If it works, the attacker will replace the "True" statement with a query that asks for sensitive data, such as: "Is the first letter of the admin password 'A'?"
If the website loads normally, the attacker knows the database processed the "True" statement ( dUfS = dUfS ) successfully. If it works, the attacker will replace the
This specific payload is likely a test.
This is a final "always true" statement used to ensure the rest of the original, legitimate SQL query doesn't break the injection. What is the Goal? What is the Goal
The reference to SYSIBM.SYSDUMMY1 is a dead giveaway that the target is an IBM DB2 database. This is a special "one-row, one-column" table used to perform calculations or retrieve system values. If the page loads, the answer is "Yes
If the page loads, the answer is "Yes." If it fails, the answer is "No." By repeating this, they can extract entire databases character by character. How to Prevent This
The attacker is attempting to "trick" the database into running a command that was never intended by the website's developers.