Unspecified vulnerability in IBM WebSphere Application Server before 6.0.2.11 has unknown impact and attack vectors because the "UserNameToken cache was improperly used."
IBM WebSphere Application Server 4.0.1 through 4.0.3 allows remote attackers to cause a denial of service (application crash) via an HTTP request with a large header.
IBM Websphere 4.0.3 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via an HTTP request with long HTTP headers, such as "Host".