CVE-2025-55338
Medium
Description
Missing Ability to Patch ROM Code in Windows BitLocker allows an unauthorized attacker to bypass a security feature with a physical attack.
SeverityMedium
CVSS6.1
Exploit probability—
Product
Microsoft Windows
PublishedOct 14, 2025
First seenOct 14, 2025
Weakness typeCWE-1310CWE-1310
How to fix
Update
- microsoft windows_10_150710.0.10240.21161 or later
- microsoft windows_10_160710.0.14393.8519 or later
- microsoft windows_10_180910.0.17763.7919 or later
- microsoft windows_10_21h210.0.19044.6456 or later
- microsoft windows_10_22h210.0.19045.6456 or later
- microsoft windows_11_22h210.0.22621.6060 or later
- microsoft windows_11_23h210.0.22631.6060 or later
- microsoft windows_11_24h210.0.26100.6899 or later
- microsoft windows_11_25h210.0.26200.6899 or later
- microsoft windows_server_201610.0.14393.8519 or later
- microsoft windows_server_201910.0.17763.7919 or later
- microsoft windows_server_202210.0.20348.4294 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| microsoft windows_10_1507 | v < 10.0.10240.21161 | 10.0.10240.21161 |
| microsoft windows_10_1607 | v < 10.0.14393.8519 | 10.0.14393.8519 |
| microsoft windows_10_1809 | v < 10.0.17763.7919 | 10.0.17763.7919 |
| microsoft windows_10_21h2 | v < 10.0.19044.6456 | 10.0.19044.6456 |
| microsoft windows_10_22h2 | v < 10.0.19045.6456 | 10.0.19045.6456 |
| microsoft windows_11_22h2 | v < 10.0.22621.6060 | 10.0.22621.6060 |
| microsoft windows_11_23h2 | v < 10.0.22631.6060 | 10.0.22631.6060 |
| microsoft windows_11_24h2 | v < 10.0.26100.6899 | 10.0.26100.6899 |
| microsoft windows_11_25h2 | v < 10.0.26200.6899 | 10.0.26200.6899 |
| microsoft windows_server_2016 | v < 10.0.14393.8519 | 10.0.14393.8519 |
| microsoft windows_server_2019 | v < 10.0.17763.7919 | 10.0.17763.7919 |
| microsoft windows_server_2022 | v < 10.0.20348.4294 | 10.0.20348.4294 |
| microsoft windows_server_2022_23h2 | v < 10.0.25398.1913 | 10.0.25398.1913 |
| microsoft windows_server_2025 | v < 10.0.26100.6899 | 10.0.26100.6899 |
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