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Category:   OS (Microsoft)  >   Windows Kernel Vendors:   Microsoft
Windows Kernel-Mode Drivers Lets Local Users Gain Elevated Privileges
SecurityTracker Alert ID:  1036572
SecurityTracker URL:  http://securitytracker.com/id/1036572
CVE Reference:   CVE-2016-3308, CVE-2016-3309, CVE-2016-3310, CVE-2016-3311   (Links to External Site)
Date:  Aug 9 2016
Impact:   Root access via local system
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): Vista SP2, 2008 SP2, 7 SP1, 2008 R2 SP1, 8.1, 2012, 2012 R2, RT 8.1, 10, 10 Version 1511, 10 Version 1607; and prior service packs
Description:   Several vulnerabilities were reported in Windows Kernel-Mode Drivers. A local user can obtain elevated privileges on the target system.

A local user can run a specially crafted application to trigger object handling flaws in the 'Win32k.sys' kernel and execute arbitrary commands on the target system with kernel-level privileges.

Peter (Keen) and ZeguangZhao (team509) (via Trend Micro'ss Zero Day Initiative (ZDI)), Wayne Low of Fortinet's Fortiguard Labs, bee13oy of CloverSec Labs (via Trend Micro's Zero Day Initiative (ZDI)), and pgboy and zhong_sf of Qihoo 360 Vulcan Team reported these vulnerabilities.

Impact:   A local user can obtain elevated privileges on the target system.
Solution:   The vendor has issued a fix.

The Microsoft advisory is available at:

https://technet.microsoft.com/library/security/ms16-098

Vendor URL:  technet.microsoft.com/library/security/ms16-098 (Links to External Site)
Cause:   Access control error

Message History:   None.


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