{
    "id": "CVE-2017-12166",
    "published": "2017-10-04 01:29:02",
    "last_modified": "2026-06-17 01:02:48",
    "cvss_score": "9.8",
    "cvss_severity": "CRITICAL",
    "cvss_version": "3.1",
    "cvss_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
    "cwe": "CWE-787",
    "description": "OpenVPN versions before 2.3.3 and 2.4.x before 2.4.4 are vulnerable to a buffer overflow vulnerability when key-method 1 is used, possibly resulting in code execution.",
    "epss_score": "0.03629",
    "epss_percentile": "0.89245",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 0,
    "updated_at": "2026-10-09 18:17:17",
    "priority": {
        "rank": 3,
        "label": "In your normal cycle",
        "why": "Critical by CVSS (9.8), but no sign of active exploitation."
    },
    "products": [
        {
            "vendor": "debian",
            "product": "debian_linux"
        },
        {
            "vendor": "openvpn",
            "product": "openvpn"
        }
    ],
    "kev_detail": null,
    "exploits": [],
    "refs_list": [
        "http://www.securityfocus.com/bid/101153",
        "http://www.securitytracker.com/id/1039470",
        "https://community.openvpn.net/openvpn/wiki/CVE-2017-12166",
        "https://lists.debian.org/debian-lts-announce/2022/05/msg00002.html",
        "http://www.securityfocus.com/bid/101153",
        "http://www.securitytracker.com/id/1039470",
        "https://community.openvpn.net/openvpn/wiki/CVE-2017-12166",
        "https://lists.debian.org/debian-lts-announce/2022/05/msg00002.html"
    ]
}