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Category:   Application (Generic)  >   VMware ESXi Vendors:   VMware
VMware ESXi VMware Tools Shared Folders Lets Local Users on a Windows-Based Guest System Gain Elevated Privileges on the Guest System
SecurityTracker Alert ID:  1034603
SecurityTracker URL:  http://securitytracker.com/id/1034603
CVE Reference:   CVE-2015-6933   (Links to External Site)
Date:  Jan 7 2016
Impact:   User access via local system
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 5.0, 5.1, 5.5, 6.0
Description:   A vulnerability was reported in VMware ESXi. A local user on the guest system can gain elevated privileges on the guest system.

A local user on a guest Windows-based system can trigger a memory corruption error in the VMware Tools HGFS 'Shared Folders' feature to gain elevated privileges on the guest system.

Dmitry Janushkevich from the Secunia Research Team reported this vulnerability.

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

For ESXi 6.0: ESXi600-201512102-SG
For ESXi 5.5: ESXi550-201512102-SG
For ESXi 5.1: ESXi510-201510102-SG
For ESXi 5.0: ESXi500-201510102-SG

The vendor's advisory is available at:

http://www.vmware.com/security/advisories/VMSA-2016-0001.html

Vendor URL:  www.vmware.com/security/advisories/VMSA-2016-0001.html (Links to External Site)
Cause:   Access control error

Message History:   None.


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