CVE-2023-36909
vulnerability analysis and mitigation

Overview

Microsoft Message Queuing (MSMQ) Denial of Service Vulnerability (CVE-2023-36909) was disclosed on August 8, 2023. This vulnerability affects multiple versions of Microsoft Windows, including Windows 10, Windows 11, and Windows Server installations (NVD).

Technical details

The vulnerability has been assigned a CVSS v3.1 base score of 6.5 (MEDIUM) with the following vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H. The vulnerability is classified under CWE-191 (Integer Underflow) according to Microsoft's assessment (NVD).

Impact

If successfully exploited, this vulnerability could allow an attacker to cause a denial of service condition in the Microsoft Message Queuing service. It's important to note that the Message Queuing Service must be enabled and listening on port 1801 for an asset to be vulnerable, and this service is not installed by default (Rapid7).

Mitigation and workarounds

Microsoft has released security updates to address this vulnerability. The patches are available for all affected versions of Windows, including Windows 10, Windows 11, and various Windows Server versions. Organizations should apply the relevant security updates through Windows Update or their standard patch management processes (NVD).

Additional resources


SourceThis report was generated using AI

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