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CVE-2021-25481

Estado: ModificadaMedia (6.7)—

Un manejo inapropiado de errores en Exynos CP booting driver versiones anteriores a SMR Oct-2021 Release 1, permite a atacantes locales omitir un protector de memoria seguro de la memoria de Exynos CP

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-2021-25481",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
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        "type": "Primary",
        "source": "nvd@nist.gov",
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          "baseScore": 4.6,
          "accessVector": "LOCAL",
          "vectorString": "AV:L/AC:L/Au:N/C:P/I:P/A:P",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "LOW",
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          "confidentialityImpact": "PARTIAL"
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        "acInsufInfo": false,
        "impactScore": 6.4,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
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          "userInteraction": "NONE",
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        {
          "vendor": "Samsung Mobile",
          "product": "Samsung Mobile Devices",
          "versions": [
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              "status": "affected",
              "version": "O(8.1), P(9.0), Q(10.0), R(11.0)",
              "lessThan": "SMR Oct-2021 Release 1",
              "versionType": "custom"
            }
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  "published": "2021-10-06T18:15:09.267",
  "references": [
    {
      "url": "https://security.samsungmobile.com/securityUpdate.smsb?year=2021&month=10",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "mobile.security@samsung.com"
    },
    {
      "url": "https://security.samsungmobile.com/securityUpdate.smsb?year=2021&month=10",
      "tags": [
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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  ],
  "vulnStatus": "Modified",
  "weaknesses": [
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      "source": "mobile.security@samsung.com",
      "description": [
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          "lang": "en",
          "value": "CWE-754"
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      "description": [
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          "value": "CWE-754"
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  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "An improper error handling in Exynos CP booting driver prior to SMR Oct-2021 Release 1 allows local attackers to bypass a Secure Memory Protector of Exynos CP Memory."
    },
    {
      "lang": "es",
      "value": "Un manejo inapropiado de errores en Exynos CP booting driver versiones anteriores a SMR Oct-2021 Release 1, permite a atacantes locales omitir un protector de memoria seguro de la memoria de Exynos CP"
    }
  ],
  "lastModified": "2026-06-17T03:42:09.847",
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