Secure Boot Security Feature Bypass Vulnerability
Noroxi analysis
No Noroxi analysis for this record yet
We don't hand-write analysis for the hundreds of thousands of vulnerabilities in the database; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.
We use this product, ask for help- Published
- Apr 9, 2024
- Updated
- Jun 17, 2026
- EPSS
- 0.8% · 55th percentile
- CWE
- CWE-121
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Report tools
Action score
25
Monitor
Low priority for now.
- CVSS
- 25 / 40 · 6.3 / 10
- CISA KEV
- 0 / 30 · Not listed
- EPSS
- 0 / 30 · 0.8%
CISA SSVC decision
- Exploitation
- none
- Automatable
- no
- Technical impact
- total
Vulnrichment: CISA's decision-tree inputs.
CNA vs NVD score
- NVD
- —
- CNA · microsoft
- 6.3
- NVD has not scored this yet; the score shown is the CNA’s.
CVSS:3.1/AV:A/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
The score given by the assigning authority versus NVD’s independent score. A gap means the severity is contested.
Affected systems
| Vendor | Product | CPE |
|---|---|---|
| microsoft | windows 10 1507 | cpe:2.3:o:microsoft:windows_10_1507 |
| microsoft | windows 10 1607 | cpe:2.3:o:microsoft:windows_10_1607 |
| microsoft | windows 10 1809 | cpe:2.3:o:microsoft:windows_10_1809 |
| microsoft | windows 10 21h2 | cpe:2.3:o:microsoft:windows_10_21h2 |
| microsoft | windows 10 22h2 | cpe:2.3:o:microsoft:windows_10_22h2 |
| microsoft | windows 11 21h2 | cpe:2.3:o:microsoft:windows_11_21h2 |
| microsoft | windows 11 22h2 | cpe:2.3:o:microsoft:windows_11_22h2 |
| microsoft | windows 11 23h2 | cpe:2.3:o:microsoft:windows_11_23h2 |
| microsoft | windows server 2012 | cpe:2.3:o:microsoft:windows_server_2012 |
| microsoft | windows server 2016 | cpe:2.3:o:microsoft:windows_server_2016 |
| microsoft | windows server 2019 | cpe:2.3:o:microsoft:windows_server_2019 |
| microsoft | windows server 2022 | cpe:2.3:o:microsoft:windows_server_2022 |
and 1 more
Affected versions
NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.
- microsoft windows server 2012all versions
- microsoft windows server 2012r2
- microsoft windows server 2016before 10.0.14393.6897
- microsoft windows server 2019before 10.0.17763.5696
- microsoft windows server 2022before 10.0.20348.2402
- microsoft windows server 2022 23h2before 10.0.25398.830
Versions reported by the vendor
Affected version ranges reported by the assigning authority (microsoft). Independent of NVD's CPE analysis and usually ahead of it.
Microsoft Windows 10 Version 1507
- 10.0.10240.0 and later · before 10.0.10240.20596affected
Microsoft Windows 10 Version 1607
- 10.0.14393.0 and later · before 10.0.14393.6897affected
Microsoft Windows 10 Version 1809
- 10.0.17763.0 and later · before 10.0.17763.5696affected
- 10.0.0 and later · before 10.0.17763.5696affected
Microsoft Windows 10 Version 21H2
- 10.0.19043.0 and later · before 10.0.19044.4291affected
Microsoft Windows 10 Version 22H2
- 10.0.19045.0 and later · before 10.0.19045.4291affected
Microsoft Windows 11 version 21H2
- 10.0.0 and later · before 10.0.22000.2899affected
Microsoft Windows 11 version 22H2
- 10.0.22621.0 and later · before 10.0.22621.3447affected
Microsoft Windows 11 version 22H3
- 10.0.22631.0 and later · before 10.0.22631.3447affected
Microsoft Windows 11 Version 23H2
- 10.0.22631.0 and later · before 10.0.22631.3447affected
Microsoft Windows Server 2012
- 6.2.9200.0 and later · before 6.2.9200.24821affected
Microsoft Windows Server 2012 (Server Core installation)
- 6.2.9200.0 and later · before 6.2.9200.24821affected
Microsoft Windows Server 2012 R2
- 6.3.9600.0 and later · before 6.3.9600.21924affected
Same product
microsoft: all recordsOther highest-scoring records for the same primary product.
- CVE-2021-34527Windows Print Spooler Remote Code Execution VulnerabilityKEV95Now
- CVE-2021-40444Microsoft MSHTML Remote Code Execution VulnerabilityKEV94Now
- CVE-2025-33053Internet Shortcut Files Remote Code Execution VulnerabilityKEV91Now
- CVE-2023-36025Windows SmartScreen Security Feature Bypass VulnerabilityKEV91Now
- CVE-2022-30190Microsoft Windows Support Diagnostic Tool (MSDT) Remote Code Execution VulnerabilityKEV91Now
- CVE-2017-8543Microsoft Windows XP SP3, Windows XP x64 XP2, Windows Server 2003 SP2, Windows Vista, Windows 7 SP1, Windows Server 2008 SP2 and R2 SP1, WinKEV91Now
Remediation
Which version to upgrade to
Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.
No fix version is recorded for this entry. Check the references for vendor advisories.
Exploit status
No known public exploit
No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.
Research context
For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.
Timeline
From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.
No dated events beyond publication.
FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).
Patch and commit links
Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.
No commit or PR link among the references.
Credits
All researchersFinders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.
No credits in the CNA record.
Variant candidates
Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.
- CVE-2023-36006119 days apartMicrosoft WDAC OLE DB provider for SQL Server Remote Code Execution Vulnerability36Monitor
- CVE-2024-2889991 days apartSecure Boot Security Feature Bypass Vulnerability35Monitor
- CVE-2025-27481364 days apartWindows Telephony Service Remote Code Execution Vulnerability35Monitor
- CVE-2025-29840399 days apartWindows Media Remote Code Execution Vulnerability35Monitor
- CVE-2024-3798491 days apartSecure Boot Security Feature Bypass Vulnerability33Monitor
- CVE-2024-261800 days apartSecure Boot Security Feature Bypass Vulnerability32Monitor
Chain candidates
An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.
—
Bug bounty scope
No known public program.
Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).
Technical details
Attack conditions
- Someone on the same network segment can trigger it.
- Administrator privileges are required.
- A user must open a link or visit a page.
- Special conditions such as timing or configuration are required.
If successful
- Confidentiality
- high · data can be read
- Integrity
- high · data or configuration can be modified
- Availability
- high · the service can be disrupted
- Attack vector
- Adjacent
- Attack complexity
- High
- Privileges required
- High
- User interaction
- Required
- Scope
- Unchanged
- Confidentiality impact
- High
- Integrity impact
- High
- Availability impact
- High
Weakness class (CWE)
CWE-121 · Stack-based Buffer OverflowCVSS vector
CVSS:3.1/AV:A/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:H
nvd-secondary
Attack context
MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.
MITRE has no CAPEC/ATT&CK mapping for this CWE.
Change log
No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.
References
Vendor advisories and official records. Exploit/PoC links are deliberately left out.