: In many modern systems, database errors are hidden from the user. An attacker cannot see "Success" or "Error" messages.
The payload is crafted to manipulate a database query by breaking out of the intended logic and forcing the server to pause. {KEYWORD}';WAITFOR DELAY '0:0:5'--
: This is a specific T-SQL (Microsoft SQL Server) command. It instructs the database engine to pause execution for exactly 5 seconds before returning a response. : In many modern systems, database errors are
: An attacker could use a much longer delay or a loop to tie up database connections, effectively performing a Denial of Service (DoS) attack. : This is a specific T-SQL (Microsoft SQL Server) command
: This is a comment operator. It tells the database to ignore the rest of the original query, preventing syntax errors that would otherwise block the attack. The Goal of the Attack
This specific payload is used for rather than data theft. Why Use a Delay?
: If the website takes exactly 5 seconds longer to load than usual after this input, the attacker knows the application is vulnerable to SQL injection.