Summary
Impact: Information Disclosure. Microsoft rating: Important. Exploited according to Microsoft — Exploitation Detected. Customer action: Required.
Details
What type of information could be disclosed by this vulnerability?
An attacker who successfully exploited this vulnerability could potentially read small portions of heap memory.
According to the CVSS metric, the attack vector is local (AV:L) while user interaction is required (UI:R). What does that mean for this vulnerability?
An attacker can trick a local user on a vulnerable system into mounting a specially crafted VHD that would then trigger the vulnerability.
Security updates
10.0.17763.7009 — https://support.microsoft.com/help/5053596
10.0.20348.3328 — https://support.microsoft.com/help/5053603
10.0.20348.3270 — https://support.microsoft.com/help/5053638
10.0.19044.5608 — https://support.microsoft.com/help/5053606
10.0.22621.5039 — https://support.microsoft.com/help/5053602
10.0.26100.3476 — https://support.microsoft.com/help/5053598
10.0.26100.3403 — https://support.microsoft.com/help/5053636
10.0.25398.1486 — https://support.microsoft.com/help/5053599
10.0.10240.20947 — https://support.microsoft.com/help/5053618
10.0.14393.7876 — https://support.microsoft.com/help/5053594
6.0.6003.23168 — https://support.microsoft.com/help/5053888
6.0.6003.23168 — https://support.microsoft.com/help/5053995
6.1.7601.27618 — https://support.microsoft.com/help/5053620
6.1.7601.27618 — https://support.microsoft.com/help/5053627
6.2.9200.25368 — https://support.microsoft.com/help/5053886
6.3.9600.22470 — https://support.microsoft.com/help/5053887
Vulnerabilities 1
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Medium 5.5CVE-2025-24991 Exploited
Windows NTFS Information Disclosure Vulnerability
Out-of-bounds read in Windows NTFS allows an authorized attacker to disclose information locally.
KEV Mar 11, 2025
Revision history
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#1
Information published.
References
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CVE-2025-24991 Windows NTFS Information Disclosure Vulnerability - HTML
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-24991
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Microsoft Exploitability Index
https://www.microsoft.com/en-us/msrc/exploitability-index?rtc=1
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Microsoft Support Lifecycle
https://support.microsoft.com/lifecycle
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Common Vulnerability Scoring System
https://www.first.org/cvss