The configuration tools (1) config.sh in Unix or (2) config.cmd in Windows for BEA WebLogic Server 8.1 through SP2 create a log file that contains the administrative username and password in cleartext, which could allow local users to gain privileges.
https://exchange.xforce.ibmcloud.com/vulnerabilities/15926
http://www.securityfocus.com/bid/10188
http://www.kb.cert.org/vuls/id/574222
http://dev2dev.bea.com/resourcelibrary/advisoriesnotifications/BEA04_58.00.jsp