#VU105537 Out-of-bounds read in Windows and Windows Server - CVE-2025-24992

Vulnerability identifier: #VU105537

Vulnerability risk: Medium

CVSSv4.0: 4 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2025-24992

CWE-ID: CWE-125

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Windows
Operating systems & Components / Operating system
Windows Server
Operating systems & Components / Operating system

Vendor: Microsoft

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition in Windows NTFS. A remote attacker can trick a victim to mount a specially crafted VHD, trigger an out-of-bounds read error and read contents of memory on the system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Windows: 10 21H2 10.0.19041.3920 - 10 21H2 10.0.19044.5487, 10 22H2 10.0.19041.3920 - 10 22H2 10.0.19045.5487, 10 1507 10.0.10240.1643 - 10 1507 10.0.10240.20915, 10 1607 10.0.14393.10 - 10 1607 10.0.14393.7785, 10 1809 10.0.17763.1 - 10 1809 10.0.17763.6893, 11 22H2 10.0.22449.1000 - 11 22H2 10.0.22621.4890, 11 23H2 10.0.22631.1825 - 11 23H2 10.0.22631.4890, 11 24H2 10.0.26052.1000 - 11 24H2 10.0.26100.3194

Windows Server: 2008 R2 SP1 - 2008 6.0.6003.23117, 2012 Gold - 2012 6.2.9200.25317, 2016 10.0.14393.10 - 2016 10.0.14393.7785, 2019 10.0.17763.1 - 2019 10.0.17763.6893, 2022 10.0.20348.202 - 2022 23H2 10.0.25398.1425, 2025 10.0.26100.1742 - 2025 10.0.26100.3194

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External links
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-24992

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.