{
  "cveId": "CVE-2018-8621",
  "url": "https://patchblox.com/security/cve/CVE-2018-8621",
  "summary": "CVE-2018-8621 is fixed in 7 products on 1 platform, first by KB4471328, released December 11, 2018. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "Windows Kernel Information Disclosure Vulnerability",
  "description": "\u003Cp\u003EAn information disclosure vulnerability exists when the Windows kernel improperly handles objects in memory. An attacker who successfully exploited this vulnerability could obtain information to further compromise the user\u2019s system.\u003C/p\u003E\n\u003Cp\u003EAn authenticated attacker could exploit this vulnerability by running a specially crafted application.\u003C/p\u003E\n\u003Cp\u003EThe update addresses the vulnerability by correcting how the Windows kernel handles objects in memory.\u003C/p\u003E",
  "published": "2018-12-11T08:00:00Z",
  "severity": "Important",
  "cvss": 4.7,
  "epss": 0.01835,
  "epssPercentile": 0.7905,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "exploitabilityAssessment": "N/A",
  "vendorAdvisory": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2018-8621",
  "fixes": [
    {
      "platform": "microsoft",
      "product": "Windows 7 for 32-bit Systems Service Pack 1",
      "fixedVersion": "",
      "fix": "KB4471328",
      "url": "https://patchblox.com/security/fix/microsoft/kb4471328",
      "released": "2018-12-11T08:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 7 for 32-bit Systems Service Pack 1",
      "fixedVersion": "",
      "fix": "KB4471318",
      "url": "https://patchblox.com/security/fix/microsoft/kb4471318",
      "released": "2018-12-11T08:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 7 for x64-based Systems Service Pack 1",
      "fixedVersion": "",
      "fix": "KB4471328",
      "url": "https://patchblox.com/security/fix/microsoft/kb4471328",
      "released": "2018-12-11T08:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 7 for x64-based Systems Service Pack 1",
      "fixedVersion": "",
      "fix": "KB4471318",
      "url": "https://patchblox.com/security/fix/microsoft/kb4471318",
      "released": "2018-12-11T08:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2008 R2 for Itanium-Based Systems Service Pack 1",
      "fixedVersion": "",
      "fix": "KB4471328",
      "url": "https://patchblox.com/security/fix/microsoft/kb4471328",
      "released": "2018-12-11T08:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2008 R2 for Itanium-Based Systems Service Pack 1",
      "fixedVersion": "",
      "fix": "KB4471318",
      "url": "https://patchblox.com/security/fix/microsoft/kb4471318",
      "released": "2018-12-11T08:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2008 R2 for x64-based Systems Service Pack 1",
      "fixedVersion": "",
      "fix": "KB4471328",
      "url": "https://patchblox.com/security/fix/microsoft/kb4471328",
      "released": "2018-12-11T08:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2008 R2 for x64-based Systems Service Pack 1",
      "fixedVersion": "",
      "fix": "KB4471318",
      "url": "https://patchblox.com/security/fix/microsoft/kb4471318",
      "released": "2018-12-11T08:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation)",
      "fixedVersion": "",
      "fix": "KB4471328",
      "url": "https://patchblox.com/security/fix/microsoft/kb4471328",
      "released": "2018-12-11T08:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation)",
      "fixedVersion": "",
      "fix": "KB4471318",
      "url": "https://patchblox.com/security/fix/microsoft/kb4471318",
      "released": "2018-12-11T08:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2012",
      "fixedVersion": "",
      "fix": "KB4471330",
      "url": "https://patchblox.com/security/fix/microsoft/kb4471330",
      "released": "2018-12-11T08:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2012",
      "fixedVersion": "",
      "fix": "KB4471326",
      "url": "https://patchblox.com/security/fix/microsoft/kb4471326",
      "released": "2018-12-11T08:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2012 (Server Core installation)",
      "fixedVersion": "",
      "fix": "KB4471330",
      "url": "https://patchblox.com/security/fix/microsoft/kb4471330",
      "released": "2018-12-11T08:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2012 (Server Core installation)",
      "fixedVersion": "",
      "fix": "KB4471326",
      "url": "https://patchblox.com/security/fix/microsoft/kb4471326",
      "released": "2018-12-11T08:00:00Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-07T18:46:35Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}