tomcat multiple content-length header poisioning

Jakarta Tomcat 5.0.19 Coyote/1.1 and Tomcat 4.1.24 Coyote/1.0 allows remote attackers to poison the web cache, bypass web application firewall protection, and conduct XSS attacks via an HTTP request with both a "Transfer-Encoding: chunked" header and a Content-Length header, which causes Tomcat t...