📄 Description (English)
Grandstream Networks UCM6200 Series SQL Injection Vulnerability — Grandstream UCM6200 series is vulnerable to an unauthenticated remote SQL injection via crafted HTTP request. Exploitation can allow for code execution as root.
🤖 AI Executive Summary
Grandstream UCM6200 Series suffers from a critical unauthenticated SQL injection vulnerability (CVSS 9.0) allowing remote code execution as root. This affects unified communications systems widely deployed in Saudi organizations. Exploitation requires only network access with no authentication, making it immediately exploitable by threat actors. Immediate patching is essential given the severity and availability of public exploits.
📄 Description (Arabic)
🤖 AI Intelligence Analysis Analyzed: Apr 19, 2026 11:51
🇸🇦 Saudi Arabia Impact Assessment
Critical impact on Saudi telecommunications sector (STC, Mobily, Zain) and government agencies using UCM6200 for VoIP/unified communications. Banking sector organizations using these systems for internal communications face severe risk of data breach and system compromise. Healthcare facilities relying on UCM6200 for emergency communications could experience service disruption. Energy sector (ARAMCO, utilities) communications infrastructure at risk. Remote code execution as root enables complete system takeover, lateral movement, and data exfiltration.
🏢 Affected Saudi Sectors
Telecommunications (STC, Mobily, Zain)
Banking and Financial Services
Government and Public Administration
Healthcare
Energy and Utilities
Large Enterprises with VoIP infrastructure
🎯 MITRE ATT&CK Techniques
⚖️ Saudi Risk Score (AI)
9.2
/ 10.0
🔧 Remediation Steps (English)
IMMEDIATE ACTIONS:
1. Identify all UCM6200 devices in your network using network scanning tools
2. Isolate affected systems from untrusted networks immediately
3. Implement network segmentation to restrict access to UCM6200 management interfaces
4. Enable firewall rules to block unauthorized HTTP access to UCM6200 devices
PATCHING:
1. Apply latest firmware patches from Grandstream immediately
2. Verify patch version: ensure firmware is updated to version that addresses CVE-2020-5722
3. Test patches in non-production environment first
4. Schedule maintenance window for production deployment
COMPENSATING CONTROLS (if patching delayed):
1. Restrict HTTP/HTTPS access to UCM6200 to authorized IP addresses only
2. Implement Web Application Firewall (WAF) rules to detect SQL injection patterns
3. Monitor for suspicious HTTP requests containing SQL keywords (UNION, SELECT, DROP, etc.)
4. Disable remote management if not required
5. Change default credentials immediately
DETECTION:
1. Monitor for HTTP requests containing SQL injection payloads to UCM6200 ports (80, 443, 8008)
2. Alert on: requests with URL-encoded SQL keywords, UNION-based queries, time-based blind SQL injection patterns
3. Log all HTTP requests to UCM6200 management interfaces
4. Monitor system logs for unexpected root-level process execution
5. IDS/IPS signatures: detect requests with %27 (single quote), UNION SELECT, OR 1=1 patterns
🔧 خطوات المعالجة (العربية)
الإجراءات الفورية:
1. تحديد جميع أجهزة UCM6200 في شبكتك باستخدام أدوات المسح
2. عزل الأنظمة المتأثرة عن الشبكات غير الموثوقة فوراً
3. تطبيق تقسيم الشبكة لتقييد الوصول إلى واجهات إدارة UCM6200
4. تفعيل قواعد جدار الحماية لحظر الوصول HTTP غير المصرح
التصحيح:
1. تطبيق أحدث تحديثات البرامج الثابتة من Grandstream فوراً
2. التحقق من إصدار التصحيح: التأكد من تحديث البرنامج الثابت
3. اختبار التصحيحات في بيئة غير الإنتاج أولاً
4. جدولة نافذة صيانة لنشر الإنتاج
الضوابط البديلة (إذا تأخر التصحيح):
1. تقييد وصول HTTP/HTTPS إلى UCM6200 للعناوين المصرح بها فقط
2. تطبيق قواعد جدار تطبيقات الويب لكشف أنماط حقن SQL
3. مراقبة الطلبات المريبة التي تحتوي على كلمات SQL
4. تعطيل الإدارة البعيدة إذا لم تكن مطلوبة
5. تغيير بيانات الاعتماد الافتراضية فوراً
الكشف:
1. مراقبة طلبات HTTP التي تحتوي على حمولات حقن SQL
2. تنبيهات على الطلبات التي تحتوي على كلمات SQL المشفرة
3. تسجيل جميع طلبات HTTP لواجهات الإدارة
4. مراقبة سجلات النظام لتنفيذ العمليات غير المتوقعة
5. توقيعات IDS/IPS للكشف عن الأنماط المريبة
📋 Regulatory Compliance Mapping
🟢 NCA ECC 2024
A.5.1.1 - Information security policies and procedures
A.8.1.1 - User access management and authentication
A.12.2.1 - Change management procedures
A.12.4.1 - Event logging and monitoring
A.13.1.1 - Network security perimeter controls
🔵 SAMA CSF
ID.AM-2 - Asset management and inventory
PR.AC-1 - Access control and authentication
PR.PT-1 - Security awareness and training
DE.CM-1 - Detection and monitoring
RS.RP-1 - Response planning
🟡 ISO 27001:2022
A.5.1.1 - Information security policies
A.8.1.4 - Access control
A.12.2.1 - Change management
A.12.4.1 - Event logging
A.13.1.1 - Network security
🟣 PCI DSS v4.0
Requirement 1 - Firewall configuration
Requirement 2 - Default security parameters
Requirement 6 - Secure development and patch management
Requirement 10 - Logging and monitoring
🔗 References & Sources 0
No references.
📦 Affected Products / CPE 1 entries
Grandstream:UCM6200