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Category:   OS (Microsoft)  >   Windows Kernel Vendors:   Microsoft
Windows Scripting Host Object Memory Handling Error Lets Local Users Bypass Device Guard Security Restrictions
SecurityTracker Alert ID:  1040522
SecurityTracker URL:
CVE Reference:   CVE-2018-0884   (Links to External Site)
Date:  Mar 14 2018
Impact:   Disclosure of system information, Modification of system information
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 2016, 10, 10 Version 1511, 10 Version 1607, 10 Version 1703, 10 Version 1709
Description:   A vulnerability was reported in Windows Scripting Host. A local user can bypass security restrictions.

A local user can run a specially crafted application to exploit an object memory handling error in Windows Scripting Host and bypass a Device Guard User Mode Code Integrity (UMCI) policy on the target system.

Lee Christensen (@tifkin_) of SpecterOps reported this vulnerability.

Impact:   A local user can bypass Device Guard security controls on the target system.
Solution:   The vendor has issued a fix.

The Microsoft advisories are available at:

Vendor URL: (Links to External Site)
Cause:   Access control error

Message History:   None.

 Source Message Contents

[Original Message Not Available for Viewing]

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