CVE-2024-49105: Remote Desktop Client Remote Code Execution Vulnerability

Overview

Severity

High (CVSS 8.4)

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C

Category

Remote Code Execution

Exploit Status

Not Exploited

Exploitation Likelihood

Less Likely

Patch Tuesday

2024-Dec

Released

2024-12-10

EPSS Score

1.45% (percentile: 80.8%)

FAQ

How could an attacker exploit this vulnerability? An authenticated attacker could exploit the vulnerability by triggering remote code execution (RCE) on the server via a Remote Desktop connection. Alternatively, an authenticated attacker could trigger guest-to-host RCE via a malicious program by connecting to the host using MMC. According to the CVSS metric, a successful exploitation could lead to a scope change (S:C). What does this mean for this vulnerability? This vulnerability could lead to a browser sandbox escape. According to the CVSS metric, the attack vector is network (AV:N) and the user interaction is required (UI:R). What is the target context of the remote code execution? This attack requires an admin user on the client to connect to a malicious server, and that could allow the attacker to gain code execution on the client.

Affected Products (35)

Windows

• Windows 10 Version 1809 for 32-bit Systems
• Windows 10 Version 1809 for x64-based Systems
• Windows Server 2019
• Windows Server 2019 (Server Core installation)
• Remote Desktop client for Windows Desktop
• Windows Server 2022
• Windows Server 2022 (Server Core installation)
• Windows 10 Version 21H2 for 32-bit Systems
• Windows 10 Version 21H2 for ARM64-based Systems
• Windows 10 Version 21H2 for x64-based Systems
• Windows 11 Version 22H2 for ARM64-based Systems
• Windows 11 Version 22H2 for x64-based Systems
• Windows 10 Version 22H2 for x64-based Systems
• Windows 10 Version 22H2 for ARM64-based Systems
• Windows 10 Version 22H2 for 32-bit Systems
• Windows Server 2025 (Server Core installation)
• Windows 11 Version 23H2 for ARM64-based Systems
• Windows 11 Version 23H2 for x64-based Systems
• Windows Server 2022, 23H2 Edition (Server Core installation)
• Windows 11 Version 24H2 for ARM64-based Systems
• Windows 11 Version 24H2 for x64-based Systems
• Windows Server 2025
• Windows 10 for 32-bit Systems
• Windows 10 for x64-based Systems
• Windows 10 Version 1607 for 32-bit Systems
• Windows 10 Version 1607 for x64-based Systems
• Windows Server 2016
• Windows Server 2016 (Server Core installation)
• Windows App Client for Windows Desktop

ESU

• Windows Server 2008 R2 for x64-based Systems Service Pack 1
• Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation)
• Windows Server 2012
• Windows Server 2012 (Server Core installation)
• Windows Server 2012 R2
• Windows Server 2012 R2 (Server Core installation)

Security Updates (16)

• 5048661
• Release Notes
• 5048654
• 5048800
• 5048652
• 5048685
• 5048667
• 5048794
• 5048653
• 5048703
• 5048671
• 5048695
• 5048676
• 5048699
• 5048735
• Release Notes

Acknowledgments

Naceri with MSRC Vulnerabilities & Mitigations

Revision History

• 2024-12-10: Information published.