Secunia Security Advisory - Core Security Technologies has reported a vulnerability in Sun xVM VirtualBox, which can be exploited by malicious, local users to gain escalated privileges.
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TITLE:
Sun xVM VirtualBox "VBoxDrv.sys" IOCTL Privilege Escalation
Vulnerability
SECUNIA ADVISORY ID:
SA31361
VERIFY ADVISORY:
http://secunia.com/advisories/31361/
CRITICAL:
Less critical
IMPACT:
Privilege escalation
WHERE:
Local system
SOFTWARE:
Sun xVM VirtualBox 1.6.x
http://secunia.com/product/19420/
DESCRIPTION:
Core Security Technologies has reported a vulnerability in Sun xVM
VirtualBox, which can be exploited by malicious, local users to gain
escalated privileges.
The vulnerability is caused due to an error within the VBoxDrv.sys
driver when handling certain IOCTLs. This can be exploited to execute
arbitrary code with kernel privileges on a vulnerable host.
Note: This only affects the Windows version.
The vulnerability is reported in Sun xVM VirtualBox 1.6.0 and 1.6.2.
Other versions prior to 1.6.4 may also be affected.
SOLUTION:
Update to version 1.6.4.
PROVIDED AND/OR DISCOVERED BY:
Anibal Sacco, Core Security Technologies
ORIGINAL ADVISORY:
Core Security Technologies:
http://www.coresecurity.com/content/virtualbox-privilege-escalation-vulnerability
Sun:
http://virtualbox.org/wiki/Changelog
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