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CVE-2021-21549

Estado: ModificadaAlta (8.8)—

Dell EMC XtremIO Versions prior to 6.3.3-8, contain a Cross-Site Request Forgery Vulnerability in XMS. A non-privileged attacker could potentially exploit this vulnerability, leading to a privileged victim application user being tricked into sending state-changing requests to the vulnerable application, causing unintended server operations.

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-2021-21549",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
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        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
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          "baseScore": 6.8,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
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        "acInsufInfo": false,
        "impactScore": 6.4,
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        "obtainAllPrivilege": false,
        "exploitabilityScore": 8.6,
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      "affectedData": [
        {
          "vendor": "Dell",
          "product": "XtremIO",
          "versions": [
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              "status": "affected",
              "version": "unspecified",
              "lessThan": "XMS 6.3.3",
              "versionType": "custom"
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  "published": "2021-05-21T20:15:07.620",
  "references": [
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      "url": "https://www.dell.com/support/kbdoc/000186363",
      "tags": [
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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  "vulnStatus": "Modified",
  "weaknesses": [
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      "source": "security_alert@emc.com",
      "description": [
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          "value": "CWE-352"
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  "descriptions": [
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      "lang": "en",
      "value": "Dell EMC XtremIO Versions prior to 6.3.3-8, contain a Cross-Site Request Forgery Vulnerability in XMS. A non-privileged attacker could potentially exploit this vulnerability, leading to a privileged victim application user being tricked into sending state-changing requests to the vulnerable application, causing unintended server operations."
    },
    {
      "lang": "es",
      "value": "Dell EMC XtremIO versiones anteriores a 6.3.3-8 presentan una vulnerabilidad de tipo Cross-Site Request Forgery en XMS. Un atacante no privilegiado podría potencialmente explotar esta vulnerabilidad, conllevando a un usuario de la aplicación víctima privilegiado ser engañado para que envíe peticiones de cambio de estado a la aplicación vulnerable, causando operaciones no deseadas en el servidor"
    }
  ],
  "lastModified": "2026-06-17T03:35:45.553",
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