Local information disclosure via NTFS out-of-bounds read
Published Apr 8, 2025 · Updated Aug 10, 2026
Out-of-bounds read in Microsoft Windows NTFS allows local users to disclose information by inducing access to crafted content. Microsoft has not published the affected NTFS function, parsed structure, or exact bounds-checking failure. Exploitation requires local access and user interaction; the reported consequence is memory disclosure without data modification or service interruption.
Summary
What happened
Out-of-bounds read in Microsoft Windows NTFS allows local users to disclose information by inducing access to crafted content. Microsoft has not published the affected NTFS function, parsed structure, or exact bounds-checking failure. Exploitation requires local access and user interaction; the reported consequence is memory disclosure without data modification or service interruption.
The record
- CVE
- CVE-2025-27742
- Published
- Apr 8, 2025
- Updated
- Aug 10, 2026
- Vendor
- Microsoft
- Product
- Windows 10 Version 1507
- Classifications
- CWE-125
- Attack vector
- local
- Privileges
- unauthenticated
Timeline
How it unfolded
- Apr 8, 2025CVE 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=10.0.10240.0 <10.0.10240.20978
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.
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Technologies
Your stack
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Your stack
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