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CVE-2024-38639

Estado: AplazadaMedia (4.8)—

An improper authentication vulnerability has been reported to affect product. The remote attackers can then exploit the vulnerability to compromise the security of the system. QTS is not affected.

We have already fixed the vulnerability in the following version:

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).

🎯 Técnicas ATT&CK

Cómo se explota esta vulnerabilidad y qué consigue el atacante, en el lenguaje de MITRE ATT&CK.

CWE-287 (autenticación impropia) con AV:N permite evasión de autenticación remota (T1190). Impactos: obtención de acceso no autorizado (T1078) e integridad comprometida (I:L → T1565).

Inferido por nuestro agente de análisis a partir de la descripción oficial, el vector CVSS y la CWE, y comprobado por un supervisor. Puede contener errores.

🛡️ Mitigaciones ATT&CK que cubren estas técnicas

CWE

Referencias

JSON original (NVD)

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        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2024-38639",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
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          "version": "2.0.3",
          "timestamp": "2026-09-18T14:15:06.086803Z"
        }
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    "cvssMetricV31": [
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        "source": "security@qnapsecurity.com.tw",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 4.8,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:L",
          "integrityImpact": "LOW",
          "userInteraction": "NONE",
          "attackComplexity": "HIGH",
          "availabilityImpact": "LOW",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 2.5,
        "exploitabilityScore": 2.2
      }
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    {
      "source": "security@qnapsecurity.com.tw",
      "affectedData": [
        {
          "vendor": "QNAP Systems Inc.",
          "product": "QTS",
          "versions": [
            {
              "status": "unaffected",
              "version": "?"
            }
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  "published": "2026-09-18T07:16:49.293",
  "references": [
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      "url": "https://www.qnap.com/en/security-advisory/qsa-24-37",
      "source": "security@qnapsecurity.com.tw"
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  ],
  "lastModified": "2026-09-28T14:10:00.213",
  "sourceIdentifier": "security@qnapsecurity.com.tw"
}