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Critical MSRC-CVE-2024-49120 1 CVE

Windows Remote Desktop Services Remote Code Execution Vulnerability

Published Dec 10, 2024 · Updated Jan 14, 2025 · Revision 2

Vendor: Microsoft

Summary

Impact: Remote Code Execution. Microsoft rating: Critical. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

Details

According to the CVSS metric, the attack complexity is high (AC:H). What does that mean for this vulnerability?
Successful exploitation of this vulnerability requires an attacker to win a race condition.

How could an attacker exploit this vulnerability?
An attacker could successfully exploit this vulnerability by connecting to a system with the Remote Desktop Gateway role, triggering the race condition to create a use-after-free scenario, and then leveraging this to execute arbitrary code.

Security updates
10.0.17763.6775 — https://support.microsoft.com/help/5050008
10.0.20348.3091 — https://support.microsoft.com/help/5049983
10.0.20348.2908 — https://support.microsoft.com/help/5048800
10.0.26100.2894 — https://support.microsoft.com/help/5050009
10.0.26100.2528 — https://support.microsoft.com/help/5048794
10.0.25398.1369 — https://support.microsoft.com/help/5049984
10.0.14393.7699 — https://support.microsoft.com/help/5049993
6.2.9200.25222 — https://support.microsoft.com/help/5048699
6.3.9600.22371 — https://support.microsoft.com/help/5050048

Vulnerabilities 1

Revision history

  1. #2

    To comprehensively address CVE-2024-49120 Microsoft has released January 2025 security updates for all supported editions of the following: Windows Server 2025, Windows Server 2022, 23H2 Edition (Server Core installation), Windows Server 2022, Windows Server 2019, and Windows Server 2016. Microsoft recommends that customers install the updates to be fully protected from the vulnerability. Customers whose systems are configured to receive automatic updates do not need to take any further action.

  2. #1

    Information published.

References