, there is a possible way to inject bytecode into an app due to improper input validation. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-9 Android-10 Android-11Android ID: A-178055795"
    },
    {
      "lang": "es",
      "value": "En la funci\u00f3n Dex2oat del archivo dex2oat.cc, se presenta una posible forma de inyectar bytecode en una aplicaci\u00f3n debido a una comprobaci\u00f3n inapropiada de entrada. Esto podr\u00eda conllevar a una escalada de privilegios local sin ser necesarios privilegios de ejecuci\u00f3n adicionales. No es requerida una interacci\u00f3n del usuario para su explotaci\u00f3n. Producto: Android, Versiones: Android-9 Android-10 Android-11, ID de Android: A-178055795"
    }
  ],
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        "type": "Primary",
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          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "attackVector": "LOCAL",
          "attackComplexity": "LOW",
          "privilegesRequired": "LOW",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "availabilityImpact": "HIGH",
          "baseScore": 7.8,
          "baseSeverity": "HIGH"
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        "exploitabilityScore": 1.8,
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          "accessVector": "LOCAL",
          "accessComplexity": "LOW",
          "authentication": "NONE",
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "PARTIAL",
          "availabilityImpact": "PARTIAL",
          "baseScore": 4.6
        },
        "baseSeverity": "MEDIUM",
        "exploitabilityScore": 3.9,
        "impactScore": 6.4,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
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  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
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          "lang": "en",
          "value": "CWE-20"
        }
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  "configurations": [
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      "nodes": [
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          "operator": "OR",
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  "references": [
    {
      "url": "https://source.android.com/security/bulletin/2021-06-01",
      "source": "security@android.com",
      "tags": [
        "Patch",
        "Vendor Advisory"
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    }
  ]
}