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CVE-2018-21052

Estado: ModificadaCrítica (9.8)—

Se detectó un problema en dispositivos móviles Samsung con versiones de software N(7.x) y O(8.x) (chipsets Exynos). Se presenta un uso incorrecto de la memoria compartida en el Trustlet vaultkeeper, conllevando a una ejecución de código arbitraria. El ID de Samsung es SVE-2018-12855 (Octubre de 2018).

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 (1)

Google — Android

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2018-21052",
  "cveTags": [],
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        "source": "nvd@nist.gov",
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          "baseScore": 10,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:C/I:C/A:C",
          "authentication": "NONE",
          "integrityImpact": "COMPLETE",
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          "confidentialityImpact": "COMPLETE"
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  "affected": [
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  "published": "2020-04-08T18:15:13.447",
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      "value": "An issue was discovered on Samsung mobile devices with N(7.x) and O(8.X) (Exynos chipsets) software. There is incorrect usage of shared memory in the vaultkeeper Trustlet, leading to arbitrary code execution. The Samsung ID is SVE-2018-12855 (October 2018)."
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    }
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  "lastModified": "2026-06-17T01:54:02.413",
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