Sql Injection Challenge 5 Security Shepherd =link= Page

The injected double quote ( " ) at the start of the password field closes the password string prematurely. The injected OR ""="" condition is always true because an empty string ( "" ) is equal to itself. This turns the query into:

: Use a double-quote-based injection to bypass the check. A common successful payload is: " OR "1"="1

This creates: WHERE username = 'admin' = '' – false. Sql Injection Challenge 5 Security Shepherd

Username: admin Password: ' OR 1=1 --

Mastering SQL Injection Challenge 5 in OWASP Security Shepherd: A Comprehensive Guide The injected double quote ( " ) at

Input a single quote ( ' ) to see if it triggers a database error, indicating a vulnerable string-based SQL query.

Different databases use different syntax commands to trigger a time delay. Since Security Shepherd typically runs on a MySQL or PostgreSQL backend depending on your deployment environment, you must test the sleep syntax for both. 1' AND SLEEP(5) -- - PostgreSQL Payload Test: 1' AND PG_SLEEP(5) -- A common successful payload is: " OR "1"="1

1 AND 1=2 UNION SELECT 1,2,3 -- -

Pro tip: If ORDER BY is filtered, use 1 GROUP BY 3,2,1 to test column counts.