IMPORTANT:AttackDefense Labs is included with a Pentester Academy subscription! Upgrade Now to access over 1800+ Labs.

Already a Pentester Academy student? Your access will continue uninterrupted. Please use the same Google account to login here.

Not a Pentester Academy student? Try our Free Communitiy Labs

Challenge II

badge-jwt-basics | Level: Easy  | Total Lab Runs: 0 | Premium Lab

Lab Scoreboard

Two REST APIs, Finance and Services are running on the target machine and uses JWT based authentication. The scope of usage of the tokens issued by the APIs was not restricted. As a result, the token issued by one API could be used to interact with the other API.

In this challenge, the attacker already has the credentials of a low privileged user and needs to create an admin token to access restricted APIs.

Objective:
Retrieve the Golden Ticket!

User Information:

Usernameelliot
Password
elliotalderson

Instructions:
  • This lab is dedicated to you! No other users are on this network :)
  • Once you start the lab, you will have access to a Ubuntu CLI instance.
  • Your Ubuntu instance has an interface with IP address 192.X.Y.2. Run "ifconfig" to know the values of X and Y.
  • The Finance and Services API are running on port 8000 and 8080 respectively on the target machine having IP address 192.X.Y.3.
  • Do not attack the gateway located at IP address 192.X.Y.1

NOTE: This badge challenge is for evaluation, so we don't provide hints or explanations for this. Hence, contact us on support email only if you are facing a technical issue.




Verify:
1. Golden Ticket
 

The following activities are strictly prohibited on this website unless otherwise explicitly stated as allowed in the mission statement:

  • Using automated scanners
  • Using brute force attacks
  • Denial of Service attacks
  • Attacking other student machines in challenges where you might achieve a shell on the vulnerable system
  • Attacking the lab infrastructure

Users violating the above will be either temporarily or permanently banned from the website. 

If you are unsure about an activity, then please contact support to confirm that it is allowed on our website.

Technical Support for this Lab:

There is a reason we provide unlimited lab time: you can take as much time as you need to solve a lab. However, we realize that sometimes hints might be necessary to keep you motivated!

We currently provide technical support limited to:

  • Giving hints for a lab exercise
  • In rare circumstances, if you have totally given up (NO!!!) then tell you how to solve it. This will be limited to sharing the solution video or lab report
  • A lab exercise fails to load or has errors in it

If you need technical support, please email  attackdefense@pentesteracademy.com  clearly mention the name and link of the lab exercise and other essential details. The more descriptive you are, the faster we can help you. We will get back to you within 24 hours or less. 

For adminitrative queries, billing, enterprise accounts etc. please email feedback@binarysecuritysolutions.com