source: http://www.securityfocus.com/bid/14776/info

WEB//NEWS is prone to multiple SQL injection vulnerabilities. These issues are due to a failure in the application to properly sanitize user-supplied input before using it in SQL queries.

Successful exploitation could result in a compromise of the application, disclosure or modification of data, or may permit an attacker to exploit vulnerabilities in the underlying database implementation. 

The following is sufficient to supply to 'modules/startup.php' to authenticate:
wn_userid=1; wn_userpw=0' OR '1'='1