The default configuration of Oracle Application Server 9iAS 1.0.2.2 enables SOAP and allows anonymous users to deploy applications by default via urn:soap-service-manager and urn:soap-provider-manager.
http://www.nextgenss.com/papers/hpoas.pdf
http://www.kb.cert.org/vuls/id/736923
http://www.iss.net/security_center/static/8449.php
http://www.cert.org/advisories/CA-2002-08.html
http://technet.oracle.com/deploy/security/pdf/ias_soap_alert.pdf