Physical disclosure of protected information
Published Jan 14, 2025 · Updated Jun 9, 2026
Secure Boot bypass in Microsoft Windows allows physically proximate attackers to read protected information through physical access. Microsoft has not published the affected Secure Boot locus or the operation that improperly grants access to protected information. Exploitation requires physical access to an affected system, and the published impact is limited to confidentiality.
Summary
What happened
Secure Boot bypass in Microsoft Windows allows physically proximate attackers to read protected information through physical access. Microsoft has not published the affected Secure Boot locus or the operation that improperly grants access to protected information. Exploitation requires physical access to an affected system, and the published impact is limited to confidentiality.
The record
- CVE
- CVE-2025-21213
- Published
- Jan 14, 2025
- Updated
- Jun 9, 2026
- Vendor
- Microsoft
- Product
- Windows 10 Version 1507
- Classifications
- CWE-284
- Attack vector
- physical
- Privileges
- unauthenticated
Timeline
How it unfolded
- Jan 14, 2025CVE publishedPublication date reported by the CVE source.
- Jun 9, 2026Record updatedLatest update available in the CVE record.
Exploitability
Present is not the same as exploitable
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Is a vulnerable build present?
Compare these published version ranges with your installed build and any vendor patches.
- Affected versionversion=10.0.10240.0 <10.0.10240.20890
What conditions does exploitation require?
What is affected?
Published CVSS scores
CVSS describes severity. EPSS estimates exploitation probability.
Attacks
What attackers are doing with it
Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.
Weakness, pattern, technique
Public exploit references
No public exploit references are available in this record.
Labels summarize the accepted research assessment. They do not indicate a test against your environment.
Technologies
Your stack
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Your stack
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