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

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