CVE-2021-41342
vulnerability analysis and mitigation

Overview

CVE-2021-41342 is a Windows MSHTML Platform Remote Code Execution Vulnerability that was disclosed on October 12, 2021. The vulnerability affects Microsoft Windows systems and was assigned a CVSS v2.0 score of 6.8 (MEDIUM) (NVD).

Technical details

This is a remote code execution vulnerability in the Windows MSHTML Platform. The vulnerability received a CVSS v2.0 base score of 6.8, indicating medium severity, with attack vector parameters of AV:N/AC:M/Au:N/C:P/I:P/A:P (Rapid7).

Impact

If successfully exploited, this vulnerability could allow an attacker to execute arbitrary code on the target system, potentially compromising the confidentiality, integrity, and availability of the affected system (MITRE CVE).

Mitigation and workarounds

Microsoft has released several security updates to address this vulnerability across multiple Windows versions, including Windows 10 (versions 1507, 1607, 1809, 1909, 2004, 20H2, 21H1), Windows 11 21H2, Windows Server 2016, Windows Server 2019, and Windows Server 2022 (Rapid7).

Additional resources


SourceThis report was generated using AI

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