CVE-2021-43224
vulnerability analysis and mitigation

Overview

The Windows Common Log File System Driver Information Disclosure Vulnerability (CVE-2021-43224) was identified and disclosed in December 2021. This vulnerability affects various versions of Microsoft Windows operating systems, including Windows 10, Windows 11, and Windows Server installations (NVD).

Technical details

The vulnerability has been assigned a CVSS v3.1 base score of 5.5 (Medium) with the vector string CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N. This indicates that the vulnerability requires local access, low attack complexity, low privileges, and no user interaction. The impact is primarily focused on confidentiality, with high impact potential, while having no direct impact on integrity or availability (NVD).

Impact

This vulnerability could lead to information disclosure in the Windows Common Log File System Driver. The vulnerability specifically affects the confidentiality of the system, with potential for high impact in this area, while not directly impacting system integrity or availability (NVD).

Mitigation and workarounds

Microsoft has released security updates to address this vulnerability. Users are advised to apply the appropriate patches through Windows Update (Microsoft Advisory).

Additional resources


SourceThis report was generated using AI

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