Security advisory

{
  "id": "f85f74ba4dc6ae89834078ed78a61beab554f1b1b748ed05364dce1d7f4564eb",
  "url": "https://osv.dev/vulnerability/CVE-2018-5954",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2018-5954",
    "summary": "phpFreeChat 1.7 and earlier allows remote attackers to cause a denial of service by sending a large number of connect commands.",
    "evidence": "osv:CVE-2018-5954",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2018-5954",
      "aliases": [
        "CVE-2018-5954"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/kerphi/phpfreechat",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "last_affected": "a971f190bafbf2b6b4c971a6d888856aab00da87"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:phpfreechat:phpfreechat:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "last_affected": "1.7"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "1.7",
            "1.6",
            "1.5",
            "1.4",
            "1.3",
            "1.2",
            "1.1",
            "1.0-final",
            "1.0-beta11",
            "1.0-beta10",
            "1.0-beta9",
            "1.0-beta8",
            "1.0-beta7",
            "1.0-beta6",
            "1.0-beta5",
            "1.0-beta4",
            "1.0-beta2",
            "1.0-beta",
            "0.9.1",
            "0.9",
            "0.8",
            "0.7",
            "0.6",
            "0.5",
            "0.4",
            "0.3",
            "0.2",
            "0.1"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-5954.json"
          }
        }
      ],
      "modified": "2026-10-24T10:30:46.014256476Z",
      "provider": "osv",
      "references": [
        "https://www.exploit-db.com/exploits/43852/"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2018-5954",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 436242,
  "published_at": "2018-01-25T16:29:00.447+00:00"
}