{
  "cveId": "CVE-2018-8429",
  "url": "https://patchblox.com/security/cve/CVE-2018-8429",
  "summary": "CVE-2018-8429 is fixed in 9 products on 1 platform, first by KB4227175, released September 11, 2018. It is not reported as exploited. Patch Radar priority: High.",
  "title": "Microsoft Excel Information Disclosure Vulnerability",
  "description": "\u003Cp\u003EAn information disclosure vulnerability exists when Microsoft Excel improperly discloses the contents of its memory. An attacker who exploited the vulnerability could access information previously deleted from the active worksheet.\u003C/p\u003E\n\u003Cp\u003ETo exploit the vulnerability, an attacker could craft a special document file and then convince the user to open it.\u003C/p\u003E\n\u003Cp\u003EThe update addresses the vulnerability by changing the way certain Excel functions handle objects in memory.\u003C/p\u003E",
  "published": "2018-09-11T07:00:00Z",
  "severity": "Important",
  "epss": 0.12255,
  "epssPercentile": 0.96198,
  "priority": "High",
  "priorityTier": 3,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "exploitabilityAssessment": "Exploitation Less Likely",
  "vendorAdvisory": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2018-8429",
  "fixes": [
    {
      "platform": "microsoft",
      "product": "Microsoft Excel 2010 Service Pack 2 (32-bit editions)",
      "fixedVersion": "",
      "fix": "KB4227175",
      "url": "https://patchblox.com/security/fix/microsoft/kb4227175",
      "released": "2018-09-11T07:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Microsoft Excel 2010 Service Pack 2 (64-bit editions)",
      "fixedVersion": "",
      "fix": "KB4227175",
      "url": "https://patchblox.com/security/fix/microsoft/kb4227175",
      "released": "2018-09-11T07:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Microsoft Excel 2013 RT Service Pack 1",
      "fixedVersion": "",
      "fix": "KB4092479",
      "url": "https://patchblox.com/security/fix/microsoft/kb4092479",
      "released": "2018-09-11T07:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Microsoft Excel 2013 Service Pack 1 (32-bit editions)",
      "fixedVersion": "",
      "fix": "KB4092479",
      "url": "https://patchblox.com/security/fix/microsoft/kb4092479",
      "released": "2018-09-11T07:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Microsoft Excel 2013 Service Pack 1 (64-bit editions)",
      "fixedVersion": "",
      "fix": "KB4092479",
      "url": "https://patchblox.com/security/fix/microsoft/kb4092479",
      "released": "2018-09-11T07:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Microsoft Excel 2016 (32-bit edition)",
      "fixedVersion": "",
      "fix": "KB4092460",
      "url": "https://patchblox.com/security/fix/microsoft/kb4092460",
      "released": "2018-09-11T07:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Microsoft Excel 2016 (64-bit edition)",
      "fixedVersion": "",
      "fix": "KB4092460",
      "url": "https://patchblox.com/security/fix/microsoft/kb4092460",
      "released": "2018-09-11T07:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Microsoft Excel Viewer 2007 Service Pack 3",
      "fixedVersion": "",
      "fix": "KB4092467",
      "url": "https://patchblox.com/security/fix/microsoft/kb4092467",
      "released": "2018-09-11T07:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Microsoft Office Compatibility Pack Service Pack 3",
      "fixedVersion": "",
      "fix": "KB4092466",
      "url": "https://patchblox.com/security/fix/microsoft/kb4092466",
      "released": "2018-09-11T07:00:00Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-07T12:40:37Z"
}