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Description

Missing Ability to Patch ROM Code in Windows BitLocker allows an unauthorized attacker to bypass a security feature with a physical attack.

PUBLISHED Reserved 2025-08-12 | Published 2025-10-14 | Updated 2025-11-22 | Assigner microsoft




MEDIUM: 6.1CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C

Problem types

Security Feature Bypass

Product status

10.0.26200.0 (custom) before 10.0.26200.6899
affected

10.0.17763.0 (custom) before 10.0.17763.7919
affected

10.0.17763.0 (custom) before 10.0.17763.7919
affected

10.0.17763.0 (custom) before 10.0.17763.7919
affected

10.0.20348.0 (custom) before 10.0.20348.4294
affected

10.0.19044.0 (custom) before 10.0.19044.6456
affected

10.0.22621.0 (custom) before 10.0.22621.6060
affected

10.0.19045.0 (custom) before 10.0.19045.6456
affected

10.0.26100.0 (custom) before 10.0.26100.6899
affected

10.0.22631.0 (custom) before 10.0.22631.6060
affected

10.0.22631.0 (custom) before 10.0.22631.6060
affected

10.0.25398.0 (custom) before 10.0.25398.1913
affected

10.0.26100.0 (custom) before 10.0.26100.6899
affected

10.0.26100.0 (custom) before 10.0.26100.6899
affected

10.0.10240.0 (custom) before 10.0.10240.21161
affected

10.0.14393.0 (custom) before 10.0.14393.8519
affected

10.0.14393.0 (custom) before 10.0.14393.8519
affected

10.0.14393.0 (custom) before 10.0.14393.8519
affected

References

msrc.microsoft.com/update-guide/vulnerability/CVE-2025-55338 (Windows BitLocker Security Feature Bypass Vulnerability) vendor-advisory

cve.org (CVE-2025-55338)

nvd.nist.gov (CVE-2025-55338)

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