nvd-json-data-feeds/CVE-2021/CVE-2021-228xx/CVE-2021-22895.json

{
  "id": "CVE-2021-22895",
  "sourceIdentifier": "support@hackerone.com",
  "published": "2021-06-11T16:15:10.797",
  "lastModified": "2021-12-02T21:19:58.540",
  "vulnStatus": "Analyzed",
  "descriptions": [
    {
      "lang": "en",
      "value": "Nextcloud Desktop Client before 3.3.1 is vulnerable to improper certificate validation due to lack of SSL certificate verification when using the \"Register with a Provider\" flow."
    },
    {
      "lang": "es",
      "value": "Nextcloud Desktop Client versiones anteriores a 3.3.1, es vulnerable a una comprobaci\u00f3n inapropiada de certificados debido a una falta de comprobaci\u00f3n de certificados SSL cuando se usa el flujo \"Register with a Provider\""
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N",
          "attackVector": "NETWORK",
          "attackComplexity": "HIGH",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "NONE",
          "integrityImpact": "HIGH",
          "availabilityImpact": "NONE",
          "baseScore": 5.9,
          "baseSeverity": "MEDIUM"
        },
        "exploitabilityScore": 2.2,
        "impactScore": 3.6
      }
    ],
    "cvssMetricV2": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "2.0",
          "vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N",
          "accessVector": "NETWORK",
          "accessComplexity": "MEDIUM",
          "authentication": "NONE",
          "confidentialityImpact": "NONE",
          "integrityImpact": "PARTIAL",
          "availabilityImpact": "NONE",
          "baseScore": 4.3
        },
        "baseSeverity": "MEDIUM",
        "exploitabilityScore": 8.6,
        "impactScore": 2.9,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-295"
        }
      ]
    },
    {
      "source": "support@hackerone.com",
      "type": "Secondary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-295"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:nextcloud:desktop:*:*:*:*:*:*:*:*",
              "versionEndExcluding": "3.1.3",
              "matchCriteriaId": "6B91F382-D9ED-4928-90D2-3ED9DBFAF550"
            }
          ]
        }
      ]
    },
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "07B237A9-69A3-4A9C-9DA0-4E06BD37AE73"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "FA6FEEC2-9F11-4643-8827-749718254FED"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://github.com/nextcloud/desktop/pull/2926",
      "source": "support@hackerone.com",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://github.com/nextcloud/desktop/releases/tag/v3.1.3",
      "source": "support@hackerone.com",
      "tags": [
        "Release Notes",
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://github.com/nextcloud/security-advisories/security/advisories/GHSA-qpgp-vf4p-wcw5",
      "source": "support@hackerone.com",
      "tags": [
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://hackerone.com/reports/903424",
      "source": "support@hackerone.com",
      "tags": [
        "Exploit",
        "Issue Tracking",
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://www.debian.org/security/2021/dsa-4974",
      "source": "support@hackerone.com",
      "tags": [
        "Third Party Advisory"
      ]
    }
  ]
}