SYSTEM privilege escalation via Hyper-V buffer over-read
Published Aug 13, 2024 · Updated Jul 10, 2025
Buffer over-read in Microsoft Windows Hyper-V allows local users with low privileges to gain SYSTEM privileges via crafted input. Microsoft identifies the flaw as a buffer over-read in Hyper-V but has not published the affected function, interface, or malformed data path. Successful exploitation requires local low-privileged access and grants SYSTEM-level control of the Windows host.
Summary
What happened
Buffer over-read in Microsoft Windows Hyper-V allows local users with low privileges to gain SYSTEM privileges via crafted input. Microsoft identifies the flaw as a buffer over-read in Hyper-V but has not published the affected function, interface, or malformed data path. Successful exploitation requires local low-privileged access and grants SYSTEM-level control of the Windows host.
The record
- CVE
- CVE-2024-38127
- Published
- Aug 13, 2024
- Updated
- Jul 10, 2025
- Vendor
- Microsoft
- Product
- Windows 10 Version 1507
- Classifications
- CWE-126, T1068
- Attack vector
- local
- Privileges
- authenticated
Timeline
How it unfolded
- Aug 13, 2024CVE publishedPublication date reported by the CVE source.
- Jul 10, 2025Record 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 <10.0.10240.20751
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.
Public exploit references
- pwndorei CVE-2024-38127 proof of conceptproof 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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