CVE-2025-54099

CWE-121 — Stack-based Buffer Overflow4 documents4 sources
Severity
7.0HIGH
EPSS
0.1%
top 79.42%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
34
Microsoft Windows 10 Version 1507Microsoft Windows 10 Version 1607Microsoft Windows 10 Version 1809+31 more
Timeline
PublishedSep 9

Description

Stack-based buffer overflow in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.

CVSS vector

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 1.0 | Impact: 5.9

Affected Packages33 packages

▶NVDmicrosoft/windows< 10.0.14393.8422+5
▶NVDmicrosoft/windows_10_1507< 10.0.10240.21128
▶NVDmicrosoft/windows_10_1607< 10.0.14393.8422
▶NVDmicrosoft/windows_10_1809< 10.0.17763.7792
▶NVDmicrosoft/windows_10_21h2< 10.0.19044.6332

🔴Vulnerability Details

2
GHSA
GHSA-pjc3-rv39-c4v5: Stack-based buffer overflow in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally↗2025-09-09
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CVEList
Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability↗2025-09-09
▶

📋Vendor Advisories

1
Microsoft
Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability↗2025-09-09
▶
CVE-2025-54099 (HIGH CVSS 7) | Stack-based buffer overflow in Wind | cvebase.io