The ConsoleCallBack class for nCipher running under JRE 1.4.0 and 1.4.0_01, as used by the TrustedCodeTool and possibly other applications, may leak a passphrase when the user aborts an application that is prompting for the passphrase, which could allow attackers to gain privileges.
http://www.securityfocus.com/bid/5024
http://www.iss.net/security_center/static/9354.php
http://archives.neohapsis.com/archives/bugtraq/2002-06/0172.html