{
    "id": "CVE-2018-8405",
    "published": "2018-08-15 17:29:10",
    "last_modified": "2026-06-17 02:04:47",
    "cvss_score": "7.8",
    "cvss_severity": "HIGH",
    "cvss_version": "3.1",
    "cvss_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
    "cwe": "CWE-404",
    "description": "An elevation of privilege vulnerability exists when the DirectX Graphics Kernel (DXGKRNL) driver improperly handles objects in memory, aka \"DirectX Graphics Kernel Elevation of Privilege Vulnerability.\" This affects Windows Server 2012 R2, Windows RT 8.1, Windows Server 2016, Windows 8.1, Windows 10, Windows 10 Servers. This CVE ID is unique from CVE-2018-8400, CVE-2018-8401, CVE-2018-8406.",
    "epss_score": "0.03444",
    "epss_percentile": "0.88562",
    "kev": 1,
    "kev_due": "2022-04-18",
    "has_exploit": 0,
    "updated_at": "2026-09-27 18:17:22",
    "priority": {
        "rank": 1,
        "label": "Patch first",
        "why": "On CISA KEV — known exploited in the wild, due 2022-04-18."
    },
    "products": [
        {
            "vendor": "microsoft",
            "product": "windows_10_1507"
        },
        {
            "vendor": "microsoft",
            "product": "windows_10_1607"
        },
        {
            "vendor": "microsoft",
            "product": "windows_10_1703"
        },
        {
            "vendor": "microsoft",
            "product": "windows_10_1709"
        },
        {
            "vendor": "microsoft",
            "product": "windows_10_1803"
        },
        {
            "vendor": "microsoft",
            "product": "windows_8.1"
        },
        {
            "vendor": "microsoft",
            "product": "windows_rt_8.1"
        },
        {
            "vendor": "microsoft",
            "product": "windows_server_1709"
        },
        {
            "vendor": "microsoft",
            "product": "windows_server_1803"
        },
        {
            "vendor": "microsoft",
            "product": "windows_server_2012"
        },
        {
            "vendor": "microsoft",
            "product": "windows_server_2016"
        }
    ],
    "kev_detail": {
        "cve_id": "CVE-2018-8405",
        "date_added": "2022-03-28",
        "due_date": "2022-04-18",
        "vendor": "Microsoft",
        "product": "DirectX Graphics Kernel (DXGKRNL)",
        "name": "Microsoft DirectX Graphics Kernel Privilege Escalation Vulnerability",
        "ransomware": 1
    },
    "exploits": [],
    "refs_list": [
        "http://www.securityfocus.com/bid/105011",
        "http://www.securitytracker.com/id/1041461",
        "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8405",
        "http://www.securityfocus.com/bid/105011",
        "http://www.securitytracker.com/id/1041461",
        "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8405",
        "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-8405"
    ]
}