Security advisory

{
  "id": "bac47f11cda11ae61b9b6e65deba143e1a08a2a00c634d45fdbe1c9153856d91",
  "url": "https://osv.dev/vulnerability/CVE-2018-1000550",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2018-1000550",
    "summary": "The Sympa Community Sympa version prior to version 6.2.32 contains a Directory Traversal vulnerability in wwsympa.fcgi template editing function that can result in Possibility to create or modify files on the server filesystem. This attack appear to be exploitable via HTTP GET/POST request. This vulnerability appears to have been fixed in 6.2.32.",
    "evidence": "osv:CVE-2018-1000550",
    "products": [],
    "severity": "critical",
    "structured": {
      "id": "CVE-2018-1000550",
      "aliases": [
        "CVE-2018-1000550"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/sympa-community/sympa",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "55a07dd8688f616e180915022a8423f9bee5e554"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:sympa:sympa:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "6.2.32"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "6.2.26",
            "6.2.16",
            "6.2.25b.3",
            "6.2.22",
            "6.2.30",
            "6.2.28",
            "6.2.25b.2",
            "6.2.25b.1",
            "6.2.24",
            "6.2.23b.3",
            "6.2.23b.2",
            "6.2.23b.1",
            "6.2.20",
            "6.2.19b.2",
            "6.2.19b.1",
            "6.2.18",
            "6.2.17b.2",
            "6.2.17b.1"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-1000550.json"
          }
        }
      ],
      "modified": "2026-10-24T10:30:40.824805332Z",
      "provider": "osv",
      "references": [
        "https://usn.ubuntu.com/4442-1/",
        "https://lists.debian.org/debian-lts-announce/2018/07/msg00033.html",
        "https://www.debian.org/security/2018/dsa-4285",
        "https://sympa-community.github.io/security/2018-001.html"
      ],
      "provider_metadata": {
        "unresolved_ranges": [
          {
            "cpes": [
              "cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*"
            ],
            "vendor_product": "debian:debian_linux",
            "extracted_events": [
              {
                "range": [
                  {
                    "introduced": "8.0"
                  },
                  {
                    "last_affected": "8.0"
                  }
                ],
                "source": "CPE_STRING"
              }
            ]
          }
        ]
      }
    },
    "related_cves": [
      {
        "value": "CVE-2018-1000550",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 435016,
  "published_at": "2018-06-26T16:29:02.57+00:00"
}