IBM WebSphere Application Server 6.1.0 before Fix Pack 3 (6.1.0.3) does not perform EAL4 authentication checks at the proper time during "registering of response operation," which has unknown impact and attack vectors.Referenceshttp://www-1.ibm.com/support/docview.wss?uid=swg27007951http://secunia.com/advisories/23028http://www-1.ibm.com/support/docview.wss?rs=180&uid=swg24013830http://www-1.ibm.com/support/search.wss?rs=0&q=PK29847&apar=onlyhttp://www.securityfocus.com/bid/21204http://www.vupen.com/english/advisories/2006/4639