Interesting - SQL Truncation Attack

According to the article:-

The SQL Truncation vulnerability is a very interesting flaw in the database. The successful exploitation of this issue leads to user account compromise, as it means an attacker can access any users account with his own password. Sounds interesting!

First we will see why this issue occurs in the database. If the user input value is not validating for its length, then a truncation vulnerability can arise. If the MySQL is running in default mode, Administrator account as admin, the database column is limited to 20 characters.

The link below has a good example:-

http://resources.infosecinstitute.com/sql-truncation-attack