This script is Copyright (C) 2003-2011 Tenable Network Security, Inc.
The remote web server module has a denial of service vulnerability.
According to the banner, the remote host is using a vulnerable
version of the Apache mod_jk module. Such versions have a bug that
could allow a remote attacker to use chunked encoding requests to
desynchronize Apache and Tomcat, and therefore prevent the remote web
server from working properly.
See also :
Upgrade to mod_jk 1.2.1 or later.
Risk factor :
Medium / CVSS Base Score : 5.0
CVSS Temporal Score : 4.1
Public Exploit Available : true