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CVE-2010-1896

Windows - Kernel Mode Drivers (win32k.sys)

Microsoft CVSS 8.4 Updated April 30, 2026

Executive Risk Summary

"The Windows kernel-mode drivers in win32k.sys do not properly validate user-mode input passed to kernel mode, allowing local users to gain privileges via a crafted application. This vulnerability affects Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP1 and SP2, and Windows Server 2008 Gold and SP2."

Anticipated Attack Path

  1. 1. Initial exploitation of the vulnerability through a crafted application
  2. 2. Elevation of privileges to kernel mode
  3. 3. Arbitrary code execution in kernel mode

Am I Vulnerable?

  • Verify the presence of the win32k.sys driver
  • Check for any suspicious or unknown applications running on the system
  • Monitor system logs for signs of exploitation or privilege escalation

Operational Audit Arsenal

Target Type System Driver
Target Asset win32k.sys
Standard Path C:\Windows\System32\drivers\win32k.sys
PowerShell
# 🛠️ Senior Engineer Universal Audit
# Target: win32k.sys (System Driver)
$Targets = 'win32k.sys'
$SearchPaths = @("$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

System restart required, potential disruption to running applications and services

Internal Work Notes

Windows Kernel Mode Drivers Vulnerability (CVE-2010-1896) - apply MS10-048 patch to prevent local privilege escalation

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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.