Kingsoft Antivirus 'KisKrnl.sys' Driver Local Privilege Escalation Vulnerability

Bugtraq ID:	48867
Class:	Failure to Handle Exceptional Conditions
CVE:
Remote:	No
Local:	Yes
Published:	Jul 22 2011 12:00AM
Updated:	Jul 22 2011 12:00AM
Credit:	MJ0011
Vulnerable:	Beijing Kingsoft Co.,Ltd Kingsoft Antivirus 2011.7.8.913
Not Vulnerable:

Kingsoft Antivirus 'KisKrnl.sys' Driver Local Privilege Escalation Vulnerability

Kingsoft Antivirus is prone to a local privilege-escalation vulnerability.

A local attacker can exploit this issue to execute arbitrary code with elevated privileges. Successful exploits will result in the complete compromise of affected computers. Failed exploit attempts may cause a denial-of-service condition.

Kingsoft Antivirus 2011.7.8.913 is vulnerable; other versions may also be affected.

Kingsoft Antivirus 'KisKrnl.sys' Driver Local Privilege Escalation Vulnerability

The following exploit code is available:

• /data/vulnerabilities/exploits/48867.c

Kingsoft Antivirus 'KisKrnl.sys' Driver Local Privilege Escalation Vulnerability

Solution:
Currently we are not aware of any vendor-supplied patches. If you feel we are in error or if you are aware of more recent information, please mail us at: [email protected].

Kingsoft Antivirus 'KisKrnl.sys' Driver Local Privilege Escalation Vulnerability

References:

• Kingsoft Antivirus Homepage (Beijing Kingsoft)