SB2025011472 - Multiple vulnerabilities in Microsoft Windows BitLocker

Description

This security bulletin contains information about 2 secuirty vulnerabilities.

1) Not Failing Securely ('Failing Open') (CVE-ID: CVE-2025-21210)

The vulnerability allows a local attacker to gain access to potentially sensitive information.

The vulnerability exists due to excessive data output by the application in Windows BitLocker. An attacker with physical access can gain unauthorized access to sensitive information on the system.

2) Information disclosure (CVE-ID: CVE-2025-21214)

The vulnerability allows a local attacker to gain access to potentially sensitive information.

The vulnerability exists due to excessive data output by the application in Windows BitLocker. An attacker with physical access can gain unauthorized access to sensitive information on the system.

Remediation

Install update from vendor's website.

References

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2025-21210
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2025-21214