Executive Risk Summary
"A race condition vulnerability in the Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally. This vulnerability can be exploited to gain elevated access to the system, potentially leading to unauthorized data access or system compromise."
Anticipated Attack Path
- 1. Initial Exploitation: Authorized attacker exploits the race condition vulnerability
- 2. Privilege Escalation: Attacker gains elevated privileges on the system
- 3. Post-Exploitation: Attacker potentially accesses sensitive data or compromises the system
Am I Vulnerable?
- Verify the presence of the Ancillary Function Driver for WinSock on the system
- Check for any suspicious activity related to the driver
- Apply the recommended patch from Microsoft to mitigate the vulnerability
Operational Audit Arsenal
Target Type Windows Service
Target Asset WinSock
Standard Path C:\Windows\System32\drivers\
PowerShell
# 🛠️ Senior Engineer Universal Audit
# Target: WinSock (Windows Service)
$Targets = 'WinSock'
$SearchPaths = @("$env:windir\System32", "$env:ProgramFiles", "${env:ProgramFiles(x86)}")
Get-ChildItem -Path $SearchPaths -Include $Targets -Recurse -ErrorAction SilentlyContinue |
Select-Object FullName, @{Name="Version";Expression={$_.VersionInfo.ProductVersion}}Patch Impact Forecast
Reboot Required Likely
Potential disruption to network services during the patching process
Internal Work Notes
CVE-2026-26168: Windows Ancillary Function Driver for WinSock vulnerability allowing local privilege escalation; patching required to prevent potential system compromise.
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Intelligence Sources
Related Microsoft Threats
Data compiled from NVD, MSRC, and CISA KEV Catalog. Intelligence synthesized via AI. Scripts provided for diagnostic purposes under MIT License.