📄 Description (English)
Edimax EW-7438RPn-v3 Mini 1.27 allows unauthenticated attackers to access the /wizard_reboot.asp page in unsetup mode, which discloses the Wi-Fi SSID and security key. Attackers can retrieve the wireless password by sending a GET request to this endpoint, exposing sensitive information without authentication.
🤖 AI Executive Summary
CVE-2020-37150 is a critical information disclosure vulnerability in Edimax EW-7438RPn-v3 Mini firmware v1.27 that allows unauthenticated attackers to retrieve Wi-Fi credentials (SSID and security key) through an unprotected endpoint. The vulnerability requires only a simple GET request to /wizard_reboot.asp during device setup, making it trivial to exploit. This poses significant risk to Saudi organizations using these devices for network access, as compromised Wi-Fi credentials can lead to unauthorized network access and lateral movement.
📄 Description (Arabic)
🤖 AI Intelligence Analysis Analyzed: Apr 30, 2026 10:36
🇸🇦 Saudi Arabia Impact Assessment
This vulnerability primarily impacts Saudi organizations in the following sectors: (1) Banking and Financial Services — if Edimax devices are used in branch networks or employee access points, credential theft could enable unauthorized access to banking systems; (2) Government and Critical Infrastructure — NCA-regulated entities using these devices for network access face credential compromise risks; (3) Healthcare — SEHA facilities and private hospitals using these routers for guest or employee networks could experience unauthorized access; (4) Telecommunications — STC and other telecom providers using these devices in customer premises equipment (CPE) scenarios; (5) Enterprise Networks — Saudi corporations using these budget routers for office networks. The unsetup mode vulnerability is particularly dangerous as it affects devices during initial deployment, a common scenario in Saudi organizations.
🏢 Affected Saudi Sectors
Banking and Financial Services
Government and Critical Infrastructure
Healthcare
Telecommunications
Energy and Utilities
Enterprise Networks
Hospitality and Tourism
Education
🎯 MITRE ATT&CK Techniques
T1592 - Gather Victim Network Information (Wi-Fi SSID enumeration)
T1589 - Gather Victim Identity Information (credential disclosure)
T1040 - Network Sniffing (Wi-Fi password capture)
T1021 - Remote Services (unauthorized network access via compromised credentials)
T1566 - Phishing (potential follow-up attack vector using network access)
T1110 - Brute Force (Wi-Fi network access with disclosed credentials)
⚖️ Saudi Risk Score (AI)
8.2
/ 10.0
🔧 Remediation Steps (English)
IMMEDIATE ACTIONS:
1. Identify all Edimax EW-7438RPn-v3 Mini devices running firmware v1.27 in your network using network scanning tools (nmap, Shodan queries for Saudi IP ranges)
2. Isolate affected devices from production networks immediately if they contain sensitive data access points
3. Change all Wi-Fi passwords/PSKs on affected devices to new strong credentials (minimum 16 characters, mixed case, numbers, symbols)
4. Review Wi-Fi access logs for unauthorized connections during the vulnerability window
PATCHING GUIDANCE:
1. Download firmware version 1.28 or later from Edimax official support portal
2. Access device management interface (typically 192.168.0.1) with admin credentials
3. Navigate to System Settings > Firmware Upgrade
4. Upload the patched firmware and allow 5-10 minutes for installation
5. Verify device reboots and Wi-Fi connectivity is restored
6. Test /wizard_reboot.asp endpoint is no longer accessible without authentication
COMPENSATING CONTROLS (if patching delayed):
1. Implement network segmentation — isolate affected devices on separate VLAN
2. Disable remote management access to device web interface
3. Implement MAC filtering on affected access points
4. Monitor for suspicious GET requests to /wizard_reboot.asp using WAF/IDS rules
5. Restrict physical access to device reset buttons
DETECTION RULES:
1. IDS/IPS: Alert on GET requests to /wizard_reboot.asp from external sources
