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TITLE:
Fortinet FortiClient Privilege Escalation Vulnerability

SECUNIA ADVISORY ID:
SA28975

VERIFY ADVISORY:
http://secunia.com/advisories/28975/

CRITICAL:
Less critical

IMPACT:
Privilege escalation

WHERE:
Local system

SOFTWARE:
Fortinet FortiClient 3.x
http://secunia.com/product/11276/

DESCRIPTION:
Ruben Santamarta has reported a vulnerability in Fortinet
FortiClient, which can be exploited by malicious, local users to gain
escalated privileges.

The vulnerability is caused due to an error in the fortimon.sys
filter driver and can be exploited to execute arbitrary code with
kernel privileges via a specially crafted request to the device
driver.

The vulnerability affects versions 3.0 MR5 Patch3 and prior.

SOLUTION:
Update to version 3.0 MR5 Patch 4 or version 3.0 MR6.

PROVIDED AND/OR DISCOVERED BY:
Ruben Santamarta, Reverse Mode

ORIGINAL ADVISORY:
Fortinet:
http://kc.forticare.com/default.asp?id=3618

Reverse Mode:
http://www.reversemode.com/index.php?option=com_mamblog&Itemid=15&task=show&action=view&id=47&Itemid=15

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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/secunia_security_advisories/

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