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CVE-2022-20543

Estado: ModificadaBaja (2.3)—

En varias ubicaciones, existe un posible bucle de bloqueo de la pantalla debido a una validación de entrada incorrecta. Esto podría provocar una Denegación de Servicio (DoS) local con privilegios de ejecución del sistema necesarios. No se necesita la interacción del usuario para la explotación. Producto: AndroidVersiones: Android-13ID de Android: A-238178261

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-2022-20543",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2022-20543",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2025-04-21T13:19:09.654790Z"
        }
      }
    ],
    "cvssMetricV31": [
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        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 2.3,
          "attackVector": "LOCAL",
          "baseSeverity": "LOW",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "LOW",
          "privilegesRequired": "HIGH",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 1.4,
        "exploitabilityScore": 0.8
      },
      {
        "type": "Secondary",
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        {
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          "product": "Android",
          "versions": [
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              "version": "Android-13"
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  "published": "2022-12-16T16:15:18.387",
  "references": [
    {
      "url": "https://source.android.com/security/bulletin/pixel/2022-12-01",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "source": "security@android.com"
    },
    {
      "url": "https://source.android.com/security/bulletin/pixel/2022-12-01",
      "tags": [
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        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
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      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-1284"
        }
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    },
    {
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      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "description": [
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          "lang": "en",
          "value": "CWE-1284"
        }
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  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "In multiple locations, there is a possible display crash loop due to improper input validation. This could lead to local denial of service with system execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-13Android ID: A-238178261"
    },
    {
      "lang": "es",
      "value": "En varias ubicaciones, existe un posible bucle de bloqueo de la pantalla debido a una validación de entrada incorrecta. Esto podría provocar una Denegación de Servicio (DoS) local con privilegios de ejecución del sistema necesarios. No se necesita la interacción del usuario para la explotación. Producto: AndroidVersiones: Android-13ID de Android: A-238178261"
    }
  ],
  "lastModified": "2026-06-17T04:24:31.777",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:google:android:13.0:*:*:*:*:*:*:*",
              "vulnerable": true,
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          "operator": "OR"
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  "sourceIdentifier": "security@android.com"
}