{
  "cveId": "CVE-2020-1261",
  "url": "https://patchblox.com/security/cve/CVE-2020-1261",
  "summary": "CVE-2020-1261 is fixed in 30 products on 1 platform, first by KB4561616, released June 9, 2020. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "Windows Error Reporting Information Disclosure Vulnerability",
  "description": "\u003Cp\u003EAn information disclosure vulnerability exists in the way Windows Error Reporting (WER) 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\u003ETo exploit the vulnerability, an attacker would have to log on to an affected system and run a specially crafted application or convince a target to run a crafted application.\u003C/p\u003E\n\u003Cp\u003EThe security update addresses the vulnerability by correcting the way WER handles objects in memory.\u003C/p\u003E",
  "published": "2020-06-09T12:00:00Z",
  "severity": "Important",
  "cvss": 5.5,
  "epss": 0.01296,
  "epssPercentile": 0.70516,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "exploitabilityAssessment": "Exploitation Less Likely",
  "vendorAdvisory": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2020-1261",
  "fixes": [
    {
      "platform": "microsoft",
      "product": "Windows 10 Version 1607 for 32-bit Systems",
      "fixedVersion": "14393.3750",
      "fix": "KB4561616",
      "url": "https://patchblox.com/security/fix/microsoft/kb4561616",
      "released": "2020-06-09T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 10 Version 1607 for x64-based Systems",
      "fixedVersion": "14393.3750",
      "fix": "KB4561616",
      "url": "https://patchblox.com/security/fix/microsoft/kb4561616",
      "released": "2020-06-09T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 10 Version 1709 for 32-bit Systems",
      "fixedVersion": "16299.1932",
      "fix": "KB4561602",
      "url": "https://patchblox.com/security/fix/microsoft/kb4561602",
      "released": "2020-06-09T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 10 Version 1709 for ARM64-based Systems",
      "fixedVersion": "16299.1932",
      "fix": "KB4561602",
      "url": "https://patchblox.com/security/fix/microsoft/kb4561602",
      "released": "2020-06-09T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 10 Version 1709 for x64-based Systems",
      "fixedVersion": "16299.1932",
      "fix": "KB4561602",
      "url": "https://patchblox.com/security/fix/microsoft/kb4561602",
      "released": "2020-06-09T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 10 Version 1803 for 32-bit Systems",
      "fixedVersion": "17134.1550",
      "fix": "KB4561621",
      "url": "https://patchblox.com/security/fix/microsoft/kb4561621",
      "released": "2020-06-09T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 10 Version 1803 for ARM64-based Systems",
      "fixedVersion": "17134.1550",
      "fix": "KB4561621",
      "url": "https://patchblox.com/security/fix/microsoft/kb4561621",
      "released": "2020-06-09T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 10 Version 1803 for x64-based Systems",
      "fixedVersion": "17134.1550",
      "fix": "KB4561621",
      "url": "https://patchblox.com/security/fix/microsoft/kb4561621",
      "released": "2020-06-09T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 10 Version 1809 for 32-bit Systems",
      "fixedVersion": "17763.1282",
      "fix": "KB4561608",
      "url": "https://patchblox.com/security/fix/microsoft/kb4561608",
      "released": "2020-06-09T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 10 Version 1809 for ARM64-based Systems",
      "fixedVersion": "17763.1282",
      "fix": "KB4561608",
      "url": "https://patchblox.com/security/fix/microsoft/kb4561608",
      "released": "2020-06-09T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 10 Version 1809 for x64-based Systems",
      "fixedVersion": "17763.1282",
      "fix": "KB4561608",
      "url": "https://patchblox.com/security/fix/microsoft/kb4561608",
      "released": "2020-06-09T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 10 Version 1903 for 32-bit Systems",
      "fixedVersion": "",
      "fix": "KB4560960",
      "url": "https://patchblox.com/security/fix/microsoft/kb4560960",
      "released": "2020-06-09T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 10 Version 1903 for ARM64-based Systems",
      "fixedVersion": "",
      "fix": "KB4560960",
      "url": "https://patchblox.com/security/fix/microsoft/kb4560960",
