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Flatpress RCE (CVE-2022-40048)

cve-2022 | Level: Easy  | Total Lab Runs: 0 | Premium Lab | 


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What is Flatpress?FlatPress is a lightweight, easy-to-set-up blogging engine. Plain and simple, just PHP. No database needed! Being around since 2006, FlatPress is mature and well-tested.Reference: https://www.flatpress.orgWhat is CVE-2022-40048?Flatpress v1.2.1 and below are vulnerable to Remote Code Execution via file upload.Reference: https://nvd.nist.gov/vuln/detail/CVE-2022-40048Lab EnvironmentIn this lab environment, the user is going to get access to a Kali GUI instance. A Flatpress instance vulnerable to Remote Code Execution (RCE), identified by CVE-2022-40048, is running on the target server. It can be accessed using the tools installed on Kali at http://demo.ine.local.Objective: Leverage the vulnerable Flatpress instance to exploit the RCE vulnerability as an authenticated user and execute a command/code on the target server.The following credentials might be helpful:Username: admin
Password: password

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 root terminal of a Kali instance

  • Your Kali has an interface with IP address 192.X.Y.Z. Run "ip addr" to know the values of X and Y.

  • The target server should be located at the IP address 192.X.Y.3. 

  • Do not attack the gateway located at IP address 192.X.Y.1

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

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