CVE-2024-20666
BitLocker Security Feature Bypass Vulnerability
BitLocker Security Feature Bypass Vulnerability
Attack profile
How easy it is to exploit
- Attack vector
- Physical
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
BitLocker Security Feature Bypass Vulnerability
BitLocker Security Feature Bypass Vulnerability
- Record
CVE-2024-20666- CVSS 3.1
- 6.6 Medium
CVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C - Weakness
- CWE-20
- Updated
- 2026-11-02
EUVDEUVD-2024-18381
BitLocker Security Feature Bypass Vulnerability
- Record
EUVD-2024-18381- CVSS 3.1
- 6.6 Medium
CVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-34wv-gh47-86r8
BitLocker Security Feature Bypass Vulnerability
BitLocker Security Feature Bypass Vulnerability
- Record
GHSA-34wv-gh47-86r8- CVSS 3.1
- 6.6 Medium
CVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-20
- Updated
- 2026-11-02
NVD
BitLocker Security Feature Bypass Vulnerability
- Record
CVE-2024-20666- CVSS 3.1
- 6.6 Medium
CVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-20
- Updated
- 2026-11-02
Affected products
- microsoft windows 10 version 1507
- microsoft windows 10 version 1607
- microsoft windows 10 version 1809
- microsoft windows 10 version 21h2
- microsoft windows 10 version 22h2
- microsoft windows 11 version 21h2
- microsoft windows 11 version 22h2
- microsoft windows 11 version 22h3
- microsoft windows 11 version 23h2
- microsoft windows server 2016
- microsoft windows server 2016 (server core installation)
- microsoft windows server 2019
Show 11 moreShow less
- microsoft windows server 2019 (server core installation)
- microsoft windows server 2022
- microsoft windows server 2022, 23h2 edition (server core installation)
- microsoft windows 10 1507
- microsoft windows 10 1607
- microsoft windows 10 1809
- microsoft windows 10 21h2
- microsoft windows 10 22h2
- microsoft windows 11 21h2
- microsoft windows 11 22h2
- microsoft windows 11 23h2
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| PoC in GitHub | invaderslabs/CVE-2024-20666 | 2024-07-01 |
| PoC in GitHub | nnotwen/Script-For-CVE-2024-20666 | 2024-02-15 |
| PoC in GitHub | tazxtazxedu/WinRE-Fix | 2025-11-28 |
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD, PoC in GitHub |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2024-20666 is a medium vulnerability (CVSS 6.6) in Microsoft Windows 10 Version 1507, published January 9, 2024. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 3.10%, the 87th percentile. No source names a fixed version.