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TITLE:
VirtualBox "AcquireDaemonLock()" Insecure Temporary Files

SECUNIA ADVISORY ID:
SA32851

VERIFY ADVISORY:
http://secunia.com/advisories/32851/

CRITICAL:
Not critical

IMPACT:
Privilege escalation

WHERE:
Local system

SOFTWARE:
VirtualBox 2.x
http://secunia.com/advisories/product/20577/
VirtualBox 1.5.x
http://secunia.com/advisories/product/17897/
Sun xVM VirtualBox 1.6.x
http://secunia.com/advisories/product/19420/

DESCRIPTION:
A security issue has been reported in VirtualBox, which can be
exploited by malicious, local users to perform certain actions with
escalated privileges.

The security issue is caused due to the "AcquireDaemonLock()"
function using temporary files in an insecure manner. This can be
exploited to overwrite arbitrary files via symlink attacks.

The security issue is reported in versions prior to 2.0.6.

SOLUTION:
Update to version 2.0.6.

PROVIDED AND/OR DISCOVERED BY:
Reported by Paul Wise in a Debian bug report.

ORIGINAL ADVISORY:
VirtualBox:
http://www.virtualbox.org/wiki/Changelog

Debian:
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=504149

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About:
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http://secunia.com/advisories/about_secunia_advisories/


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use those supplied by the vendor.

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