{
  "id": "CVE-2018-8611",
  "url": "https://spydr.io/cve/CVE-2018-8611",
  "published": "2018-12-12T00:29:00.933Z",
  "modified": "2026-06-17T02:05:11.560Z",
  "score": 7.8,
  "severity": "high",
  "cvss_version": "3.1",
  "vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
  "score_source": "NVD",
  "epss": 0.04196,
  "epss_percentile": 0.90681,
  "exploited": true,
  "kev": {
    "added": "2022-05-24",
    "due": "2022-06-14",
    "action": "Apply updates per vendor instructions.",
    "ransomware": "Unknown",
    "name": "Microsoft Windows Kernel Privilege Escalation Vulnerability",
    "notes": "https://nvd.nist.gov/vuln/detail/CVE-2018-8611"
  },
  "ssvc_exploitation": "active",
  "vendors": [
    "Microsoft"
  ],
  "products": [
    "Microsoft Windows 7",
    "Microsoft Windows Server 2012 R2",
    "Microsoft Windows RT 8.1",
    "Microsoft Windows Server 2008",
    "Microsoft Windows Server 2019",
    "Microsoft Windows Server 2012",
    "Microsoft Windows 8.1",
    "Microsoft Windows Server 2016",
    "Microsoft Windows Server 2008 R2",
    "Microsoft Windows 10",
    "Microsoft Windows 10 Servers"
  ],
  "cwes": [
    "CWE-404"
  ],
  "description": "An elevation of privilege vulnerability exists when the Windows kernel fails to properly handle objects in memory, aka \"Windows Kernel Elevation of Privilege Vulnerability.\" This affects Windows 7, Windows Server 2012 R2, Windows RT 8.1, Windows Server 2008, Windows Server 2019, Windows Server 2012, Windows 8.1, Windows Server 2016, Windows Server 2008 R2, Windows 10, Windows 10 Servers.",
  "status": "Analyzed",
  "score_type": "Primary",
  "scores": {
    "cvss_v40": null,
    "cvss_v31": 7.8,
    "cvss_v30": null
  },
  "references": [
    {
      "url": "http://www.securityfocus.com/bid/106082",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ]
    },
    {
      "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8611",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ]
    },
    {
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-8611",
      "tags": [
        "US Government Resource"
      ]
    }
  ],
  "nvd_url": "https://nvd.nist.gov/vuln/detail/CVE-2018-8611",
  "covered_in": [],
  "attribution": [
    {
      "source": "NVD",
      "url": "https://nvd.nist.gov",
      "notice": "This product uses data from the NVD API but is not endorsed or certified by the NVD."
    },
    {
      "source": "CISA KEV",
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog",
      "notice": "Known exploited vulnerabilities from the CISA KEV catalog."
    },
    {
      "source": "FIRST EPSS",
      "url": "https://www.first.org/epss",
      "notice": "Exploit prediction scores from FIRST EPSS."
    }
  ]
}