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CVE-2023-21043

Estado: ModificadaMedia (6.7)—

En (TBD) de (TBD), existe una posible forma de corromper la memoria debido a un uso posterior a la liberación (use after free). Esto podría conducir a una escalada de privilegios local que requiere privilegios de ejecución de System. No se necesita la interacción del usuario para la explotación.Product: AndroidVersions: Android kernelAndroid ID: A-239872581References: N/A

Traducción automática del texto original de NVD (en inglés).

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-2023-21043",
  "cveTags": [],
  "metrics": {
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        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2023-21043",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2025-02-25T14:21:31.435644Z"
        }
      }
    ],
    "cvssMetricV31": [
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          "scope": "UNCHANGED",
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          "attackVector": "LOCAL",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "HIGH",
          "confidentialityImpact": "HIGH"
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        "impactScore": 5.9,
        "exploitabilityScore": 0.8
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        "type": "Secondary",
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        "cvssData": {
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          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
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          "availabilityImpact": "HIGH",
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  "published": "2023-03-24T20:15:14.057",
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    {
      "url": "https://source.android.com/security/bulletin/pixel/2023-03-01",
      "tags": [
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      "source": "security@android.com"
    },
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      "url": "https://source.android.com/security/bulletin/pixel/2023-03-01",
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      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
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      "source": "nvd@nist.gov",
      "description": [
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          "value": "CWE-416"
        }
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      "type": "Secondary",
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      "lang": "en",
      "value": "In (TBD) of (TBD), there is a possible way to corrupt memory due to a use after free. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-239872581References: N/A"
    }
  ],
  "lastModified": "2026-06-17T05:31:37.860",
  "configurations": [
    {
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          "cpeMatch": [
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  "sourceIdentifier": "security@android.com"
}