Microsoft Windows Kernel 'Win32k.sys' CVE-2018-8233 Local Privilege Escalation Vulnerability

ID SMNTC-104383
Type symantec
Reporter Symantec Security Response
Modified 2018-06-12T00:00:00



Microsoft Windows is prone to a local privilege-escalation vulnerability that occurs in the Windows kernel. A local attacker can exploit this issue to execute arbitrary code in kernel mode with elevated privileges.

Technologies Affected

  • Microsoft Windows 10 Version 1803 for 32-bit Systems
  • Microsoft Windows 10 Version 1803 for x64-based Systems
  • Microsoft Windows Server 1803


Permit local access for trusted individuals only. Where possible, use restricted environments and restricted shells.
To exploit this vulnerability, an attacker requires local access to an affected computer. Grant local access for trusted and accountable users only.

Updates are available. Please see the references or vendor advisory for more information.