PHP remote file inclusion vulnerability in include/main.inc.php in Sebastian Baumann and Philipp Wolfer Newswriter SW 1.42 and earlier allows remote attackers to execute arbitrary PHP code via a URL in the NWCONF_SYSTEM[server_path] parameter, a different vector than CVE-2006-5102.
https://www.exploit-db.com/exploits/2443
http://www.securityfocus.com/archive/1/447253/100/0/threaded