📄 Description (English)
SSH Hostkey misconfiguration vulnerability in TP-Link Archer AX53 v1.0 (tmpserver modules) allows attackers to obtain device credentials through a specially crafted man‑in‑the‑middle (MITM) attack. This could enable unauthorized access if captured credentials are reused.This issue affects Archer AX53 v1.0: through 1.3.1 Build 20241120.
🤖 AI Executive Summary
CVE-2025-62501 is a high-severity SSH hostkey misconfiguration vulnerability in TP-Link Archer AX53 routers (firmware versions 1.0-1.3.1) that enables man-in-the-middle attacks to intercept and obtain device credentials. Attackers can exploit this weakness to gain unauthorized access to affected routers, particularly threatening organizations relying on these devices for network perimeter security. The vulnerability poses significant risk to Saudi enterprises using TP-Link equipment in critical infrastructure and corporate networks.
📄 Description (Arabic)
🤖 AI Intelligence Analysis Analyzed: Apr 26, 2026 02:20
🇸🇦 Saudi Arabia Impact Assessment
This vulnerability directly impacts Saudi organizations across multiple critical sectors: (1) Banking & Financial Services (SAMA-regulated institutions) relying on TP-Link routers for network segmentation and remote access; (2) Government agencies and entities under NCA oversight using these devices in administrative networks; (3) Telecommunications providers (STC, Mobily, Zain) utilizing Archer AX53 in network infrastructure; (4) Energy sector (ARAMCO, SEC) deploying these routers in operational technology networks; (5) Healthcare institutions managing patient data through compromised network perimeters. The MITM attack vector is particularly concerning in Saudi Arabia's interconnected enterprise environments where credential reuse is common.
🏢 Affected Saudi Sectors
Banking & Financial Services
Government & Public Administration
Telecommunications
Energy & Utilities
Healthcare
Critical Infrastructure
Defense & Security
🎯 MITRE ATT&CK Techniques
⚖️ Saudi Risk Score (AI)
7.8
/ 10.0
🔧 Remediation Steps (English)
IMMEDIATE ACTIONS:
1. Identify all TP-Link Archer AX53 devices in your network using network scanning tools (nmap, Shodan queries for Saudi IP ranges)
2. Isolate affected devices from untrusted networks and implement network segmentation
3. Change all SSH credentials and device admin passwords immediately
4. Review SSH access logs for unauthorized connection attempts (check /var/log/auth.log equivalents)
5. Implement network-based MITM detection using ARP spoofing detection tools
PATCHING GUIDANCE:
1. Download firmware version 1.3.2 or later from TP-Link Saudi support portal
2. Perform factory reset before firmware upgrade to clear any compromised configurations
3. Verify firmware integrity using MD5/SHA checksums provided by TP-Link
4. Test in isolated lab environment before production deployment
5. Schedule maintenance window for firmware updates across all affected devices
COMPENSATING CONTROLS (if patching delayed):
1. Implement SSH key-based authentication instead of password authentication
2. Restrict SSH access to specific trusted IP addresses using firewall rules
3. Deploy VPN tunneling for all remote administrative access
4. Enable SSH logging and implement SIEM alerting for failed authentication attempts
5. Use network intrusion detection systems (IDS) to detect MITM attack patterns
6. Implement certificate pinning for SSH connections where possible
DETECTION RULES:
1. Monitor for ARP spoofing and gratuitous ARP packets on network segments containing Archer AX53 devices
