Local FIDO authentication bypass
Published Aug 8, 2023 · Updated Aug 10, 2026
Security feature bypass in Windows Smart Card Resource Management Server allows local users to bypass FIDO authentication. Microsoft identifies the affected server and FIDO feature but has not disclosed the wrong operation that permits the bypass. Low-privilege local access is required, and the reported consequence is confidential-information exposure without data alteration or service interruption.
Summary
What happened
Security feature bypass in Windows Smart Card Resource Management Server allows local users to bypass FIDO authentication. Microsoft identifies the affected server and FIDO feature but has not disclosed the wrong operation that permits the bypass. Low-privilege local access is required, and the reported consequence is confidential-information exposure without data alteration or service interruption.
The record
- CVE
- CVE-2023-36914
- Published
- Aug 8, 2023
- Updated
- Aug 10, 2026
- Vendor
- Microsoft
- Product
- Windows 11 version 21H2
- Classifications
- Unavailable
- Attack vector
- local
- Privileges
- authenticated
Timeline
How it unfolded
- Aug 8, 2023CVE publishedPublication date reported by the CVE source.
- Aug 10, 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=10.0.22000.0 <10.0.22000.2295
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
No sourced classifications are available.
Public exploit references
No public exploit references are available in this record.
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Technologies
Your stack
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Your stack
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