< Back 8. SQL injection attack, listing the database contents on non-Oracle databases We abuse a SQL injection vulnerability to conduct another UNION attack. This time, we use the UNION attack to retrieve information about the target's database, particularly the tables that exist and their columns. After exposing the name of the user's table, we expose the user table's username and password columns. Then we use the previous CONCAT() oriented attack to leak the administrator's username and password. After exposing the administrator's credentials, we can log in as the administrator. Solution