{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "versions": [
              {
                "introduced": "0"
              },
              {
                "fixed": "9.0.52"
              },
              {
                "introduced": "0"
              },
              {
                "fixed": "9.0.4"
              }
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "6d9809ef452d73b53d3d70493d9a92ee64bd528f"
            },
            {
              "introduced": "0"
            },
            {
              "fixed": "6f4931a085bcd26346bdfdf7c5a6f832df78d473"
            },
            {
              "fixed": "1208953ba1d4d55a18a639846bbcdd66a2d5bc5e"
            }
          ],
          "repo": "https://github.com/nextcloud/server",
          "type": "GIT"
        },
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "23383080731d092e079986464a8c4c9ffcb79f4c"
            },
            {
              "fixed": "3b056fa68ce502ceb0db9b446dab3b9e7b10dd13"
            },
            {
              "fixed": "c93eca49c32428ece03dd67042772d5fa62c8d6e"
            },
            {
              "fixed": "d31720b6f1e8c8dfeb5e8805ab35ad7c8000b2f1"
            }
          ],
          "repo": "https://github.com/owncloud/core",
          "type": "GIT"
        }
      ]
    }
  ],
  "details": "Nextcloud Server before 9.0.52 \u0026 ownCloud Server before 9.0.4 are not properly verifying restore privileges when restoring a file. The restore capability of Nextcloud/ownCloud was not verifying whether a user has only read-only access to a share. Thus a user with read-only access was able to restore old versions.",
  "id": "CVE-2016-9462",
  "modified": "2026-04-01T23:10:13.386088908Z",
  "published": "2017-03-28T02:59:00.887Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "http://www.securityfocus.com/bid/97285"
    },
    {
      "type": "FIX",
      "url": "https://github.com/owncloud/core/commit/c93eca49c32428ece03dd67042772d5fa62c8d6e"
    },
    {
      "type": "FIX",
      "url": "https://owncloud.org/security/advisory/?id=oc-sa-2016-015"
    },
    {
      "type": "FIX",
      "url": "https://github.com/owncloud/core/commit/d31720b6f1e8c8dfeb5e8805ab35ad7c8000b2f1"
    },
    {
      "type": "FIX",
      "url": "https://nextcloud.com/security/advisory/?id=nc-sa-2016-005"
    },
    {
      "type": "FIX",
      "url": "https://github.com/nextcloud/server/commit/1208953ba1d4d55a18a639846bbcdd66a2d5bc5e"
    },
    {
      "type": "FIX",
      "url": "https://github.com/owncloud/core/commit/23383080731d092e079986464a8c4c9ffcb79f4c"
    },
    {
      "type": "FIX",
      "url": "https://github.com/owncloud/core/commit/3b056fa68ce502ceb0db9b446dab3b9e7b10dd13"
    },
    {
      "type": "EVIDENCE",
      "url": "https://hackerone.com/reports/146067"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N",
      "type": "CVSS_V3"
    }
  ]
}