What are examples of SQL injection attacks?
Some common SQL injection examples include: Retrieving hidden data, where you can modify an SQL query to return additional results. Subverting application logic, where you can change a query to interfere with the application’s logic. UNION attacks, where you can retrieve data from different database tables.
What is SQL injection and example?
SQL injection, also known as SQLI, is a common attack vector that uses malicious SQL code for backend database manipulation to access information that was not intended to be displayed. This information may include any number of items, including sensitive company data, user lists or private customer details.
What is SQL injection in web application?
An SQL injection is a type of cyber attack in which a hacker uses a piece of SQL (Structured Query Language) code to manipulate a database and gain access to potentially valuable information. Prime examples include notable attacks against Sony Pictures and Microsoft among others.
What is SQL injection in testing?
Summary. SQL injection testing checks if it is possible to inject data into the application so that it executes a user-controlled SQL query in the database. Testers find a SQL injection vulnerability if the application uses user input to create SQL queries without proper input validation.
What are the reasons for SQL injection?
Sources of SQL Injection
- Dynamic SQL. This is often mistaken as the only source of SQL injection, which can be detrimental to security efforts.
- Modification of URL Strings.
- Web/Application Forms.
- Employee Abuse of Limited Access.
- Error Messages.
- Old, Legacy, or Lazy Code.
- Outdated/Unpatched Applications.
- Security Assumptions.
How common are SQL injections?
The exercise shows that SQL injection (SQLi) now represents nearly two-thirds (65.1%) of all Web application attacks.
Do hackers use SQL?
SQL injection attacks are the workhorses of hacking incidents, tricking web sites into spilling credit card numbers and other sensitive data to hackers.