📄 Description (English)
Single Sign-On Portal System developed by WellChoose has a OS Command Injection vulnerability, allowing authenticated remote attackers to inject arbitrary OS commands and execute them on the server.
🤖 AI Executive Summary
CVE-2026-1428 is a critical OS command injection vulnerability in WellChoose's Single Sign-On Portal System affecting authenticated users. With a CVSS score of 8.8, this vulnerability allows attackers with valid credentials to execute arbitrary operating system commands on the server, potentially leading to complete system compromise. Immediate patching is essential for all organizations using this SSO solution, particularly those in regulated sectors.
📄 Description (Arabic)
🤖 AI Intelligence Analysis Analyzed: Apr 22, 2026 10:27
🇸🇦 Saudi Arabia Impact Assessment
This vulnerability poses significant risk to Saudi organizations relying on WellChoose SSO for identity management. Primary impact sectors include: Banking and Financial Services (SAMA-regulated institutions managing customer authentication), Government agencies (NCA oversight), Healthcare providers (MOH facilities), Telecommunications (STC, Mobily), and Energy sector (ARAMCO subsidiaries). Compromised SSO systems could enable lateral movement across enterprise networks, data exfiltration, and unauthorized access to critical systems. The authenticated nature reduces immediate risk but insider threats and credential compromise scenarios are critical concerns.
🏢 Affected Saudi Sectors
Banking and Financial Services
Government and Public Administration
Healthcare
Energy and Utilities
Telecommunications
Education
Insurance
🎯 MITRE ATT&CK Techniques
⚖️ Saudi Risk Score (AI)
8.2
/ 10.0
🔧 Remediation Steps (English)
IMMEDIATE ACTIONS:
1. Identify all WellChoose SSO Portal System instances in your environment
2. Restrict access to the SSO portal to essential personnel only
3. Enable enhanced logging and monitoring for authentication events
4. Review recent access logs for suspicious command patterns or unusual activities
PATCHING:
1. Apply the available patch immediately to all affected WellChoose SSO instances
2. Test patches in non-production environments first
3. Schedule maintenance windows for production deployment
4. Verify patch application and system functionality post-deployment
COMPENSATING CONTROLS (if patching delayed):
1. Implement Web Application Firewall (WAF) rules to detect command injection patterns
2. Apply input validation and sanitization at application level
3. Run SSO services with minimal required privileges (principle of least privilege)
4. Implement network segmentation to isolate SSO systems
5. Enable command execution auditing and alerting
DETECTION RULES:
1. Monitor for suspicious command characters in SSO parameters: |, ;, &, $(), backticks
2. Alert on unexpected process spawning from SSO application processes
3. Track failed authentication attempts followed by successful access
4. Monitor for unusual outbound connections from SSO servers
🔧 خطوات المعالجة (العربية)
الإجراءات الفورية:
1. تحديد جميع مثيلات نظام بوابة WellChoose SSO في بيئتك
2. تقييد الوصول إلى بوابة SSO للموظفين الأساسيين فقط
3. تفعيل السجلات والمراقبة المحسنة لأحداث المصادقة
4. مراجعة سجلات الوصول الأخيرة للأنشطة المريبة أو غير العادية
التصحيح:
1. تطبيق التصحيح المتاح فورًا على جميع مثيلات WellChoose SSO المتأثرة
2. اختبار التصحيحات في بيئات غير الإنتاج أولاً
3. جدولة نوافذ الصيانة لنشر الإنتاج
4. التحقق من تطبيق التصحيح وعمل النظام بعد النشر
الضوابط البديلة (إذا تأخر التصحيح):
1. تطبيق قواعد جدار حماية تطبيقات الويب (WAF) للكشف عن أنماط حقن الأوامر
2. تطبيق التحقق من صحة المدخلات والتطهير على مستوى التطبيق
3. تشغيل خدمات SSO بأقل صلاحيات مطلوبة
4. تطبيق تقسيم الشبكة لعزل أنظمة SSO
5. تفعيل تدقيق تنفيذ الأوامر والتنبيهات
قواعد الكشف:
1. مراقبة أحرف الأوامر المريبة في معاملات SSO: |، ;، &، $()، علامات الاقتباس العكسية
2. التنبيه على توليد العمليات غير المتوقعة من عمليات تطبيق SSO
3. تتبع محاولات المصادقة الفاشلة متبوعة بالوصول الناجح
4. مراقبة الاتصالات الخارجية غير العادية من خوادم SSO
📋 Regulatory Compliance Mapping
🟢 NCA ECC 2024
ECC 2024 A.5.1.1 - Access Control Policies
ECC 2024 A.5.2.1 - User Registration and Access Rights Management
ECC 2024 A.5.3.1 - Password Management
ECC 2024 A.6.1.1 - Information Security Incident Management
ECC 2024 A.12.4.1 - Event Logging
ECC 2024 A.12.4.3 - Administrator and Operator Logs
🔵 SAMA CSF
SAMA CSF ID.AM-2 - Software Inventory
SAMA CSF PR.AC-1 - Access Control Policy
SAMA CSF PR.AC-4 - Access Rights Management
SAMA CSF DE.CM-1 - System Monitoring
SAMA CSF RS.AN-1 - Characterization of Incident
🟡 ISO 27001:2022
ISO 27001:2022 A.5.15 - Access Control
ISO 27001:2022 A.5.16 - Authentication
ISO 27001:2022 A.5.17 - Access Rights
ISO 27001:2022 A.8.1 - User Endpoint Devices
ISO 27001:2022 A.8.22 - Monitoring Activities
ISO 27001:2022 A.8.23 - Administrator and Operator Logs
🟣 PCI DSS v4.0
PCI DSS 2.1 - Configuration Standards
PCI DSS 6.2 - Security Patches
PCI DSS 7.1 - Access Control Implementation
PCI DSS 10.2 - User Access Logging