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SQL injection on a search
The way Search performs its task is by executing the following query (in a php script):
$var=stripslashes($_POST['search']); $query = "SELECT username from lab1_login where username ='".$var."'";
The structure of the database table that is maintained by the webservice and on which this query runs is as follows:
mysql> desc lab1_login;
Field
Type
Null
Key
Default
Extra
uid
int(11)
NO
PRI
auto_increment
username
varchar(255)
YES
password
Your task is to now perform a SQL Injection attack in the "Search for users" box such that it prints out all the usernames and passwords.
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