IBM WebSphere Application Server (WAS) before 6.0.2 Fix Pack 25 (6.0.2.25) and 6.1 before Fix Pack 15 (6.1.0.15) writes unspecified cleartext information to http_plugin.log, which might allow local users to obtain sensitive information by reading this file.
http://www.vupen.com/english/advisories/2008/0241
http://www.securityfocus.com/bid/27400
http://www-1.ibm.com/support/docview.wss?uid=swg27007951
http://www-1.ibm.com/support/docview.wss?uid=swg27006876