CVE-2013-3888 | Windows - DirectX Graphics Kernel Subsystem Operational Intel

Executive Risk Summary

"A vulnerability in the DirectX Graphics Kernel Subsystem allows local users to gain privileges via a crafted application. This vulnerability affects Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, and Windows 7 SP1."

Anticipated Attack Path

1. Exploitation of the double fetch vulnerability in dxgkrnl.sys
2. Elevation of privileges to kernel mode
3. Execution of arbitrary code with system-level privileges

Am I Vulnerable?

Verify the presence of the vulnerability by checking the version of dxgkrnl.sys
Apply the patch from MS13-081 to remediate the vulnerability
Monitor system logs for suspicious activity indicating potential exploitation

Operational Audit Arsenal

Target Type driver

Target Asset dxgkrnl.sys

Standard Path C:\Windows\System32\drivers

PowerShell

# 🛠️ Senior Engineer Universal Audit
# Target: dxgkrnl.sys (driver)
$Targets = 'dxgkrnl.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}}