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CVE-2019-20778

Estado: ModificadaCrítica (9.8)—

Se descubrió un problema en los dispositivos móviles de LG con el software del Sistema Operativo Android versiones 7.0, 7.1, 7.2, 8.0, 8.1 y 9.0. El subsistema Backup no restringe apropiadamente las operaciones ni comprueba su entrada. El ID de LG es LVE-SMP-190004 (Junio 2019).

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)

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2019-20778",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
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        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 7.5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
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        "acInsufInfo": false,
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        "obtainAllPrivilege": false,
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          "attackVector": "NETWORK",
          "baseSeverity": "CRITICAL",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
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        "impactScore": 5.9,
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  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
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  "published": "2020-04-17T14:15:16.083",
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    {
      "url": "https://lgsecurity.lge.com/",
      "tags": [
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      "url": "https://lgsecurity.lge.com/",
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  "vulnStatus": "Modified",
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          "value": "CWE-20"
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      "value": "An issue was discovered on LG mobile devices with Android OS 7.0, 7.1, 7.2, 8.0, 8.1, and 9.0 software. The Backup subsystem does not properly restrict operations or validate their input. The LG ID is LVE-SMP-190004 (June 2019)."
    },
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      "lang": "es",
      "value": "Se descubrió  un problema en los dispositivos móviles de LG con el software del Sistema Operativo Android versiones 7.0, 7.1, 7.2, 8.0, 8.1 y 9.0. El subsistema Backup no restringe apropiadamente las operaciones ni comprueba su entrada. El ID de LG es LVE-SMP-190004 (Junio 2019)."
    }
  ],
  "lastModified": "2026-06-17T02:31:10.693",
  "configurations": [
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