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CVE-2025-60719: Windows Ancillary Function Driver for WinSock Privilege Elevation Vulnerability

CVE-2025-60719 · published 11 months ago

Summary

An attacker with authorized access can exploit a weakness in the Windows Ancillary Function Driver for WinSock to gain more privileges on a system. This could potentially allow the attacker to perform actions they shouldn't be able to do. System administrators should update the Windows Ancillary Function Driver for WinSock to the latest version to fix this issue.

What to do

Update microsoft windows_10_1607 to version 10.0.14393.8594 or later.
Update microsoft windows_10_1809 to version 10.0.17763.8027 or later.
Update microsoft windows_10_21h2 to version 10.0.19044.6575 or later.
Update microsoft windows_10_22h2 to version 10.0.19045.6575 or later.
Update microsoft windows_11_23h2 to version 10.0.22631.6199 or later.
Update microsoft windows_11_24h2 to version 10.0.26100.7092 or later.
Update microsoft windows_11_25h2 to version 10.0.26200.7092 or later.
Update microsoft windows_server_2016 to version 10.0.14393.8594 or later.
Update microsoft windows_server_2019 to version 10.0.17763.8027 or later.
Update microsoft windows_server_2022 to version 10.0.20348.4346 or later.
Update microsoft windows_server_2022_23h2 to version 10.0.25398.1965 or later.
Update microsoft windows_server_2025 to version 10.0.26100.7092 or later.

Affected software

Vendor	Product	Affected versions
microsoft	windows_10_1607	< 10.0.14393.8594 `cpe:2.3:o:microsoft:windows_10_1607:::::::x64:*`
microsoft	windows_10_1809	< 10.0.17763.8027 `cpe:2.3:o:microsoft:windows_10_1809:::::::x64:*`
microsoft	windows_10_21h2	< 10.0.19044.6575 `cpe:2.3:o:microsoft:windows_10_21h2::::::::`
microsoft	windows_10_22h2	< 10.0.19045.6575 `cpe:2.3:o:microsoft:windows_10_22h2::::::::`
microsoft	windows_11_23h2	< 10.0.22631.6199 `cpe:2.3:o:microsoft:windows_11_23h2::::::::`
microsoft	windows_11_24h2	< 10.0.26100.7092 `cpe:2.3:o:microsoft:windows_11_24h2::::::::`
microsoft	windows_11_25h2	< 10.0.26200.7092 `cpe:2.3:o:microsoft:windows_11_25h2::::::::`
microsoft	windows_server_2008	r2 `cpe:2.3:o:microsoft:windows_server_2008:-:sp2:::::x64:*`
microsoft	windows_server_2012	r2 `cpe:2.3:o:microsoft:windows_server_2012:-:::::::*`
microsoft	windows_server_2016	< 10.0.14393.8594 `cpe:2.3:o:microsoft:windows_server_2016::::::::`
microsoft	windows_server_2019	< 10.0.17763.8027 `cpe:2.3:o:microsoft:windows_server_2019::::::::`
microsoft	windows_server_2022	< 10.0.20348.4346 `cpe:2.3:o:microsoft:windows_server_2022::::::::`
microsoft	windows_server_2022_23h2	< 10.0.25398.1965 `cpe:2.3:o:microsoft:windows_server_2022_23h2::::::::`
microsoft	windows_server_2025	< 10.0.26100.7092 `cpe:2.3:o:microsoft:windows_server_2025::::::::`

Original advisory text

Untrusted pointer dereference in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-60719 Vendor Advisory

Fix within

Internet-facing 14 days

Internal At next upgrade

Not known to be exploited
Needs hands-on effort to exploit
Gives an attacker full control

Severity

7.0 High

Exploitation

2% chance of attack within 30 days

Type

CWE-822Untrusted Pointer Dereference

Timeline

Published11 Nov 2025

Updated3 Nov 2026

First seen7 Mar 2026

Sources

CVE-2025-60719 · NVD

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