#VU71072 Security features bypass in Windows and Windows Server - CVE-2023-21563 

 

#VU71072 Security features bypass in Windows and Windows Server - CVE-2023-21563

Published: January 11, 2023


Vulnerability identifier: #VU71072
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2023-21563
CWE-ID: CWE-254
Exploitation vector: Local access
Exploit availability: No public exploit available
Vulnerable software:
Windows
Windows Server
Software vendor:
Microsoft

Description

The vulnerability allows a local attacker to compromise the target system.

The vulnerability exists due to security features bypass in Windows Boot Manager. An attacker with physical access can bypass the BitLocker Device Encryption feature and gain access to encrypted data.


Remediation

Install updates from vendor's website.

External links