Improper access control in Windows and Windows Server - CVE-2025-21202

 

Improper access control in Windows and Windows Server - CVE-2025-21202

Published: January 15, 2025


Vulnerability identifier: #VU102756
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2025-21202
CWE-ID: CWE-284
Exploitation vector: Local access
Exploit availability: No public exploit available
Vendor: Microsoft
Affected software:
Windows
Windows Server

Detailed vulnerability description

The vulnerability allows a local attacker to gain unauthorized access to otherwise restricted functionality.

The vulnerability exists due to improper access restrictions in Windows Recovery Environment Agent. An attacker with physical access can bypass implemented security restrictions and gain elevated privileges on the system.


How to mitigate CVE-2025-21202

Install updates from vendor's website.

Sources