      "released": "2020-06-09T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 10 Version 1903 for x64-based Systems",
      "fixedVersion": "",
      "fix": "KB4560960",
      "url": "https://patchblox.com/security/fix/microsoft/kb4560960",
      "released": "2020-06-09T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 10 Version 1909 for 32-bit Systems",
      "fixedVersion": "",
      "fix": "KB4560960",
      "url": "https://patchblox.com/security/fix/microsoft/kb4560960",
      "released": "2020-06-09T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 10 Version 1909 for ARM64-based Systems",
      "fixedVersion": "",
      "fix": "KB4560960",
      "url": "https://patchblox.com/security/fix/microsoft/kb4560960",
      "released": "2020-06-09T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 10 Version 1909 for x64-based Systems",
      "fixedVersion": "",
      "fix": "KB4560960",
      "url": "https://patchblox.com/security/fix/microsoft/kb4560960",
      "released": "2020-06-09T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 10 Version 2004 for 32-bit Systems",
      "fixedVersion": "19041.329",
      "fix": "KB4557957",
      "url": "https://patchblox.com/security/fix/microsoft/kb4557957",
      "released": "2020-06-09T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 10 Version 2004 for ARM64-based Systems",
      "fixedVersion": "19041.329",
      "fix": "KB4557957",
      "url": "https://patchblox.com/security/fix/microsoft/kb4557957",
      "released": "2020-06-09T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 10 Version 2004 for x64-based Systems",
      "fixedVersion": "19041.329",
      "fix": "KB4557957",
      "url": "https://patchblox.com/security/fix/microsoft/kb4557957",
      "released": "2020-06-09T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 10 for 32-bit Systems",
      "fixedVersion": "10240.18608",
      "fix": "KB4561649",
      "url": "https://patchblox.com/security/fix/microsoft/kb4561649",
      "released": "2020-06-09T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows 10 for x64-based Systems",
      "fixedVersion": "10240.18608",
      "fix": "KB4561649",
      "url": "https://patchblox.com/security/fix/microsoft/kb4561649",
      "released": "2020-06-09T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2016",
      "fixedVersion": "14393.3750",
      "fix": "KB4561616",
      "url": "https://patchblox.com/security/fix/microsoft/kb4561616",
      "released": "2020-06-09T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2016 (Server Core installation)",
      "fixedVersion": "14393.3750",
      "fix": "KB4561616",
      "url": "https://patchblox.com/security/fix/microsoft/kb4561616",
      "released": "2020-06-09T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2019",
      "fixedVersion": "17763.1282",
      "fix": "KB4561608",
      "url": "https://patchblox.com/security/fix/microsoft/kb4561608",
      "released": "2020-06-09T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server 2019 (Server Core installation)",
      "fixedVersion": "17763.1282",
      "fix": "KB4561608",
      "url": "https://patchblox.com/security/fix/microsoft/kb4561608",
      "released": "2020-06-09T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server, version 1803  (Server Core Installation)",
      "fixedVersion": "17134.1550",
      "fix": "KB4561621",
      "url": "https://patchblox.com/security/fix/microsoft/kb4561621",
      "released": "2020-06-09T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server, version 1903 (Server Core installation)",
      "fixedVersion": "",
      "fix": "KB4560960",
      "url": "https://patchblox.com/security/fix/microsoft/kb4560960",
      "released": "2020-06-09T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server, version 1909 (Server Core installation)",
      "fixedVersion": "",
      "fix": "KB4560960",
      "url": "https://patchblox.com/security/fix/microsoft/kb4560960",
      "released": "2020-06-09T00:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Windows Server, version 2004 (Server Core installation)",
      "fixedVersion": "19041.329",
      "fix": "KB4557957",
      "url": "https://patchblox.com/security/fix/microsoft/kb4557957",
      "released": "2020-06-09T00:00:00Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-08T06:59:42Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}