Summary
Impact: Remote Code Execution. Microsoft rating: Critical. Not known to be exploited — Exploitation Less Likely. Customer action: Required.
Details
How could an attacker exploit this vulnerability?
In the case of a Remote Desktop connection, an attacker with control of a Remote Desktop Server could trigger a remote code execution (RCE) on the RDP client machine when a victim connects to the attacker's server with the vulnerable Remote Desktop Client.
Security updates
2.0.420 — https://learn.microsoft.com/en-us/windows-app/whats-new?toc=admins%2Ftoc.json&tabs=windows
10.0.17763.7314 — https://support.microsoft.com/help/5058392
1.2.6228.0 — https://learn.microsoft.com/en-us/azure/virtual-desktop/whats-new-client-windows#updates-for-version-1260810
10.0.20348.3692 — https://support.microsoft.com/help/5058385
10.0.20348.3630 — https://support.microsoft.com/help/5058500
10.0.19044.5854 — https://support.microsoft.com/help/5058379
10.0.22621.5335 — https://support.microsoft.com/help/5058405
10.0.26100.4061 — https://support.microsoft.com/help/5058411
10.0.26100.3981 — https://support.microsoft.com/help/5058497
10.0.25398.1611 — https://support.microsoft.com/help/5058384
10.0.10240.21014 — https://support.microsoft.com/help/5058387
10.0.14393.8066 — https://support.microsoft.com/help/5058383
6.1.7601.27729 — https://support.microsoft.com/help/5058430
6.1.7601.27729 — https://support.microsoft.com/help/5058454
6.2.9200.25475 — https://support.microsoft.com/help/5058451
6.3.9600.22577 — https://support.microsoft.com/help/5058403
Vulnerabilities 1
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High 8.8
Remote Desktop Client Remote Code Execution Vulnerability
Heap-based buffer overflow in Remote Desktop Gateway Service allows an unauthorized attacker to execute code over a network.
Revision history
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#1
Information published.
References
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CVE-2025-29967 Remote Desktop Client Remote Code Execution Vulnerability - HTML
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-29967
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Microsoft Exploitability Index
https://www.microsoft.com/en-us/msrc/exploitability-index?rtc=1
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Microsoft Support Lifecycle
https://support.microsoft.com/lifecycle
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Common Vulnerability Scoring System
https://www.first.org/cvss