CVE-2024-43447
vulnerability analysis and mitigation

Overview

A Windows SMBv3 Server Remote Code Execution Vulnerability, identified as CVE-2024-43447, was discovered and disclosed on November 12, 2024. This vulnerability affects Microsoft Windows Server 2022 systems up to version 10.0.20348.2849 (NVD).

Technical details

The vulnerability has been assigned a CVSS v3.1 base score of 8.1 (HIGH) with the following vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H. This indicates that the vulnerability is network-accessible, requires no privileges or user interaction, but has high attack complexity. The vulnerability is associated with CWE-415 (Double Free) as identified by Microsoft (NVD).

Impact

If successfully exploited, this vulnerability could allow an attacker to achieve remote code execution on affected Windows SMBv3 servers. The high CVSS score indicates potential severe impacts on the confidentiality, integrity, and availability of the affected systems (NVD).

Mitigation and workarounds

Microsoft has released security updates to address this vulnerability. The fix is available through KB5046616 for affected Windows Server 2022 systems (Rapid7).

Additional resources


SourceThis report was generated using AI

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