Security advisory

{
  "id": "04ab0962655fb5b82790cf2a31af1b1c7695fdf615a04bd3d136543c806e165d",
  "url": "https://osv.dev/vulnerability/CVE-2018-11778",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2018-11778",
    "summary": "UnixAuthenticationService in Apache Ranger 1.2.0 was updated to correctly handle user input to avoid Stack-based buffer overflow. Versions prior to 1.2.0 should be upgraded to 1.2.0",
    "evidence": "osv:CVE-2018-11778",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2018-11778",
      "aliases": [
        "CVE-2018-11778",
        "GHSA-c99h-fgqm-6679"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/apache/ranger",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "39ec5a38913e1d852cffecbdb8688b2370b6318f"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:apache:ranger:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "1.2.0"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "ranger-0.6.0-rc1",
            "ranger-0.4.0-rc0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-11778.json"
          }
        }
      ],
      "modified": "2026-10-24T10:30:50.931437098Z",
      "provider": "osv",
      "references": [
        "https://lists.apache.org/thread.html/r04bc435a92911de4b52d2b98f169bd7cf2e8bbeb53b03788df8f932c%40%3Cdev.ranger.apache.org%3E",
        "https://lists.apache.org/thread.html/rd88077a781ef38f7687c100f93992f4dda8aa101925050c4af470998%40%3Cdev.ranger.apache.org%3E",
        "https://cwiki.apache.org/confluence/display/RANGER/Vulnerabilities+found+in+Ranger",
        "https://seclists.org/oss-sec/2018/q4/11"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2018-11778",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 437370,
  "published_at": "2018-10-05T19:29:00.307+00:00"
}