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Category:   Application (Generic)  >   VMware Vendors:   VMware
VMware Workstation 'hcmon.sys' IOCTL Validation Flaw Lets Local Users Deny Service
SecurityTracker Alert ID:  1020715
SecurityTracker URL:  http://securitytracker.com/id/1020715
CVE Reference:   CVE-2008-3761   (Links to External Site)
Updated:  Apr 6 2009
Original Entry Date:  Aug 20 2008
Impact:   Denial of service via local system
Fix Available:  Yes  Vendor Confirmed:  Yes  Exploit Included:  Yes  

Description:   A vulnerability was reported in VMware Workstation. A local user can cause denial of service conditions.

A local user can send a specially crafted IOCTL request to the '\\.\hcmon' device to cause the target system to crash.

The original advisory and demonstration exploit is available at:

http://www.orange-bat.com/adv/2008/adv.08.17.txt

Orange Bat reported this vulnerability.

Impact:   A local user can cause the target system to crash.
Solution:   The vendor has issued a fix.

VMware Workstation (Windows): 6.5.2 build 156735 or later

VMware Player (Windows): 2.5.2 build 156735 or later

ACE (Windows): 2.5.2 build 156735 or later

Server (Windows): 2.0.1 build 156745 or later, 1.0.9 build 156507 or later

The vendor's advisory is available at:

http://www.vmware.com/security/advisories/VMSA-2009-0005.html

Vendor URL:  www.vmware.com/security/advisories/VMSA-2009-0005.html (Links to External Site)
Cause:   Input validation error
Underlying OS:  Windows (Any)

Message History:   None.


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