CVE-2015-3320
Lenovo USB Enhanced Performance Keyboard software before 2.0.2.2 includes active debugging code in SKHOOKS.DLL, which allows local users to obtain keypress information by accessing debug output.
Date published : 2015-04-16
http://www.securityfocus.com/bid/74196
https://support.lenovo.com/us/en/product_security/usbenhancedkeyboard