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Category:   OS (Microsoft)  >   Windows Task Manager Vendors:   Microsoft
Windows Task Manager Bugs Let Local Users Obtain System Privileges
SecurityTracker Alert ID:  1033494
SecurityTracker URL:  http://securitytracker.com/id/1033494
CVE Reference:   CVE-2015-2524, CVE-2015-2525, CVE-2015-2528   (Links to External Site)
Date:  Sep 8 2015
Impact:   Root access via local system
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): Vista SP2, 2008 SP2, 7 SP1, 2008 R2 SP1, 8, 8.1, 2012, 2012 R2, RT, RT 8.1, 10; and prior service packs
Description:   Several vulnerabilities were reported in Windows Task Manager. A local user can gain system privileges on the target system.

A local user can run a specially crafted application to bypass impersonation-level security checks and gain elevated privileges on the target system [CVE-2015-2524, CVE-2015-2528].

A local user can run a specially crafted application to exploit a flaw in Task Scheduler in the verification of file system interactions to execute arbitrary code with Local System privileges [CVE-2015-2525].

James Forshaw of Google Project Zero reported these vulnerabilities.

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

A patch matrix is available in the vendor's advisory.

The Microsoft advisory is available at:

https://technet.microsoft.com/library/security/ms15-102

Vendor URL:  technet.microsoft.com/library/security/ms15-102 (Links to External Site)
Cause:   Access control error

Message History:   None.


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