📄 Description (English)
VMware Multiple Products Privilege Escalation Vulnerability — VMware Fusion, Remote Console (VMRC) for Mac, and Horizon Client for Mac contain a privilege escalation vulnerability due to improper use of setuid binaries that allows attackers to escalate privileges to root.
🤖 AI Executive Summary
CVE-2020-3950 is a critical privilege escalation vulnerability (CVSS 9.0) affecting VMware Fusion, Remote Console, and Horizon Client for Mac through improper setuid binary handling. Attackers can escalate privileges to root level, enabling complete system compromise. With public exploits available, immediate patching is essential for all affected installations in Saudi organizations.
📄 Description (Arabic)
🤖 AI Intelligence Analysis Analyzed: Apr 19, 2026 11:47
🇸🇦 Saudi Arabia Impact Assessment
This vulnerability poses significant risk to Saudi financial institutions (SAMA-regulated banks) using VMware infrastructure for remote access and virtualization, particularly those deploying Horizon Client for remote work scenarios. Government entities (NCA oversight) utilizing VMware for secure infrastructure face root-level compromise risks. Healthcare organizations (MOH) and energy sector (ARAMCO, SEC) relying on VMware virtualization for critical systems are at elevated risk. Telecom operators (STC, Mobily) using VMware for network infrastructure could experience service disruption and data breach. The Mac-specific nature limits direct impact but affects remote access capabilities for Saudi professionals using macOS endpoints.
🏢 Affected Saudi Sectors
Banking and Financial Services (SAMA-regulated)
Government and Public Administration (NCA oversight)
Healthcare (MOH facilities)
Energy and Petroleum (ARAMCO, SEC)
Telecommunications (STC, Mobily, Zain)
Education and Research
Insurance and Investment
🎯 MITRE ATT&CK Techniques
⚖️ Saudi Risk Score (AI)
8.7
/ 10.0
🔧 Remediation Steps (English)
IMMEDIATE ACTIONS:
1. Identify all VMware Fusion, Remote Console (VMRC), and Horizon Client for Mac installations across the organization
2. Restrict local access to affected systems and disable unnecessary remote access capabilities
3. Implement application whitelisting to prevent unauthorized privilege escalation attempts
PATCHING GUIDANCE:
1. Apply VMware security patches immediately: Fusion 11.5.6+, VMRC 12.0.1+, Horizon Client 5.4.4+ or later
2. Prioritize patching for systems with direct internet exposure or used for critical remote access
3. Test patches in non-production environment before enterprise deployment
4. Maintain offline backup of patch files for rapid deployment
COMPENSATING CONTROLS (if patching delayed):
1. Restrict local user access to affected systems
2. Disable setuid bit on vulnerable binaries if operationally feasible: find /Applications -name '*vmware*' -perm -4000
3. Implement file integrity monitoring on VMware installation directories
4. Enforce strict access controls on VMware configuration files
DETECTION RULES:
1. Monitor for setuid binary execution from VMware installation paths
2. Alert on privilege escalation attempts from non-root users to root
3. Track modifications to /Library/Preferences/VMware* directories
4. Monitor system logs for unauthorized root process spawning from VMware processes
5. Implement EDR rules detecting setuid exploitation patterns
🔧 خطوات المعالجة (العربية)
الإجراءات الفورية:
1. تحديد جميع تثبيتات VMware Fusion و Remote Console (VMRC) و Horizon Client لنظام Mac عبر المنظمة
2. تقييد الوصول المحلي للأنظمة المتأثرة وتعطيل قدرات الوصول البعيد غير الضرورية
3. تنفيذ القائمة البيضاء للتطبيقات لمنع محاولات تصعيد الامتيازات غير المصرح بها
إرشادات التصحيح:
1. تطبيق تصحيحات أمان VMware فورًا: Fusion 11.5.6+، VMRC 12.0.1+، Horizon Client 5.4.4+ أو أحدث
2. إعطاء الأولوية لتصحيح الأنظمة ذات التعرض المباشر للإنترنت أو المستخدمة للوصول البعيد الحرج
3. اختبار التصحيحات في بيئة غير الإنتاج قبل النشر على مستوى المؤسسة
4. الحفاظ على نسخة احتياطية غير متصلة من ملفات التصحيح للنشر السريع
الضوابط البديلة (إذا تأخر التصحيح):
1. تقييد وصول المستخدمين المحليين إلى الأنظمة المتأثرة
2. تعطيل بت setuid على الملفات الثنائية الضعيفة إن أمكن: find /Applications -name '*vmware*' -perm -4000
3. تنفيذ مراقبة سلامة الملفات على أدلة تثبيت VMware
4. فرض ضوابط وصول صارمة على ملفات تكوين VMware
قواعد الكشف:
1. مراقبة تنفيذ الملفات الثنائية setuid من مسارات تثبيت VMware
2. التنبيه على محاولات تصعيد الامتيازات من المستخدمين غير الجذر إلى الجذر
3. تتبع التعديلات على أدلة /Library/Preferences/VMware*
4. مراقبة سجلات النظام لتوليد عمليات الجذر غير المصرح بها من عمليات VMware
5. تنفيذ قواعد EDR للكشف عن أنماط استغلال setuid
📋 Regulatory Compliance Mapping
🟢 NCA ECC 2024
ECC 2024 A.5.1.1 - Access Control Policies
ECC 2024 A.6.1.1 - Information Security Roles and Responsibilities
ECC 2024 A.8.2.1 - User Registration and De-registration
ECC 2024 A.9.2.1 - User Access Management
ECC 2024 A.12.2.1 - Change Management
🔵 SAMA CSF
SAMA CSF ID.AM-2 - Hardware and 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.MI-2 - Incident Response Procedures
🟡 ISO 27001:2022
ISO 27001:2022 A.5.15 - Access Control
ISO 27001:2022 A.5.16 - Identification and Authentication
ISO 27001:2022 A.5.18 - Management of Privileged Access Rights
ISO 27001:2022 A.8.1 - User Endpoint Devices
ISO 27001:2022 A.8.22 - Monitoring Activities
🟣 PCI DSS v4.0
PCI DSS 2.1 - Configuration Standards
PCI DSS 6.2 - Security Patches
PCI DSS 7.1 - Limit Access to System Components
PCI DSS 10.2 - Implement Automated Audit Trails
🔗 References & Sources 0
No references.
📦 Affected Products / CPE 1 entries
VMware:Multiple Products