Improper privilege management in Microsoft Windows - CVE-2025-21343

 

Improper privilege management in Microsoft Windows - CVE-2025-21343

Published: January 14, 2025


Vulnerability identifier: #VU102723
CSH Severity: Medium
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2025-21343
CWE-ID: CWE-269
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to gain access to sensitive information on the system.

The vulnerability exists due to improper privilege management in Windows Web Threat Defense User Service. A remote attacker can gain access to sensitive information.


Affected software

Microsoft Windows

How to mitigate CVE-2025-21343

Install updates from vendor's website.

Microsoft Windows - addressed in versions 11 22H2 10.0.22621.4751, 11 23H2 10.0.22631.4751, 11 24H2 10.0.26100.2894, 11 24H2 10.0.26100.3107

External References

Related Security Bulletins