CVE-2025-29966
vulnerability analysis and mitigation

Overview

A critical heap-based buffer overflow vulnerability (CVE-2025-29966) has been identified in Windows Remote Desktop that allows an unauthorized attacker to execute code over a network. The vulnerability was disclosed as part of Microsoft's May 2025 Patch Tuesday security updates (NVD, BleepingComputer).

Technical details

The vulnerability has been assigned a CVSS v3.1 base score of 8.8 HIGH, with the vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H. This indicates that the vulnerability can be exploited remotely with low attack complexity, requires no privileges, but does need user interaction. The vulnerability affects confidentiality, integrity, and availability with high impact (NVD).

Impact

If successfully exploited, this vulnerability allows an unauthorized attacker to execute arbitrary code over a network, potentially leading to full system compromise. The high CVSS score indicates severe potential consequences, affecting the confidentiality, integrity, and availability of the targeted system (NVD).

Mitigation and workarounds

Microsoft has released security updates as part of the May 2025 Patch Tuesday to address this vulnerability. Users and administrators are strongly advised to apply the latest security updates to affected systems (BleepingComputer).

Additional resources


SourceThis report was generated using AI

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