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Vulnerability · Published Aug 12, 2025 · Assigned by microsoft

CVE-2025-53154Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability

High 7.8

In plain English

A high-severity null pointer dereference in Windows 10 Version 1507 from Microsoft. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 38% of all known vulnerabilities).

Severity (CVSS 3.1)7.8High
Exploit odds (30 days)0.4%top 61.8% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

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

Affected products (as reported)

VendorProductVersions
Microsoft Windows 10 Version 1507 10.0.10240.0 – before 10.0.10240.21100
Microsoft Windows 10 Version 1607 10.0.14393.0 – before 10.0.14393.8330
Microsoft Windows 10 Version 1809 10.0.17763.0 – before 10.0.17763.7678
Microsoft Windows 10 Version 21H2 10.0.19044.0 – before 10.0.19044.6216
Microsoft Windows 10 Version 22H2 10.0.19045.0 – before 10.0.19045.6216
Microsoft Windows 11 version 22H2 10.0.22621.0 – before 10.0.22621.5768
Microsoft Windows 11 version 22H3 10.0.22631.0 – before 10.0.22631.5768
Microsoft Windows 11 Version 23H2 10.0.22631.0 – before 10.0.22631.5768
Microsoft Windows 11 Version 24H2 10.0.26100.0 – before 10.0.26100.4946
Microsoft Windows Server 2008 R2 Service Pack 1 6.1.7601.0 – before 6.1.7601.27872
Microsoft Windows Server 2008 R2 Service Pack 1 (Server Core installation) 6.1.7601.0 – before 6.1.7601.27872
Microsoft Windows Server 2008 Service Pack 2 6.0.6003.0 – before 6.0.6003.23471
Microsoft Windows Server 2008 Service Pack 2 (Server Core installation) 6.0.6003.0 – before 6.0.6003.23471
Microsoft Windows Server 2012 6.2.9200.0 – before 6.2.9200.25622
Microsoft Windows Server 2012 (Server Core installation) 6.2.9200.0 – before 6.2.9200.25622
Microsoft Windows Server 2012 R2 6.3.9600.0 – before 6.3.9600.22725
Microsoft Windows Server 2012 R2 (Server Core installation) 6.3.9600.0 – before 6.3.9600.22725
Microsoft Windows Server 2016 10.0.14393.0 – before 10.0.14393.8330
Microsoft Windows Server 2016 (Server Core installation) 10.0.14393.0 – before 10.0.14393.8330
Microsoft Windows Server 2019 10.0.17763.0 – before 10.0.17763.7678
Microsoft Windows Server 2019 (Server Core installation) 10.0.17763.0 – before 10.0.17763.7678
Microsoft Windows Server 2022 10.0.20348.0 – before 10.0.20348.4052
Microsoft Windows Server 2022, 23H2 Edition (Server Core installation) 10.0.25398.0 – before 10.0.25398.1791
Microsoft Windows Server 2025 10.0.26100.0 – before 10.0.26100.4946
Microsoft Windows Server 2025 (Server Core installation) 10.0.26100.0 – before 10.0.26100.4946

Weakness: CWE-476 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

References