Asus SmartLogon 1.0.0005 allows physically proximate attackers to bypass "security functions" by presenting an image with a modified viewpoint that matches the posture of a stored image of the authorized notebook user.
https://exchange.xforce.ibmcloud.com/vulnerabilities/48962
http://www.securityfocus.com/bid/32700
http://www.securityfocus.com/archive/1/498997
http://www.blackhat.com/html/bh-dc-09/bh-dc-09-archives.html#Nguyen