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CVE-2015-6670

Estado: ModificadaMedia (4)—

ownCloud Server before 7.0.8, 8.0.x before 8.0.6, and 8.1.x before 8.1.1 does not properly check ownership of calendars, which allows remote authenticated users to read arbitrary calendars via the calid parameter to apps/calendar/export.php.

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-2015-6670",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 4,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:S/C:P/I:N/A:N",
          "authentication": "SINGLE",
          "integrityImpact": "NONE",
          "accessComplexity": "LOW",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 8,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2015-10-26T14:59:09.577",
  "references": [
    {
      "url": "http://www.debian.org/security/2015/dsa-3373",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://owncloud.org/security/advisory/?id=oc-sa-2015-015",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.debian.org/security/2015/dsa-3373",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://owncloud.org/security/advisory/?id=oc-sa-2015-015",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-Other"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "ownCloud Server before 7.0.8, 8.0.x before 8.0.6, and 8.1.x before 8.1.1 does not properly check ownership of calendars, which allows remote authenticated users to read arbitrary calendars via the calid parameter to apps/calendar/export.php."
    },
    {
      "lang": "es",
      "value": "ownCloud Server en versiones anteriores a 7.0.8, 8.0.x en versiones anteriores a 8.0.6 y 8.1.x en versiones anteriores a 8.1.1 no verifica adecuadamente el propietario de los calendarios, lo que permite a usuarios remotos autenticados leer calendarios arbitrariamente a través del parámetro calid en apps/calendar/export.php."
    }
  ],
  "lastModified": "2026-06-17T00:31:13.020",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
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              "vulnerable": true,
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            },
            {
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              "vulnerable": true,
              "matchCriteriaId": "C21CA18D-81F1-4B65-B46A-688D060F4E37"
            },
            {
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              "vulnerable": true,
              "matchCriteriaId": "AFF45C5A-FA91-4908-9396-984FA6DBF80B"
            },
            {
              "criteria": "cpe:2.3:a:owncloud:owncloud_server:7.0.3:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "F0A9893F-0D5B-4DE5-B9D5-49AC2DA71BB8"
            },
            {
              "criteria": "cpe:2.3:a:owncloud:owncloud_server:7.0.4:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "7F50E0BD-53F6-4BF5-8EDE-77711DC2EB04"
            },
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            },
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            },
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            },
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            },
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              "criteria": "cpe:2.3:a:owncloud:owncloud_server:8.0.2:*:*:*:*:*:*:*",
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            },
            {
              "criteria": "cpe:2.3:a:owncloud:owncloud_server:8.0.3:*:*:*:*:*:*:*",
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            },
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              "vulnerable": true,
              "matchCriteriaId": "EADDA578-EDE7-42FD-B05F-64FA59733FF2"
            },
            {
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              "vulnerable": true,
              "matchCriteriaId": "4F49D6F3-17C1-4731-828E-7A2B4A1A1260"
            },
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              "vulnerable": true,
              "matchCriteriaId": "43231F06-F9D3-4961-902B-96E3A807410B"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "evaluatorComment": "<a href=\"http://cwe.mitre.org/data/definitions/639.html\">CWE-639: Authorization Bypass Through User-Controlled Key</a>",
  "sourceIdentifier": "cve@mitre.org"
}