SYSTEM privilege escalation via improperly locked memory
Published Oct 8, 2024 · Updated Aug 19, 2026
Elevation of privilege in Microsoft Windows AFD.sys allows local users to gain SYSTEM privileges through improperly locked memory. Microsoft has not published the affected function or the precise operation that mishandles locking inside the Ancillary Function Driver. Exploitation requires local low-privilege access and can yield complete control of the affected system.
Summary
What happened
Elevation of privilege in Microsoft Windows AFD.sys allows local users to gain SYSTEM privileges through improperly locked memory. Microsoft has not published the affected function or the precise operation that mishandles locking inside the Ancillary Function Driver. Exploitation requires local low-privilege access and can yield complete control of the affected system.
The record
- CVE
- CVE-2024-43563
- Published
- Oct 8, 2024
- Updated
- Aug 19, 2026
- Vendor
- Microsoft
- Product
- Windows 10 Version 1507
- Classifications
- CWE-591, 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 <10.0.10240.20796
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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