{
    "id": "CVE-2016-3237",
    "published": "2016-08-09 21:59:00",
    "last_modified": "2026-06-17 00:45:20",
    "cvss_score": "7.5",
    "cvss_severity": "HIGH",
    "cvss_version": "3.0",
    "cvss_vector": "CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H",
    "cwe": "CWE-264",
    "description": "Kerberos in Microsoft Windows Vista SP2; Windows Server 2008 SP2 and R2 SP1; Windows 7 SP1; Windows 8.1; Windows Server 2012 Gold and R2; Windows RT 8.1; and Windows 10 Gold, 1511, and 1607 allows man-in-the-middle attackers to bypass authentication via vectors related to a fallback to NTLM authentication during a domain account password change, aka \"Kerberos Security Feature Bypass Vulnerability.\"",
    "epss_score": "0.17181",
    "epss_percentile": "0.97000",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 1,
    "updated_at": "2026-09-30 18:17:15",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "A public exploit exists."
    },
    "products": [
        {
            "vendor": "microsoft",
            "product": "windows_10"
        },
        {
            "vendor": "microsoft",
            "product": "windows_7"
        },
        {
            "vendor": "microsoft",
            "product": "windows_8.1"
        },
        {
            "vendor": "microsoft",
            "product": "windows_rt"
        },
        {
            "vendor": "microsoft",
            "product": "windows_rt_8.1"
        },
        {
            "vendor": "microsoft",
            "product": "windows_server_2008"
        },
        {
            "vendor": "microsoft",
            "product": "windows_server_2012"
        },
        {
            "vendor": "microsoft",
            "product": "windows_vista"
        }
    ],
    "kev_detail": null,
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "40409",
            "title": "Microsoft Windows Kerberos - Security Feature Bypass (MS16-101)",
            "date": "2016-09-22",
            "url": "https://www.exploit-db.com/exploits/40409"
        }
    ],
    "refs_list": [
        "http://www.securityfocus.com/bid/92290",
        "http://www.securitytracker.com/id/1036576",
        "https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-101",
        "https://www.exploit-db.com/exploits/40409/",
        "http://www.securityfocus.com/bid/92290",
        "http://www.securitytracker.com/id/1036576",
        "https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-101",
        "https://www.exploit-db.com/exploits/40409/"
    ]
}