{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "versions": [
              {
                "introduced": "0"
              },
              {
                "fixed": "8.3.0"
              }
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "42e323aa14b5efdc3a75594bf02faec26ebb35cd"
            }
          ],
          "repo": "https://github.com/concretecms/concretecms",
          "type": "GIT"
        }
      ]
    }
  ],
  "details": "An issue was discovered in tools/conversations/view_ajax.php in Concrete5 before 8.3.0. An unauthenticated user can enumerate comments from all blog posts by POSTing requests to /index.php/tools/required/conversations/view_ajax with incremental 'cnvID' integers.",
  "id": "CVE-2017-18195",
  "modified": "2026-03-13T21:52:12.969332141Z",
  "published": "2018-02-26T17:29:00.227Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/concrete5/concrete5/releases/tag/8.3.0"
    },
    {
      "type": "FIX",
      "url": "https://github.com/concrete5/concrete5/pull/6008/files"
    },
    {
      "type": "EVIDENCE",
      "url": "https://github.com/r3naissance/NSE/blob/master/http-vuln-cve2017-18195.nse"
    },
    {
      "type": "EVIDENCE",
      "url": "https://www.exploit-db.com/exploits/44194/"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N",
      "type": "CVSS_V3"
    }
  ]
}