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CVE-2021-34534 Windows MSHTML Platform Remote Code Execution Vulnerability

🗓️ 12 Aug 2021 18:08:12Reported by microsoftType

Windows MSHTML Platform Remote Code Execution Vulnerabilit

Reporter	Title	Published	Views	Family All 25
Prion	Remote code execution	12 Aug 202118:15	–	prion
CVE	CVE-2021-34534	12 Aug 202118:15	–	cve
NVD	CVE-2021-34534	12 Aug 202118:15	–	nvd
Vulnrichment	CVE-2021-34534 Windows MSHTML Platform Remote Code Execution Vulnerability	12 Aug 202118:12	–	vulnrichment
Microsoft CVE	Windows MSHTML Platform Remote Code Execution Vulnerability	10 Aug 202107:00	–	mscve
Hive Pro Threat Advisories	Critical Vulnerabilities revealed in Microsoft’s Patch Tuesday	11 Aug 202113:25	–	hivepro
ThreatPost	Actively Exploited Windows Zero-Day Gets a Patch	10 Aug 202121:17	–	threatpost
Tenable Nessus	KB5005040: Windows 10 version 1507 LTS Security Update (August 2021)	10 Aug 202100:00	–	nessus
Tenable Nessus	KB5005031: Windows 10 Version 1909 Security Update (August 2021)	10 Aug 202100:00	–	nessus
Tenable Nessus	KB5005043: Windows 10 Version 1607 and Windows Server 2016 Security Update (August 2021)	10 Aug 202100:00	–	nessus

[
  {
    "vendor": "Microsoft",
    "product": "Windows 10 Version 1809",
    "cpes": [
      "cpe:2.3:o:microsoft:windows_10_1809:10.0.17763.2114:*:*:*:*:*:x86:*",
      "cpe:2.3:o:microsoft:windows_10_1809:10.0.17763.2114:*:*:*:*:*:x64:*",
      "cpe:2.3:o:microsoft:windows_10_1809:10.0.17763.2114:*:*:*:*:*:arm64:*"
    ],
    "platforms": [
      "32-bit Systems",
      "x64-based Systems",
      "ARM64-based Systems"
    ],
    "versions": [
      {
        "version": "10.0.0",
        "lessThan": "10.0.17763.2114",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "Windows Server 2019",
    "cpes": [
      "cpe:2.3:o:microsoft:windows_server_2019:10.0.17763.2114:*:*:*:*:*:*:*"
    ],
    "platforms": [
      "x64-based Systems"
    ],
    "versions": [
      {
        "version": "10.0.0",
        "lessThan": "10.0.17763.2114",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "Windows 10 Version 1909",
    "cpes": [
      "cpe:2.3:o:microsoft:windows_10_1909:10.0.18363.1734:*:*:*:*:*:x86:*",
      "cpe:2.3:o:microsoft:windows_10_1909:10.0.18363.1734:*:*:*:*:*:x64:*",
      "cpe:2.3:o:microsoft:windows_10_1809:10.0.18363.1734:*:*:*:*:*:x64:*"
    ],
    "platforms": [
      "32-bit Systems",
      "x64-based Systems",
      "ARM64-based Systems"
    ],
    "versions": [
      {
        "version": "10.0.0",
        "lessThan": "10.0.18363.1734",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "Windows 10 Version 21H1",
    "cpes": [
      "cpe:2.3:o:microsoft:windows_10_21H1:10.0.19043.1165:*:*:*:*:*:x64:*",
      "cpe:2.3:o:microsoft:windows_10_21H1:10.0.19043.1165:*:*:*:*:*:arm64:*",
      "cpe:2.3:o:microsoft:windows_10_21H1:10.0.19043.1165:*:*:*:*:*:x86:*"
    ],
    "platforms": [
      "x64-based Systems",
      "ARM64-based Systems",
      "32-bit Systems"
    ],
    "versions": [
      {
        "version": "10.0.0",
        "lessThan": "10.0.19043.1165",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "Windows 10 Version 2004",
    "cpes": [
      "cpe:2.3:o:microsoft:windows_10_1809:10.0.19041.1165:*:*:*:*:*:x64:*"
    ],
    "platforms": [
      "32-bit Systems",
      "ARM64-based Systems",
      "x64-based Systems"
    ],
    "versions": [
      {
        "version": "10.0.0",
        "lessThan": "10.0.19041.1165",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "Windows 10 Version 20H2",
    "cpes": [
      "cpe:2.3:o:microsoft:windows_10_20H2:10.0.19042.1165:*:*:*:*:*:x86:*",
      "cpe:2.3:o:microsoft:windows_10_20H2:10.0.19042.1165:*:*:*:*:*:arm64:*"
    ],
    "platforms": [
      "32-bit Systems",
      "ARM64-based Systems"
    ],
    "versions": [
      {
        "version": "10.0.0",
        "lessThan": "10.0.19042.1165",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "Windows 10 Version 1507",
    "cpes": [
      "cpe:2.3:o:microsoft:windows_10_1507:10.0.10240.19022:*:*:*:*:*:x86:*",
      "cpe:2.3:o:microsoft:windows_10_1507:10.0.10240.19022:*:*:*:*:*:x64:*"
    ],
    "platforms": [
      "32-bit Systems",
      "x64-based Systems"
    ],
    "versions": [
      {
        "version": "10.0.0",
        "lessThan": "10.0.10240.19022",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "Windows 10 Version 1607",
    "cpes": [
      "cpe:2.3:o:microsoft:windows_10_1607:10.0.14393.4583:*:*:*:*:*:x86:*",
      "cpe:2.3:o:microsoft:windows_10_1607:10.0.14393.4583:*:*:*:*:*:x64:*"
    ],
    "platforms": [
      "32-bit Systems",
      "x64-based Systems"
    ],
    "versions": [
      {
        "version": "10.0.0",
        "lessThan": "10.0.14393.4583",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "Windows Server 2016",
    "cpes": [
      "cpe:2.3:o:microsoft:windows_server_2016:10.0.14393.4583:*:*:*:*:*:*:*"
    ],
    "platforms": [
      "x64-based Systems"
    ],
    "versions": [
      {
        "version": "10.0.0",
        "lessThan": "10.0.14393.4583",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  }
]

Source	Link
portal	www.portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-34534

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12 Aug 2021 18:12Current

8.2High risk

Vulners AI Score8.2

CVSS36.8

EPSS0.017