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TITLE:
Kaspersky Products klim5.sys Privilege Escalation Vulnerability

SECUNIA ADVISORY ID:
SA33788

VERIFY ADVISORY:
http://secunia.com/advisories/33788/

CRITICAL:
Less critical

IMPACT:
Privilege escalation, DoS

WHERE:
Local system

SOFTWARE:
Kaspersky Anti-Virus for Windows Workstations 6.x
http://secunia.com/advisories/product/18979/
Kaspersky Anti-Virus 7.x
http://secunia.com/advisories/product/15603/

DESCRIPTION:
Ruben Santamarta has reported a vulnerability in multiple Kaspersky
products, which can be exploited by malicious, local users to cause a
DoS (Denial of Service) or potentially gain escalated privileges.

The vulnerability is caused due to an error in the klim5.sys driver
when handling IOCTL 0x80052110. This can be exploited to overwrite
callback function pointers and execute arbitrary code with escalated
privileges.

SOLUTION:
Restrict local access to trusted users only.

PROVIDED AND/OR DISCOVERED BY:
Ruben Santamarta, Wintercore

ORIGINAL ADVISORY:
http://www.wintercore.com/advisories/advisory_W020209.html

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