CVE-2023-28225
vulnerability analysis and mitigation

Overview

Windows NTLM Elevation of Privilege Vulnerability (CVE-2023-28225) was disclosed in April 2023. This vulnerability affects multiple versions of Microsoft Windows, including Windows 10 versions 1507 through 21H2, and has been classified as a heap-based buffer overflow vulnerability (NVD). Microsoft has assigned it a CVSS base score of 7.8 HIGH with vector CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H (NVD).

Technical details

The vulnerability is classified as a heap-based buffer overflow (CWE-122) in the Windows NTLM component. It requires local access and low privileges to exploit, but does not require user interaction. The CVSS vector string indicates that successful exploitation could lead to high impacts on confidentiality, integrity, and availability of the affected system (NVD).

Impact

Successful exploitation of this vulnerability could allow an attacker to elevate their privileges on the affected system, potentially gaining complete control over the compromised machine. The high CVSS score of 7.8 reflects the significant potential impact on system security, with possible complete compromise of system confidentiality, integrity, and availability (Rapid7).

Mitigation and workarounds

Microsoft has released security updates to address this vulnerability. Users should apply the appropriate patches for their specific Windows version. The updates are available through Windows Update or can be downloaded manually through the Microsoft Update Catalog (Microsoft).

Additional resources


SourceThis report was generated using AI

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