fkie_cve-2023-39952
Vulnerability from fkie_nvd
Published
2023-08-10 14:15
Modified
2024-11-21 08:16
Severity ?
6.5 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
6.5 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Summary
Nextcloud Server provides data storage for Nextcloud, an open source cloud platform. Starting in version 22.0.0 and prior to versions 22.2.10.13, 23.0.12.8, 24.0.12.4, 25.0.8, 26.0.3, and 27.0.1, a user can access files inside a subfolder of a groupfolder accessible to them, even if advanced permissions would block access to the subfolder. Nextcloud Server versions 25.0.8, 26.0.3, and 27.0.1 and Nextcloud Enterprise Server versions 22.2.10.13, 23.0.12.8, 24.0.12.4, 25.0.8, 26.0.3, and 27.0.1 contain a patch for this issue. No known workarounds are available.
References
security-advisories@github.comhttps://github.com/nextcloud/groupfolders/issues/1906Issue Tracking, Third Party Advisory
security-advisories@github.comhttps://github.com/nextcloud/security-advisories/security/advisories/GHSA-cq8w-v4fh-4rjqPatch, Vendor Advisory
security-advisories@github.comhttps://github.com/nextcloud/server/pull/38890Patch
security-advisories@github.comhttps://hackerone.com/reports/1808079Permissions Required
af854a3a-2127-422b-91ae-364da2661108https://github.com/nextcloud/groupfolders/issues/1906Issue Tracking, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/nextcloud/security-advisories/security/advisories/GHSA-cq8w-v4fh-4rjqPatch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/nextcloud/server/pull/38890Patch
af854a3a-2127-422b-91ae-364da2661108https://hackerone.com/reports/1808079Permissions Required
Impacted products
Vendor Product Version
nextcloud nextcloud_server *
nextcloud nextcloud_server *
nextcloud nextcloud_server *
nextcloud nextcloud_server *
nextcloud nextcloud_server *
nextcloud nextcloud_server *
nextcloud nextcloud_server *
nextcloud nextcloud_server 27.0.0
nextcloud nextcloud_server 27.0.0


To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:enterprise:*:*:*",
              "matchCriteriaId": "2A984DB5-B23A-4A3B-974F-9859A3FE5782",
              "versionEndExcluding": "22.2.10.13",
              "versionStartIncluding": "22.0.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:enterprise:*:*:*",
              "matchCriteriaId": "00E5E519-BCEC-47AB-BD6C-3B45C7475320",
              "versionEndExcluding": "23.0.12.8",
              "versionStartIncluding": "23.0.0",
              "vulnerable": true
            },
            {
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              "versionEndExcluding": "24.0.12.4",
              "versionStartIncluding": "24.0.0",
              "vulnerable": true
            },
            {
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              "matchCriteriaId": "A2EE7242-A7BB-4FE3-8617-9C355C68EB2A",
              "versionEndExcluding": "25.0.8",
              "versionStartIncluding": "25.0.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:enterprise:*:*:*",
              "matchCriteriaId": "05C7C20F-A320-425C-BECF-E895E5ACF1CF",
              "versionEndExcluding": "25.0.8",
              "versionStartIncluding": "25.0.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:-:*:*:*",
              "matchCriteriaId": "636E2B84-2F89-4F35-9ADF-BCB1761B2E2D",
              "versionEndExcluding": "26.0.3",
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              "vulnerable": true
            },
            {
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            },
            {
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              "matchCriteriaId": "13650329-BCD1-4FDB-9446-5133C0EDC905",
              "vulnerable": true
            },
            {
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              "matchCriteriaId": "DB1974B0-31C5-4E22-9E8C-BD40C6B54D0C",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Nextcloud Server provides data storage for Nextcloud, an open source cloud platform. Starting in version 22.0.0 and prior to versions 22.2.10.13, 23.0.12.8, 24.0.12.4, 25.0.8, 26.0.3, and 27.0.1, a user can access files inside a subfolder of a groupfolder accessible to them, even if advanced permissions would block access to the subfolder. Nextcloud Server versions 25.0.8, 26.0.3, and 27.0.1 and Nextcloud Enterprise Server versions 22.2.10.13, 23.0.12.8, 24.0.12.4, 25.0.8, 26.0.3, and 27.0.1 contain a patch for this issue. No known workarounds are available."
    }
  ],
  "id": "CVE-2023-39952",
  "lastModified": "2024-11-21T08:16:06.220",
  "metrics": {
    "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": "security-advisories@github.com",
        "type": "Secondary"
      },
      {
        "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": "2023-08-10T14:15:15.270",
  "references": [
    {
      "source": "security-advisories@github.com",
      "tags": [
        "Issue Tracking",
        "Third Party Advisory"
      ],
      "url": "https://github.com/nextcloud/groupfolders/issues/1906"
    },
    {
      "source": "security-advisories@github.com",
      "tags": [
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        "Vendor Advisory"
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      "url": "https://github.com/nextcloud/security-advisories/security/advisories/GHSA-cq8w-v4fh-4rjq"
    },
    {
      "source": "security-advisories@github.com",
      "tags": [
        "Patch"
      ],
      "url": "https://github.com/nextcloud/server/pull/38890"
    },
    {
      "source": "security-advisories@github.com",
      "tags": [
        "Permissions Required"
      ],
      "url": "https://hackerone.com/reports/1808079"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Issue Tracking",
        "Third Party Advisory"
      ],
      "url": "https://github.com/nextcloud/groupfolders/issues/1906"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
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      "url": "https://github.com/nextcloud/security-advisories/security/advisories/GHSA-cq8w-v4fh-4rjq"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
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    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Permissions Required"
      ],
      "url": "https://hackerone.com/reports/1808079"
    }
  ],
  "sourceIdentifier": "security-advisories@github.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-284"
        }
      ],
      "source": "security-advisories@github.com",
      "type": "Primary"
    }
  ]
}


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