This is a paper detailing the Five Ws of the Citect ODBC vulnerability that affects Citect versions 5, 6, and 7.
You can download it from the following link: https://packetstormsecurity.com/files/download/69710/citectodbc-fivews.txt
Source: https://packetstormsecurity.com/files/69710/citectodbc-fivews.txt.html