sql server - What is this hacker trying to do? - Stack Overflow
: This is the core instruction for the database. It tells the server to pause for exactly 2 seconds before responding. MEGA'and(select 1)>0waitfor/**/delay'0:0:2
: This likely targets a field in a web application where the input "MEGA" is expected. The trailing single quote ( ' ) is intended to "break out" of the application's intended SQL query. sql server - What is this hacker trying to do
If you are seeing this in your web server logs, it means someone—or an automated scanner—is probing your site for security weaknesses. Developers typically prevent these attacks using or prepared statements , which ensure that user input is never executed as code. : This likely targets a field in a
The string you provided is a specific type of cyberattack payload used to test for vulnerabilities. Specifically, it targets Microsoft SQL Server (MSSQL) databases. Breakdown of the Code
Once confirmed, they can use more complex versions of this command to ask the database "yes/no" questions to slowly extract usernames, passwords, or other sensitive data. Security Context
sql server - What is this hacker trying to do? - Stack Overflow
: This is the core instruction for the database. It tells the server to pause for exactly 2 seconds before responding.
: This likely targets a field in a web application where the input "MEGA" is expected. The trailing single quote ( ' ) is intended to "break out" of the application's intended SQL query.
If you are seeing this in your web server logs, it means someone—or an automated scanner—is probing your site for security weaknesses. Developers typically prevent these attacks using or prepared statements , which ensure that user input is never executed as code.
The string you provided is a specific type of cyberattack payload used to test for vulnerabilities. Specifically, it targets Microsoft SQL Server (MSSQL) databases. Breakdown of the Code
Once confirmed, they can use more complex versions of this command to ask the database "yes/no" questions to slowly extract usernames, passwords, or other sensitive data. Security Context