Buy a Burp Suite Certified Practitioner exam, pass before 15 Dec, and we'll refund your $99.  –   Find out more
  1. Web Security Academy
  2. OS command injection
  3. Lab

Lab: Blind OS command injection with time delays

PRACTITIONER

This lab contains a blind OS command injection vulnerability in the feedback function.

The application executes a shell command containing the user-supplied details. The output from the command is not returned in the response.

To solve the lab, exploit the blind OS command injection vulnerability to cause a 10 second delay.

Stories from the Daily Swig about OS command injection

Register for free to track your learning progress

The benefits of working through PortSwigger's Web Security Academy
  • Practise exploiting vulnerabilities on realistic targets.

  • Record your progression from Apprentice to Expert.

  • See where you rank in our Hall of Fame.

Already got an account? Login here