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TITLE:
VMware ESX / ESXi "JMP" Privilege Escalation Vulnerability

SECUNIA ADVISORY ID:
SA32157

VERIFY ADVISORY:
http://secunia.com/advisories/32157/

CRITICAL:
Less critical

IMPACT:
Privilege escalation

WHERE:
Local system

OPERATING SYSTEM:
VMware ESXi 3.x
http://secunia.com/advisories/product/19561/
VMware ESX Server 3.x
http://secunia.com/advisories/product/10757/

DESCRIPTION:
A vulnerability has been reported in VMware ESX / ESXi, which can be
exploited by malicious, local users to gain escalated privileges.

The vulnerability is caused due to an error in the emulation of "JMP"
instructions to "non-canonical" 64-bit addresses. This can be
exploited to run arbitrary code with escalated privileges inside a
VMware guest.

SOLUTION:
Apply vendor patches.

VMware ESXi 3.5:
Apply patch ESXe350-200809401-O-SG.
http://download3.vmware.com/software/esx/ESXe350-200809401-O-SG.zip

VMware ESX 3.5:
Apply patch ESX350-200809404-SG.
http://download3.vmware.com/software/esx/ESX350-200809404-SG.zip

VMware ESX 3.0.3:
Apply patch ESX303-200809401.
http://download3.vmware.com/software/vi/ESX303-200809401-SG.zip

VMware ESX 3.0.2:
Apply patch ESX-1006361.
http://download3.vmware.com/software/vi/ESX-1006361.tgz

VMware ESX 3.0.1:
Apply patch patch ESX-1006678.
http://download3.vmware.com/software/vi/ESX-1006678.tgz

PROVIDED AND/OR DISCOVERED BY:
The vendor credits Derek Soeder.

ORIGINAL ADVISORY:
VMware:
http://www.vmware.com/security/advisories/VMSA-2008-0016.html

Derek Soeder:
http://lists.grok.org.uk/pipermail/full-disclosure/2008-October/064860.html

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