CVE-2024-20666 BitLocker Security Feature Bypass Vulnerability
Attackers can bypass BitLocker security features on affected Windows operating systems, potentially exposing encrypted data.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2024-20666?
CVE-2024-20666 is a medium-severity vulnerability in Microsoft Windows 10 1507, published on 9 Jan 2024. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
BitLocker Security Feature Bypass Vulnerability
Weakness: CWE-20
Which versions are affected by CVE-2024-20666?
It affects 11 products.
Products include Microsoft Windows 10 1507, Microsoft Windows 10 1607, Microsoft Windows 10 1809, Microsoft Windows 10 21h2, Microsoft Windows 10 22h2, Microsoft Windows 11 21h2 and 5 more.
How do I fix CVE-2024-20666?
No fix has been published for CVE-2024-20666 yet. Limit exposure of the affected software until one is available.
Is CVE-2024-20666 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2024-20666 exists.
Public exploit code: 3 proofs of concept on GitHub.
Other vulnerabilities in Microsoft Windows 10 1507
- CVE-2017-8543 Microsoft Windows Search Remote Code Execution
- CVE-2025-33053 Microsoft Windows External Control of File Name or Path
- CVE-2025-33073 Microsoft Windows SMB Client Improper Access Control
- CVE-2024-49039 Microsoft Windows Task Scheduler Privilege Escalation
- CVE-2024-43461 Microsoft Windows MSHTML Platform Spoofing
Sources
Also known as GHSA-34wv-gh47-86r8.