Security advisory

{
  "id": "7383caa297bb41f3b48930c9e6d719c7808693934ae8293fcdc485a5e46b6cdd",
  "url": "https://osv.dev/vulnerability/CVE-2024-27903",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2024-27903",
    "summary": "OpenVPN plug-ins on Windows with OpenVPN 2.6.9 and earlier could be loaded from any directory, which allows an attacker to load an arbitrary plug-in which can be used to interact with the privileged OpenVPN interactive service.",
    "evidence": "osv:CVE-2024-27903",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2024-27903",
      "aliases": [
        "CVE-2024-27903"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/openvpn/openvpn",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "fccae1fa71140bd66f4a57597ca3c7307ba05b30"
                },
                {
                  "introduced": "b999466418dddb89721be5455f03bacd9b221b1d"
                },
                {
                  "fixed": "ba0f62fb950c56a0f992b1f8269bdeac209d4e55"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:openvpn:openvpn:*:*:*:*:community:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "2.5.10"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:openvpn:openvpn:*:*:*:*:community:*:*:*",
                    "range": [
                      {
                        "introduced": "2.6.0"
                      },
                      {
                        "fixed": "2.6.10"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v2.6.9",
            "v2.6.8",
            "v2.6.7",
            "v2.6.6",
            "v2.6.5",
            "v2.6.4",
            "v2.5.9",
            "v2.6.3",
            "v2.6.2",
            "v2.6.1",
            "v2.6.0",
            "v2.5.8",
            "v2.5.7",
            "v2.5.6",
            "v2.5.5",
            "v2.5.4",
            "v2.5.3",
            "v2.5.2",
            "v2.5.1",
            "v2.5.0",
            "v2.5_rc3",
            "v2.5_rc2",
            "v2.5_rc1",
            "v2.5_beta4",
            "v2.5_beta3",
            "v2.5_beta2",
            "v2.5_beta1",
            "v2.4_rc2",
            "v2.4_rc1",
            "v2.4_beta2",
            "v2.4_beta1",
            "v2.4_alpha2",
            "v2.4_alpha1",
            "v2.3_beta1",
            "v2.3_alpha3",
            "v2.3_alpha2",
            "v2.3-alpha1",
            "v2.2-RC2",
            "v2.2-RC",
            "v2.2-beta5",
            "v2.2-beta4",
            "v2.1.3",
            "v2.1.2",
            "v2.1.1",
            "v2.1.0",
            "v2.1_rc22",
            "v2.1_rc21",
            "v2.1_rc20",
            "v2.1_rc19",
            "v2.1_rc18",
            "v2.1_rc17",
            "v2.1_rc16",
            "v2.1_rc15",
            "v2.1_rc14",
            "v2.1_rc13",
            "v2.1_rc12",
            "v2.1_rc11",
            "v2.1_rc10",
            "v2.1_rc9",
            "v2.1_rc8",
            "v2.1_rc7",
            "v2.1_rc6",
            "v2.1_rc5",
            "v2.1_rc4",
            "v2.1_rc3",
            "v2.1_rc2",
            "v2.1_rc1"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2024-27903.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:29.257930490Z",
      "provider": "osv",
      "references": [
        "https://community.openvpn.net/openvpn/wiki/CVE-2024-27903",
        "https://www.mail-archive.com/openvpn-users@lists.sourceforge.net/msg07534.html",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/27xxx/CVE-2024-27903.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2024-27903",
        "https://openvpn.net/security-advisory/ovpnx-vulnerability-cve-2024-27903-cve-2024-27459-cve-2024-24974/"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-283"
        ],
        "cna_assigner": "OpenVPN",
        "unresolved_ranges": [
          {
            "extracted_events": [
              {
                "range": [
                  {
                    "last_affected": "2.6.9"
                  }
                ],
                "source": "AFFECTED_FIELD",
                "strategy": "VersionTextExtraction"
              }
            ]
          }
        ],
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/27xxx/CVE-2024-27903.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2024-27903",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 496317,
  "published_at": "2024-07-08T10:27:40.125+00:00"
}