Unspecified vulnerability in Single Sign-On in Oracle Database Server 10g up to 10.1.0.4.2 and Application Server 9.0.2.3 up to 9.0.4.2 has unknown impact and attack vectors, aka Oracle Vuln# DB33 and AS08.
http://www.us-cert.gov/cas/techalerts/TA05-292A.html
http://www.securityfocus.com/bid/15134
http://www.oracle.com/technetwork/topics/security/cpuoct2005-090497.html