A team named whitecell (http://www.whitecell.org/list.php?id=49 ) discover a new symantec anti-virus Local Privilege Escalation Vulnerability. The vendor is not noticed.
Exploitation allows an attacker to execute arbitrary code within the context of the kernel.
And exploit has high rate of succeed.
Code Audit Labs has confirmed the existence of the vulnerability within last update Symantec AntiVirus 10.0.0.359.