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Vulnerability DatabaseCVE-2024-21377

CVE-2024-21377: 
vulnerability analysis and mitigation

Overview

Windows DNS Information Disclosure Vulnerability (CVE-2024-21377) was disclosed on February 13, 2024. This vulnerability affects multiple versions of Microsoft Windows operating systems, including Windows 10, Windows 11, and Windows Server editions (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, and low privileges to exploit. The vulnerability is classified as CWE-197 (Numeric Truncation Error) (NVD).

Impact

The vulnerability primarily affects the confidentiality of the system, with potential for information disclosure through the Windows DNS component. The CVSS scoring indicates high impact on confidentiality but no impact on integrity or availability (MSRC).

Mitigation and workarounds

Microsoft has released security updates to address this vulnerability across affected Windows versions. Updates are available through the Microsoft Update Catalog for Windows 10 (versions 1507 through 22H2), Windows 11 (versions 21H2 through 23H2), and Windows Server editions (2012 R2 through 2022) (Rapid7).

Additional resources

Source: This report was generated using AI

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