fkie_cve-2020-8138
Vulnerability from fkie_nvd
Published
2020-03-20 21:15
Modified
2024-11-21 05:38
Severity ?
6.5 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Summary
A missing check for IPv4 nested inside IPv6 in Nextcloud server < 17.0.1, < 16.0.7, and < 15.0.14 allowed a Server-Side Request Forgery (SSRF) vulnerability when subscribing to a malicious calendar URL.
References
support@hackerone.comhttps://hackerone.com/reports/736867Exploit, Third Party Advisory
support@hackerone.comhttps://nextcloud.com/security/advisory/?id=NC-SA-2020-014Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://hackerone.com/reports/736867Exploit, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://nextcloud.com/security/advisory/?id=NC-SA-2020-014Third Party Advisory
Impacted products
Vendor Product Version
nextcloud nextcloud_server *
nextcloud nextcloud_server *
nextcloud nextcloud_server *


To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "69BE13A7-612F-4C06-B9DD-D5CADE0E89BB",
              "versionEndExcluding": "15.0.14",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "69BAB965-AE57-4674-BF4E-484F779DE1E1",
              "versionEndExcluding": "16.0.7",
              "versionStartIncluding": "16.0.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "4DA73A56-619E-44C9-858A-23DD0EC7730C",
              "versionEndExcluding": "17.0.2",
              "versionStartIncluding": "17.0.0",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A missing check for IPv4 nested inside IPv6 in Nextcloud server \u003c 17.0.1, \u003c 16.0.7, and \u003c 15.0.14 allowed a Server-Side Request Forgery (SSRF) vulnerability when subscribing to a malicious calendar URL."
    },
    {
      "lang": "es",
      "value": "Una falta de comprobaci\u00f3n de IPv4 anidado dentro de IPv6 en el servidor Nextcloud versiones anteriores a 17.0.1, versiones anteriores a 16.0.7 y versiones anteriores a 15.0.14, permiti\u00f3 una vulnerabilidad de tipo Server-Side Request Forgery (SSRF) cuando se suscribe en una URL de calendario maliciosa."
    }
  ],
  "id": "CVE-2020-8138",
  "lastModified": "2024-11-21T05:38:22.020",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "SINGLE",
          "availabilityImpact": "NONE",
          "baseScore": 4.0,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:L/Au:S/C:P/I:N/A:N",
          "version": "2.0"
        },
        "exploitabilityScore": 8.0,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 6.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2020-03-20T21:15:17.547",
  "references": [
    {
      "source": "support@hackerone.com",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "url": "https://hackerone.com/reports/736867"
    },
    {
      "source": "support@hackerone.com",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://nextcloud.com/security/advisory/?id=NC-SA-2020-014"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "url": "https://hackerone.com/reports/736867"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://nextcloud.com/security/advisory/?id=NC-SA-2020-014"
    }
  ],
  "sourceIdentifier": "support@hackerone.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-918"
        }
      ],
      "source": "support@hackerone.com",
      "type": "Secondary"
    },
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-918"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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