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Category:   OS (Microsoft)  >   Windows DLL (Any) Vendors:   Microsoft
Microsoft Virtual Secure Mode Flaw Lets Local Users Bypass Security Restrictions
SecurityTracker Alert ID:  1035843
SecurityTracker URL:  http://securitytracker.com/id/1035843
CVE Reference:   CVE-2016-0181   (Links to External Site)
Date:  May 10 2016
Impact:   Disclosure of system information, Modification of system information
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 10, 10 version 1511
Description:   A vulnerability was reported in Microsoft Virtual Secure Mode. A local user can bypass security restrictions.

A local user can run a specially crafted application to trigger a flaw in the Hypervisor Code Integrity (HVCI) component and cause certain kernel-mode pages to be marked as Read, Write, Execute (RWX).

Impact:   A local user can bypass Hypervisor Code Integrity (HVCI) restrictions on the target system.
Solution:   The vendor has issued a fix.

A patch matrix is available in the vendor advisory.

The Microsoft advisory is available at:

https://technet.microsoft.com/library/security/ms16-066

Vendor URL:  technet.microsoft.com/library/security/ms16-066 (Links to External Site)
Cause:   Access control error

Message History:   None.


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