The URL pattern matching feature in BEA WebLogic Server 6.x matches illegal patterns ending in "*" as wildcards as if they were the legal "/*" pattern, which could cause WebLogic 7.x to allow remote attackers to bypass intended access restrictions because the illegal patterns are properly rejected.
https://exchange.xforce.ibmcloud.com/vulnerabilities/15927
http://www.securityfocus.com/bid/10184
http://www.kb.cert.org/vuls/id/184558
http://dev2dev.bea.com/resourcelibrary/advisoriesnotifications/BEA04_56.00.jsp