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CVE-2021-21552

Estado: ModificadaAlta (8.8)—

Dell Wyse Windows Embedded System versiones WIE10 LTSC 2019, contienen una vulnerabilidad de autorización inapropiada. A un usuario malicioso local autenticado poco privilegiado puede explotar esta vulnerabilidad para omitir el entorno restringido y llevar a cabo acciones no autorizadas en el sistema afectado

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)

Microsoft — Windows 10

CWE

Referencias

JSON original (NVD)

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  "id": "CVE-2021-21552",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
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        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 7.2,
          "accessVector": "LOCAL",
          "vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C",
          "authentication": "NONE",
          "integrityImpact": "COMPLETE",
          "accessComplexity": "LOW",
          "availabilityImpact": "COMPLETE",
          "confidentialityImpact": "COMPLETE"
        },
        "acInsufInfo": false,
        "impactScore": 10,
        "baseSeverity": "HIGH",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 3.9,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
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          "version": "3.1",
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          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N",
          "integrityImpact": "LOW",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "LOW"
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  "affected": [
    {
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      "affectedData": [
        {
          "vendor": "Dell",
          "product": "Wyse Windows Embedded (WES)",
          "versions": [
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              "version": "unspecified",
              "versionType": "custom",
              "lessThanOrEqual": "WIE10 LTSC 2019"
            }
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  "published": "2021-05-21T20:15:07.667",
  "references": [
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      "url": "https://www.dell.com/support/kbdoc/en-us/000186134/dsa-2021-096-dell-wyse-windows-embedded-system-security-update-for-an-improper-authorization-vulnerability",
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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  "vulnStatus": "Modified",
  "weaknesses": [
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      "description": [
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          "lang": "en",
          "value": "CWE-863"
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      "description": [
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          "value": "NVD-CWE-Other"
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  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Dell Wyse Windows Embedded System versions WIE10 LTSC 2019 and earlier contain an improper authorization vulnerability. A local authenticated malicious user with low privileges may potentially exploit this vulnerability to bypass the restricted environment and perform unauthorized actions on the affected system."
    },
    {
      "lang": "es",
      "value": "Dell Wyse Windows Embedded System versiones WIE10 LTSC 2019, contienen una vulnerabilidad de autorización inapropiada. A un usuario malicioso local autenticado poco privilegiado puede explotar esta vulnerabilidad para omitir el entorno restringido y llevar a cabo acciones no autorizadas en el sistema afectado"
    }
  ],
  "lastModified": "2026-06-17T03:35:45.950",
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