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Secunia Security Advisory 32851

Secunia Security Advisory 32851
Posted Nov 25, 2008
Authored by Secunia | Site secunia.com

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

tags | advisory, local
SHA-256 | f4f389628395208d8e7f5a8a28fcc2fefff0f4f35d3fd55629443a6af6c4d982

Secunia Security Advisory 32851

Change Mirror Download
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availability, or if an updated patch is released by the vendor, is
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http://secunia.com/advisories/business_solutions/

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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

----------------------------------------------------------------------

About:
This Advisory was delivered by Secunia as a free service to help
everybody keeping their systems up to date against the latest
vulnerabilities.

Subscribe:
http://secunia.com/advisories/secunia_security_advisories/

Definitions: (Criticality, Where etc.)
http://secunia.com/advisories/about_secunia_advisories/


Please Note:
Secunia recommends that you verify all advisories you receive by
clicking the link.
Secunia NEVER sends attached files with advisories.
Secunia does not advise people to install third party patches, only
use those supplied by the vendor.

----------------------------------------------------------------------

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