CVE-2025-21211: CWE-693: Protection Mechanism Failure in Microsoft Windows 10 Version 1507
Secure Boot Security Feature Bypass Vulnerability
AI Analysis
Technical Summary
This vulnerability (CVE-2025-21211) in Windows 10 Version 1507 involves a failure in the Secure Boot protection mechanism, categorized under CWE-693 (Protection Mechanism Failure). It allows an attacker with physical access (attack vector: physical) to bypass Secure Boot, potentially leading to full compromise of confidentiality, integrity, and availability of the system. The vulnerability requires low attack complexity, no privileges, and no user interaction. Microsoft has published an official fix to address this issue.
Potential Impact
Successful exploitation of this vulnerability could allow an attacker to bypass Secure Boot, undermining the integrity of the boot process and enabling execution of unauthorized code. This compromises system confidentiality, integrity, and availability. However, exploitation requires physical access to the affected system.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the security update provided in the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21211 to remediate this vulnerability.
CVE-2025-21211: CWE-693: Protection Mechanism Failure in Microsoft Windows 10 Version 1507
Description
Secure Boot Security Feature Bypass Vulnerability
CVSS v3.1
Score 6.8medium
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2025-21211) in Windows 10 Version 1507 involves a failure in the Secure Boot protection mechanism, categorized under CWE-693 (Protection Mechanism Failure). It allows an attacker with physical access (attack vector: physical) to bypass Secure Boot, potentially leading to full compromise of confidentiality, integrity, and availability of the system. The vulnerability requires low attack complexity, no privileges, and no user interaction. Microsoft has published an official fix to address this issue.
Potential Impact
Successful exploitation of this vulnerability could allow an attacker to bypass Secure Boot, undermining the integrity of the boot process and enabling execution of unauthorized code. This compromises system confidentiality, integrity, and availability. However, exploitation requires physical access to the affected system.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the security update provided in the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21211 to remediate this vulnerability.
Technical Details
- Data Version
- 5.1
- Assigner Short Name
- microsoft
- Date Reserved
- 2024-12-05T21:43:30.770Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21211","vendor":"Microsoft"}]
Threat ID: 68c0bd4c9ed239a66badea58
Added to database: 09/09/2025, 23:50:36 UTC
Last enriched: 06/10/2026, 09:42:13 UTC
Last updated: 09/10/2026, 19:36:49 UTC
Views: 102
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