CVE-2021-38632
MediumCVSS 5.7Exploitation Probability (EPSS)
Low risk48th percentile - higher than 48% of all known CVEs
Summary
A vulnerability in Windows BitLocker allows a security feature bypass. An attacker could exploit this flaw to bypass protection mechanisms.
Risk Assessment
The risk is the potential bypass of encryption protections, which could compromise data integrity and confidentiality.
Recommendation
It is recommended to apply Windows security updates to prevent bypassing BitLocker features.
Other vulnerabilities in Windows BitLocker
See all- CVE-2026-96909Critical
A heap-based buffer overflow in Windows BitLocker allows an unauthorized attacker to execute code over a network. The vulnerability stems from improper memory handling during data processing.
- CVE-2026-50507Medium
Missing authentication for a critical function in Windows BitLocker allows an unauthorized attacker to bypass a security feature with a physical attack.
- CVE-2026-88070High
Out-of-bounds read in Windows BitLocker allows an authorized attacker to elevate privileges locally.
- CVE-2026-85920High
Time-of-check time-of-use (TOCTOU) race condition in Windows BitLocker allows an authorized attacker to elevate privileges locally.
- CVE-2026-83634High
Double free in Windows BitLocker allows an authorized attacker to elevate privileges locally.
- CVE-2026-83500Medium
URL redirection to untrusted site ('open redirect') in Windows BitLocker allows an unauthorized attacker to bypass a security feature with a physical attack.
- CVE-2026-69458High
Out-of-bounds read in Windows BitLocker allows an authorized attacker to elevate privileges over a network.
- CVE-2026-69449Medium
A heap-based buffer overflow in Windows BitLocker allows an authorized attacker to execute code locally.
- CVE-2026-50661Medium
A protection mechanism failure in Windows BitLocker allows an unauthorized attacker to bypass a security feature with a physical attack.
- CVE-2026-45658High
Improper access control in Windows BitLocker allows an authorized attacker to bypass a security feature locally.
Original NVD description (English source)
Windows BitLocker Security Feature Bypass Vulnerability
Vulnerability data from NVD (NIST) · CISA KEV · EPSS