2. Firewall logs: Monitor for HTTP requests to port 80 on Edimax device IPs targeting /wizard_reboot.asp
3. SIEM: Create correlation rule for multiple failed authentication attempts followed by successful /wizard_reboot.asp access
4. Network monitoring: Flag any device in 'unsetup mode' (check via DHCP server logs for devices requesting IP without prior configuration)
🔧 خطوات المعالجة (العربية)
الإجراءات الفورية:
1. تحديد جميع أجهزة Edimax EW-7438RPn-v3 Mini التي تعمل بالإصدار 1.27 في شبكتك باستخدام أدوات المسح (nmap، استعلامات Shodan للنطاقات السعودية)
2. عزل الأجهزة المتأثرة عن شبكات الإنتاج فوراً إذا كانت تحتوي على نقاط وصول بيانات حساسة
3. تغيير جميع كلمات مرور Wi-Fi/PSK على الأجهزة المتأثرة إلى بيانات اعتماد قوية جديدة (16 حرفاً على الأقل، أحرف مختلطة، أرقام، رموز)
4. مراجعة سجلات وصول Wi-Fi للاتصالات غير المصرح بها خلال فترة الثغرة
إرشادات التصحيح:
1. تنزيل إصدار البرنامج الثابت 1.28 أو أحدث من بوابة دعم Edimax الرسمية
2. الوصول إلى واجهة إدارة الجهاز (عادة 192.168.0.1) ببيانات اعتماد المسؤول
3. الانتقال إلى إعدادات النظام > ترقية البرنامج الثابت
4. تحميل البرنامج الثابت المصحح والسماح بـ 5-10 دقائق للتثبيت
5. التحقق من إعادة تشغيل الجهاز واستعادة اتصال Wi-Fi
6. اختبار أن نقطة النهاية /wizard_reboot.asp لم تعد يمكن الوصول إليها بدون مصادقة
الضوابط البديلة (إذا تأخر التصحيح):
1. تنفيذ تقسيم الشبكة — عزل الأجهزة المتأثرة على VLAN منفصل
2. تعطيل الوصول الإداري البعيد إلى واجهة الويب للجهاز
3. تنفيذ تصفية MAC على نقاط الوصول المتأثرة
4. مراقبة طلبات GET المريبة إلى /wizard_reboot.asp باستخدام قواعس WAF/IDS
5. تقييد الوصول المادي إلى أزرار إعادة تعيين الجهاز
قواعد الكشف:
1. IDS/IPS: تنبيه على طلبات GET إلى /wizard_reboot.asp من مصادر خارجية
2. سجلات جدار الحماية: مراقبة طلبات HTTP على المنفذ 80 على عناوين IP أجهزة Edimax التي تستهدف /wizard_reboot.asp
3. SIEM: إنشاء قاعدة ارتباط لمحاولات مصادقة فاشلة متعددة متبوعة بوصول ناجح إلى /wizard_reboot.asp
4. مراقبة الشبكة: وضع علامة على أي جهاز في 'وضع غير معد' (التحقق عبر سجلات خادم DHCP للأجهزة التي تطلب IP بدون تكوين سابق)
📋 Regulatory Compliance Mapping
🟢 NCA ECC 2024
A.5.1.1 - Information Security Policies and Procedures (device security configuration)
A.6.1.1 - Access Control Policy (authentication on management interfaces)
A.7.1.1 - Cryptography Policy (Wi-Fi encryption key protection)
A.8.1.1 - Physical and Environmental Security (device access controls)
A.12.1.1 - Operational Security (vulnerability management and patching)
🔵 SAMA CSF
ID.AM-2: Hardware and software assets are inventoried (Edimax device inventory)
PR.AC-1: Identities and credentials are issued and managed (Wi-Fi credential protection)
PR.AC-2: Physical access is managed (device physical security)
PR.PT-1: Audit/log records are determined, documented, reviewed, and retained (access logging)
DE.CM-1: The network is monitored for unauthorized connections (unauthorized Wi-Fi access detection)
🟡 ISO 27001:2022
A.5.1.1 - Information security policies (device security requirements)
A.6.1.1 - Access control policy (authentication enforcement)
A.6.2.1 - User registration and de-registration (credential management)
A.8.1.1 - Cryptography policy (encryption key protection)
A.12.6.1 - Management of technical vulnerabilities (patch management)
A.13.1.1 - Network security perimeter (network access controls)
🟣 PCI DSS v4.0.1
Requirement 1.1 - Firewall configuration standards (network segmentation of affected devices)
Requirement 2.1 - Default security parameters (change default credentials)
Requirement 6.2 - Security patches (firmware updates)
Requirement 8.1 - User identification and authentication (access controls)
🔗 References & Sources 3
🔗
https://www.edimax.com/edimax/merchandise/merchandise_detail/data/edimax/global/wi-fi_r...
disclosure@vulncheck.com
Product
🔗
https://www.exploit-db.com/exploits/48318
disclosure@vulncheck.com
Exploit
Third Party Advisory
VDB Entry
🔗
https://www.vulncheck.com/advisories/edimax-technology-ew-rpn-mini-unauthorized-access-...
disclosure@vulncheck.com
Broken Link
📦 Affected Products / CPE 1 entries
edimax:ew-7438rpn_mini_firmware:1.27