SecurityTracker.com
    Home    |    View Topics    |    Search    |    Contact Us    |   

SecurityTracker
Archives


 


Category:   OS (Microsoft)  >   Windows Kernel Vendors:   Microsoft
Windows Kernel 'win32k.sys' Bugs Let Local Users Deny Service and Gain Elevated Privileges
SecurityTracker Alert ID:  1038449
SecurityTracker URL:  http://securitytracker.com/id/1038449
CVE Reference:   CVE-2017-0246, CVE-2017-0263   (Links to External Site)
Date:  May 10 2017
Impact:   Denial of service via local system, Root access via local system
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 7 SP1, 2008 R2 SP1, 2008 SP2, 2012, 2012 R2, 2016, 8.1 RT 8.1, 10, 10 Version 1511, 10 Version 1607, 10 Version 1703
Description:   Two vulnerabilities were reported in Windows Kernel. A local user can cause denial of service conditions on the target system. A local user can gain elevated privileges on the target system.

A local user can run a specially crafted application to trigger an object memory handling error in 'win32k.sys' and cause denial of service or gain elevated privileges on the target system [CVE-2017-0246].

A local user can run a specially crafted application to trigger an object memory handling error in 'win32k.sys' and gain elevated privileges on the target system [CVE-2017-0263].

Rancho Ice, Huang Jialong Tencent Security ZhanluLab, Mikhail Tsvetkov of Positive Technologies, Thomas Dupuy and Jessy Campos of ESET, and Dhanesh Kizhakkinan of FireEye Inc reported these vulnerabilities.

Impact:   A local user can cause denial of service conditions on the target system.

A local user can obtain elevated privileges on the target system.

Solution:   The vendor has issued a fix.

The Microsoft advisories are available at:

https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4016871
https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4019215
https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4019214
https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4019472
https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4019473
https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4019474
https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4019264
https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4019204

Vendor URL:  portal.msrc.microsoft.com/en-us/security-guidance/releasenotedetail/bc365363-f51e-e711-80da-000d3a32fc99 (Links to External Site)
Cause:   Access control error

Message History:   None.


 Source Message Contents



[Original Message Not Available for Viewing]


Go to the Top of This SecurityTracker Archive Page





Home   |    View Topics   |    Search   |    Contact Us

This web site uses cookies for web analytics. Learn More

Copyright 2019, SecurityGlobal.net LLC