CVE-2023-41767
vulnerability analysis and mitigation

Overview

Layer 2 Tunneling Protocol Remote Code Execution Vulnerability (CVE-2023-41767) was discovered and initially recorded on August 31, 2023. This vulnerability affects multiple versions of Microsoft Windows operating systems, including Windows 10, Windows 11, and various Windows Server editions (MITRE CVE).

Technical details

The vulnerability has been assigned a CVSS v3.1 base score of 8.1 (HIGH) with the vector string CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H. It has been classified under CWE-362 (Concurrent Execution using Shared Resource with Improper Synchronization - 'Race Condition') and CWE-416 (Use After Free) (NVD).

Impact

This vulnerability could potentially allow remote code execution if successfully exploited, affecting the confidentiality, integrity, and availability of the targeted system. The high CVSS score indicates that successful exploitation could result in significant impact (Rapid7).

Mitigation and workarounds

Microsoft has released security updates to address this vulnerability across affected systems. Multiple patches are available including KB5031377 for Windows 10 1507, KB5031362 for Windows 10 1607, KB5031361 for Windows 10 1809, and various other updates for different Windows versions (Rapid7).

Additional resources


SourceThis report was generated using AI

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