Novell Client for Windows 4.8 and 4.9 does not restrict access to the clipboard contents while a machine is locked, which allows users with physical access to read the current clipboard contents by pasting them into the "User Name" field on the login prompt.
https://exchange.xforce.ibmcloud.com/vulnerabilities/26595
http://www.securityfocus.com/archive/1/434724/100/0/threaded
http://www.securityfocus.com/archive/1/434704/100/0/threaded