2. Alert on SSH connection attempts from unexpected source IPs
3. Track SSH key fingerprint changes on affected devices
4. Monitor for multiple failed SSH authentication attempts followed by successful connections
5. Implement Suricata/Snort rules to detect SSH protocol anomalies
🔧 خطوات المعالجة (العربية)
الإجراءات الفورية:
1. تحديد جميع أجهزة TP-Link Archer AX53 في شبكتك باستخدام أدوات المسح (nmap، استعلامات Shodan للنطاقات السعودية)
2. عزل الأجهزة المتأثرة عن الشبكات غير الموثوقة وتنفيذ تقسيم الشبكة
3. تغيير جميع بيانات اعتماد SSH وكلمات مرور جهاز المسؤول فوراً
4. مراجعة سجلات وصول SSH للمحاولات غير المصرح بها (التحقق من السجلات المكافئة)
5. تنفيذ كشف MITM القائم على الشبكة باستخدام أدوات كشف انتحال ARP
إرشادات التصحيح:
1. تحميل إصدار البرنامج الثابت 1.3.2 أو أحدث من بوابة دعم TP-Link السعودية
2. إجراء إعادة تعيين المصنع قبل ترقية البرنامج الثابت لمسح أي تكوينات مخترقة
3. التحقق من سلامة البرنامج الثابت باستخدام قيم MD5/SHA المقدمة من TP-Link
4. الاختبار في بيئة معملية معزولة قبل النشر الإنتاجي
5. جدولة نافذة صيانة لتحديثات البرنامج الثابت عبر جميع الأجهزة المتأثرة
الضوابط البديلة (إذا تأخر التصحيح):
1. تنفيذ المصادقة القائمة على مفتاح SSH بدلاً من المصادقة بكلمة المرور
2. تقييد وصول SSH إلى عناوين IP موثوقة محددة باستخدام قواعد جدار الحماية
3. نشر نفق VPN لجميع الوصول الإداري عن بعد
4. تفعيل تسجيل SSH وتنفيذ تنبيهات SIEM لمحاولات المصادقة الفاشلة
5. استخدام أنظمة كشف الاختراق على الشبكة (IDS) للكشف عن أنماط هجمات MITM
6. تنفيذ تثبيت الشهادة لاتصالات SSH حيث أمكن
قواعد الكشف:
1. مراقبة انتحال ARP والحزم الطوعية على قطاعات الشبكة التي تحتوي على أجهزة Archer AX53
2. التنبيه على محاولات اتصال SSH من عناوين IP غير متوقعة
3. تتبع تغييرات بصمة مفتاح SSH على الأجهزة المتأثرة
4. مراقبة محاولات المصادقة الفاشلة المتعددة متبوعة بالاتصالات الناجحة
5. تنفيذ قواعد Suricata/Snort للكشف عن شذوذ بروتوكول SSH
📋 Regulatory Compliance Mapping
🟢 NCA ECC 2024
ECC 2024 A.8.2.1 - User access management and authentication controls
ECC 2024 A.8.2.3 - Management of privileged access rights
ECC 2024 A.8.3.1 - Password management systems
ECC 2024 A.13.1.1 - Network security perimeter controls
ECC 2024 A.13.1.3 - Segregation of networks
🔵 SAMA CSF
SAMA CSF ID.AM-2 - Hardware and software assets are inventoried
SAMA CSF PR.AC-1 - Identities and credentials are issued and managed
SAMA CSF PR.AC-2 - Physical and logical access to assets is managed
SAMA CSF PR.DS-2 - Data in transit is protected
SAMA CSF DE.CM-1 - The network is monitored for unauthorized connections
🟡 ISO 27001:2022
ISO 27001:2022 A.5.15 - Access control
ISO 27001:2022 A.8.2 - User access management
ISO 27001:2022 A.8.3 - User responsibilities
ISO 27001:2022 A.13.1 - Network security
ISO 27001:2022 A.14.2 - System development and change management
🟣 PCI DSS v4.0.1
PCI DSS 2.1 - Change vendor-supplied defaults
PCI DSS 2.2.4 - Configure system security parameters
PCI DSS 8.1 - Assign unique ID to each person
PCI DSS 8.2 - Ensure proper user authentication
🔗 References & Sources 4
🔗
https://talosintelligence.com/vulnerability_reports/
f23511db-6c3e-4e32-a477-6aa17d310630
Third Party Advisory
🔗
https://www.tp-link.com/en/support/download/archer-ax53/v1/#Firmware
f23511db-6c3e-4e32-a477-6aa17d310630
Product
🔗
https://www.tp-link.com/my/support/download/archer-ax53/v1/#Firmware
f23511db-6c3e-4e32-a477-6aa17d310630
Product
🔗
https://www.tp-link.com/us/support/faq/4943/
f23511db-6c3e-4e32-a477-6aa17d310630
Vendor Advisory
📦 Affected Products / CPE 1 entries
tp-link:archer_ax53_firmware:1.0