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CVE-2019-15720

Estado: ModificadaAlta (7.8)—

CloudBerry Backup v6.1.2.34 allows local privilege escalation via a Pre or Post backup action. With only user-level access, a user can modify the backup plan and add a Pre backup action script that executes on behalf of NT AUTHORITY\SYSTEM.

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)

Cloudberrylab — Backup

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2019-15720",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "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
      }
    ],
    "cvssMetricV30": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.0",
          "baseScore": 7.8,
          "attackVector": "LOCAL",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 1.8
      }
    ]
  },
  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2019-08-28T17:15:09.857",
  "references": [
    {
      "url": "https://www.sevenlayers.com/index.php/243-cloudberry-backup-local-privilege-escalation",
      "tags": [
        "Exploit",
        "Mitigation",
        "Third Party Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://www.sevenlayers.com/index.php/243-cloudberry-backup-local-privilege-escalation",
      "tags": [
        "Exploit",
        "Mitigation",
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-269"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "CloudBerry Backup v6.1.2.34 allows local privilege escalation via a Pre or Post backup action. With only user-level access, a user can modify the backup plan and add a Pre backup action script that executes on behalf of NT AUTHORITY\\SYSTEM."
    },
    {
      "lang": "es",
      "value": "CloudBerry Backup versión v6.1.2.34, permite la escalada de privilegios locales por medio de una acción Pre backup o Post backup. Con solo acceso de nivel de usuario, un usuario puede modificar el plan de copia de seguridad y agregar un script de la acción Pre backup que se ejecuta en nombre de AUTHORITY\\SYSTEM de NT."
    }
  ],
  "lastModified": "2026-06-17T02:20:56.557",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:cloudberrylab:backup:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "1E55903B-6291-46A5-94DE-CC2E25C66535",
              "versionEndIncluding": "6.1.2.34"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "cve@mitre.org"
}