CVE-2021-33742: Windows MSHTML Platform Remote Code Execution Vulnerability

Published Jun 8, 2021
·
Updated

Microsoft Windows MSHTML Platform contains an unspecified vulnerability that allows for remote code execution.

Other sources

Windows MSHTML Platform Remote Code Execution Vulnerability

NVD

Affected Software

29 affected components
Microsoft Windows 10 1507<10.0.10240.18967
Microsoft Windows 10 1607<10.0.14393.4467
Microsoft Windows 10 1809<10.0.17763.1999
Microsoft Windows 10 1909<10.0.18363.1621
Microsoft Windows 10 2004<10.0.19041.1052
Microsoft Windows 10 20h2<10.0.19042.1052
Microsoft Windows 10 21h1<10.0.19043.1052
Microsoft Windows 7=sp1
Microsoft Windows 8.1
Microsoft Windows RT 8.1
Microsoft Windows Server 2008=r2-sp1
Microsoft Windows Server 2008=sp2
Microsoft Windows Server 2012
Microsoft Windows Server 2012=r2
Microsoft Windows Server 2016<10.0.14393.4467
Microsoft Windows Server 2019<10.0.17763.1999
Microsoft Windows 10
Microsoft Windows 10=20h2
Microsoft Windows 10=21h1
Microsoft Windows 10=1607
Microsoft Windows 10=1809
Microsoft Windows 10=1909
Microsoft Windows 10=2004
Microsoft Windows Server 2016
Microsoft Windows Server 2016=20h2
Microsoft Windows Server 2016=1909
Microsoft Windows Server 2016=2004
Microsoft Windows Server 2019
Microsoft Windows

Event History

Jun 8, 2021
CVE Published
via MITRE·10:46 PM
Data Sourced
via MITRE·10:46 PM
DescriptionSeverity
Data Sourced
via NVD·11:15 PM
RemedyDescriptionSeverityWeaknessAffected Software
Nov 3, 2021
Known Exploited
via CISA·12:00 AM
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Frequently Asked Questions

1

What is the severity of CVE-2021-33742?

CVE-2021-33742 has a high severity rating as it allows for remote code execution.

2

How does CVE-2021-33742 affect Microsoft Windows?

CVE-2021-33742 affects multiple versions of Microsoft Windows, including Windows 10, Windows 7, and various Windows Server editions.

3

How do I fix CVE-2021-33742?

To fix CVE-2021-33742, apply the latest security updates and patches provided by Microsoft.

4

What are the potential impacts of exploiting CVE-2021-33742?

Exploiting CVE-2021-33742 can allow an attacker to execute arbitrary code on the affected system, leading to potential data theft or system compromise.

5

Is there a workaround for CVE-2021-33742?

While patching is the best solution, temporary mitigations may include disabling scripts in Internet Explorer or using alternative browsers.

Contact

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