Local privilege escalation via undisclosed Winlogon flaw
Published Oct 8, 2024 · Updated Aug 19, 2026
Elevation of privilege in Microsoft Windows Winlogon allows local users to obtain SYSTEM privileges through local interaction. Microsoft has not publicly disclosed the specific Winlogon code path or the operation that incorrectly retains or grants elevated privileges. Exploitation requires existing low-privilege local access and results in code execution with SYSTEM authority.
Summary
What happened
Elevation of privilege in Microsoft Windows Winlogon allows local users to obtain SYSTEM privileges through local interaction. Microsoft has not publicly disclosed the specific Winlogon code path or the operation that incorrectly retains or grants elevated privileges. Exploitation requires existing low-privilege local access and results in code execution with SYSTEM authority.
The record
- CVE
- CVE-2024-43583
- Published
- Oct 8, 2024
- Updated
- Aug 19, 2026
- Vendor
- Microsoft
- Product
- Windows 10 Version 1507
- Classifications
- CWE-250, T1068
- Attack vector
- local
- Privileges
- authenticated
Timeline
How it unfolded
- Oct 8, 2024CVE publishedPublication date reported by the CVE source.
- Aug 19, 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 <10.0.10240.20857
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
- CVE-2024-43583-PoCproof of concept · unverified
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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