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CVE-2017-5409

Estado: ModificadaMedia (5.5)—

El actualizador Mozilla para Windows puede ser llamado por un usuario sin privilegios para eliminar un archivo local arbitrario pasando una ruta especial al parámetro callback mediante Mozilla Maintenance Service, que tiene acceso privilegiado. Nota: Este ataque requiere acceso local al sistema y solo afecta a Windows. Otros sistemas operativos no se han visto afectados. La vulnerabilidad afecta a Firefox ESR en versiones anteriores a la 45.8 y Firefox en versiones anteriores a la 52.

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)

Mozilla — Firefox

CWE

Referencias

JSON original (NVD)

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  "id": "CVE-2017-5409",
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        "type": "Primary",
        "source": "nvd@nist.gov",
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          "baseScore": 3.6,
          "accessVector": "LOCAL",
          "vectorString": "AV:L/AC:L/Au:N/C:N/I:P/A:P",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "NONE"
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        "acInsufInfo": true,
        "impactScore": 4.9,
        "baseSeverity": "LOW",
        "obtainAllPrivilege": false,
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          "vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
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        "impactScore": 3.6,
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  "affected": [
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          "vendor": "Mozilla",
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  "published": "2018-06-11T21:29:04.483",
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  "vulnStatus": "Modified",
  "weaknesses": [
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      "description": [
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          "lang": "en",
          "value": "CWE-269"
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      "lang": "en",
      "value": "The Mozilla Windows updater can be called by a non-privileged user to delete an arbitrary local file by passing a special path to the callback parameter through the Mozilla Maintenance Service, which has privileged access. Note: This attack requires local system access and only affects Windows. Other operating systems are not affected. This vulnerability affects Firefox ESR < 45.8 and Firefox < 52."
    },
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      "lang": "es",
      "value": "El actualizador Mozilla para Windows puede ser llamado por un usuario sin privilegios para eliminar un archivo local arbitrario pasando una ruta especial al parámetro callback mediante Mozilla Maintenance Service, que tiene acceso privilegiado. Nota: Este ataque requiere acceso local al sistema y solo afecta a Windows. Otros sistemas operativos no se han visto afectados. La vulnerabilidad afecta a Firefox ESR en versiones anteriores a la 45.8 y Firefox en versiones anteriores a la 52."
    }
  ],
  "lastModified": "2026-06-17T01:20:25.707",
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