CVE-2025-27738 — Improper Access Control in Microsoft Windows 10 Version 1507

CWE-284 — Improper Access Control8 documents7 sources
Severity
6.5MEDIUMNVD
EPSS
3.2%
top 12.96%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
24
Microsoft Windows 10 Version 1507Microsoft Windows 10 Version 1607Microsoft Windows 10 Version 1809+21 more
Timeline
PublishedApr 8

Description

Improper access control in Windows Resilient File System (ReFS) allows an authorized attacker to disclose information over a network.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:NExploitability: 2.8 | Impact: 3.6

Affected Packages24 packages

▶NVDmicrosoft/windows< 10.0.14393.7969+5
▶NVDmicrosoft/windows_10_1507< 10.0.10240.20978
▶NVDmicrosoft/windows_10_1607< 10.0.14393.7969
▶NVDmicrosoft/windows_10_1809< 10.0.17763.7136
▶NVDmicrosoft/windows_10_21h2< 10.0.19044.5737

🔴Vulnerability Details

2
CVEList
Windows Resilient File System (ReFS) Information Disclosure Vulnerability↗2025-04-08
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GHSA
GHSA-x7g5-wpm2-r3jm: Improper access control in Windows Resilient File System (ReFS) allows an authorized attacker to disclose information over a network↗2025-04-08
▶

📋Vendor Advisories

1
Microsoft
Windows Resilient File System (ReFS) Information Disclosure Vulnerability↗2025-04-08
▶

🕵️Threat Intelligence

4
Qualys
Microsoft and Adobe Patch Tuesday, April 2025 Security Update Review | Qualys↗2025-04-08
▶
Bleepingcomputer
Microsoft April 2025 Patch Tuesday fixes exploited zero-day, 134 flaws↗2025-04-08
▶
Qualys
Microsoft and Adobe Patch Tuesday, April 2025 Security Update Review↗2025-04-08
▶
Crowdstrike
April 2025 Patch Tuesday: Updates and Analysis↗
▶
CVE-2025-27738 — Improper Access Control in Microsoft | cvebase