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CVE-2025-62840

Estado: AnalizadaAlta (7)—

A generation of error message containing sensitive information vulnerability has been reported to affect HBS 3 Hybrid Backup Sync. If an attacker gains local network access, they can then exploit the vulnerability to read application data.

We have already fixed the vulnerability in the following version: HBS 3 Hybrid Backup Sync 26.2.0.938 and later

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.

AV:P indica acceso físico/local (T1091). CWE-209 es exposición de datos sensibles; el atacante lee datos de aplicación (T1005, T1552) tras obtener acceso local a la red.

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

Tecnologías afectadas (1)

CWE

Referencias

JSON original (NVD)

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  "id": "CVE-2025-62840",
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  "metrics": {
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        "ssvcData": {
          "id": "CVE-2025-62840",
          "role": "CISA Coordinator",
          "options": [
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              "exploitation": "none"
            },
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            },
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              "technicalImpact": "total"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2026-01-05T20:31:32.646883Z"
        }
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          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N",
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        "cvssData": {
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          "Automatable": "NOT_DEFINED",
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          "modifiedAttackRequirements": "NOT_DEFINED",
          "modifiedPrivilegesRequired": "NOT_DEFINED",
          "modifiedSubIntegrityImpact": "NOT_DEFINED",
          "modifiedVulnIntegrityImpact": "NOT_DEFINED",
          "vulnerabilityResponseEffort": "NOT_DEFINED",
          "modifiedSubAvailabilityImpact": "NOT_DEFINED",
          "modifiedVulnAvailabilityImpact": "NOT_DEFINED",
          "modifiedSubConfidentialityImpact": "NOT_DEFINED",
          "modifiedVulnConfidentialityImpact": "NOT_DEFINED"
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      "affectedData": [
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          "product": "HBS 3 Hybrid Backup Sync",
          "versions": [
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              "version": "26.1.x",
              "lessThan": "26.2.0.938",
              "versionType": "custom"
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  "published": "2026-01-02T16:17:00.573",
  "references": [
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      "tags": [
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      "source": "security@qnapsecurity.com.tw"
    }
  ],
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  "weaknesses": [
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  "descriptions": [
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      "lang": "en",
      "value": "A generation of error message containing sensitive information vulnerability has been reported to affect HBS 3 Hybrid Backup Sync. If an attacker gains local network access, they can then exploit the vulnerability to read application data.\n\nWe have already fixed the vulnerability in the following version:\nHBS 3 Hybrid Backup Sync 26.2.0.938 and later"
    }
  ],
  "lastModified": "2026-06-17T09:52:30.800",
  "configurations": [
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}