{
  "cveId": "CVE-2018-8378",
  "url": "https://patchblox.com/security/cve/CVE-2018-8378",
  "summary": "CVE-2018-8378 is fixed in 15 products on 1 platform, first by KB4022195, released August 14, 2018. It is not reported as exploited. Patch Radar priority: High.",
  "title": "Microsoft Office Information Disclosure Vulnerability",
  "description": "\u003Cp\u003EAn information disclosure vulnerability exists when Microsoft Office software reads out of bound memory due to an uninitialized variable, which could disclose the contents of memory. An attacker who successfully exploited the vulnerability could view out of bound memory.\u003C/p\u003E\n\u003Cp\u003EExploitation of the vulnerability requires that a user open a specially crafted file with an affected version of Microsoft Office software.\u003C/p\u003E\n\u003Cp\u003EThe security update addresses the vulnerability by properly initializing the affected variable.\u003C/p\u003E",
  "published": "2018-08-14T07:00:00Z",
  "severity": "Important",
  "epss": 0.07306,
  "epssPercentile": 0.94401,
  "priority": "High",
  "priorityTier": 3,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "exploitabilityAssessment": "Exploitation Less Likely",
  "vendorAdvisory": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2018-8378",
  "fixes": [
    {
      "platform": "microsoft",
      "product": "Microsoft Excel Viewer 2007 Service Pack 3",
      "fixedVersion": "",
      "fix": "KB4022195",
      "url": "https://patchblox.com/security/fix/microsoft/kb4022195",
      "released": "2018-08-14T07:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Microsoft Office 2010 Service Pack 2 (32-bit editions)",
      "fixedVersion": "",
      "fix": "KB4022198",
      "url": "https://patchblox.com/security/fix/microsoft/kb4022198",
      "released": "2018-08-14T07:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Microsoft Office 2010 Service Pack 2 (32-bit editions)",
      "fixedVersion": "",
      "fix": "KB3213636",
      "url": "https://patchblox.com/security/fix/microsoft/kb3213636",
      "released": "2018-08-14T07:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Microsoft Office 2010 Service Pack 2 (64-bit editions)",
      "fixedVersion": "",
      "fix": "KB4022198",
      "url": "https://patchblox.com/security/fix/microsoft/kb4022198",
      "released": "2018-08-14T07:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Microsoft Office 2010 Service Pack 2 (64-bit editions)",
      "fixedVersion": "",
      "fix": "KB3213636",
      "url": "https://patchblox.com/security/fix/microsoft/kb3213636",
      "released": "2018-08-14T07:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Microsoft Office 2013 RT Service Pack 1",
      "fixedVersion": "",
      "fix": "KB4032239",
      "url": "https://patchblox.com/security/fix/microsoft/kb4032239",
      "released": "2018-08-14T07:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Microsoft Office 2013 Service Pack 1 (32-bit editions)",
      "fixedVersion": "",
      "fix": "KB4032239",
      "url": "https://patchblox.com/security/fix/microsoft/kb4032239",
      "released": "2018-08-14T07:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Microsoft Office 2013 Service Pack 1 (64-bit editions)",
      "fixedVersion": "",
      "fix": "KB4032239",
      "url": "https://patchblox.com/security/fix/microsoft/kb4032239",
      "released": "2018-08-14T07:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Microsoft Office 2016 (32-bit edition)",
      "fixedVersion": "",
      "fix": "KB4032233",
      "url": "https://patchblox.com/security/fix/microsoft/kb4032233",
      "released": "2018-08-14T07:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Microsoft Office 2016 (64-bit edition)",
      "fixedVersion": "",
      "fix": "KB4032233",
      "url": "https://patchblox.com/security/fix/microsoft/kb4032233",
      "released": "2018-08-14T07:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Microsoft Office Web Apps 2010 Service Pack 2",
      "fixedVersion": "",
      "fix": "KB4032220",
      "url": "https://patchblox.com/security/fix/microsoft/kb4032220",
      "released": "2018-08-14T07:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Microsoft Office Web Apps 2013 Service Pack 1",
      "fixedVersion": "",
      "fix": "KB4022238",
      "url": "https://patchblox.com/security/fix/microsoft/kb4022238",
      "released": "2018-08-14T07:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Microsoft Office Word Viewer",
      "fixedVersion": "",
      "fix": "KB4092434",
      "url": "https://patchblox.com/security/fix/microsoft/kb4092434",
      "released": "2018-08-14T07:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Microsoft Office Word Viewer",
      "fixedVersion": "",
      "fix": "KB4092433",
      "url": "https://patchblox.com/security/fix/microsoft/kb4092433",
      "released": "2018-08-14T07:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Microsoft SharePoint Enterprise Server 2013 Service Pack 1",
      "fixedVersion": "",
      "fix": "KB4022234",
      "url": "https://patchblox.com/security/fix/microsoft/kb4022234",
      "released": "2018-08-14T07:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Microsoft SharePoint Enterprise Server 2013 Service Pack 1",
      "fixedVersion": "",
      "fix": "KB4018392",
      "url": "https://patchblox.com/security/fix/microsoft/kb4018392",
      "released": "2018-08-14T07:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Microsoft SharePoint Enterprise Server 2016",
      "fixedVersion": "",
      "fix": "KB4032256",
      "url": "https://patchblox.com/security/fix/microsoft/kb4032256",
      "released": "2018-08-14T07:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Microsoft SharePoint Server 2013 Service Pack 1",
      "fixedVersion": "",
      "fix": "KB4022236",
      "url": "https://patchblox.com/security/fix/microsoft/kb4022236",
      "released": "2018-08-14T07:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Word Automation Services on Microsoft SharePoint Server 2010 Service Pack 2",
      "fixedVersion": "",
      "fix": "KB4032215",
      "url": "https://patchblox.com/security/fix/microsoft/kb4032215",
      "released": "2018-08-14T07:00:00Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-07T12:40:37Z"
}