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Vulnerabilities

CVE-2020-9859

Critical 🇺🇸 CISA KEV ⚡ Exploit Available
Apple Multiple Products Code Execution Vulnerability — Apple iOS, iPadOS, macOS, watchOS, and tvOS contain an unspecified vulnerability that may allow an application to execute code with kernel privil
Published: Nov 3, 2021  ·  Source: CISA_KEV
CVSS v3
9.0
🔗 NVD Official
📄 Description (English)

Apple Multiple Products Code Execution Vulnerability — Apple iOS, iPadOS, macOS, watchOS, and tvOS contain an unspecified vulnerability that may allow an application to execute code with kernel privileges.

🤖 AI Executive Summary

CVE-2020-9859 is a critical kernel privilege escalation vulnerability affecting Apple's ecosystem (iOS, iPadOS, macOS, watchOS, tvOS) with a CVSS score of 9.0. An unspecified vulnerability allows malicious applications to execute arbitrary code with kernel-level privileges, representing a severe threat to confidentiality, integrity, and availability. Active exploits are available, making immediate patching essential for all affected Apple devices in Saudi organizations.

📄 Description (Arabic)

🤖 AI Intelligence Analysis Analyzed: Apr 19, 2026 18:35
🇸🇦 Saudi Arabia Impact Assessment
This vulnerability poses significant risk to Saudi banking sector (SAMA-regulated institutions), government agencies (NCA oversight), healthcare organizations, and energy sector (ARAMCO, downstream companies). High-value targets include financial institutions using Apple devices for executive operations, government ministries relying on macOS/iOS infrastructure, and healthcare providers managing patient data on Apple platforms. The kernel-level execution capability enables complete device compromise, data exfiltration, and lateral movement within enterprise networks.
🏢 Affected Saudi Sectors
Banking and Financial Services Government and Public Administration Healthcare and Medical Services Energy and Petroleum Telecommunications Education Retail and E-commerce
⚖️ Saudi Risk Score (AI)
9.2
/ 10.0
🔧 Remediation Steps (English)
IMMEDIATE ACTIONS:
1. Inventory all Apple devices (iOS, iPadOS, macOS, watchOS, tvOS) across the organization
2. Prioritize patching for devices handling sensitive financial, government, or healthcare data
3. Restrict installation of untrusted applications on affected devices
4. Enable Mobile Device Management (MDM) controls to enforce security policies

PATCHING GUIDANCE:
1. Update iOS/iPadOS to version 13.5.1 or later
2. Update macOS to version 10.15.5 or later
3. Update watchOS to version 6.2.5 or later
4. Update tvOS to version 13.4.5 or later
5. Test patches in non-production environment before enterprise rollout

COMPENSATING CONTROLS (if immediate patching not possible):
1. Implement strict application whitelisting policies
2. Disable untrusted app installation via MDM
3. Isolate affected devices from critical networks
4. Monitor for suspicious kernel-level process execution
5. Implement network segmentation for Apple device traffic

DETECTION RULES:
1. Monitor for unexpected kernel privilege escalation attempts
2. Alert on installation of unsigned or untrusted applications
3. Track unusual system calls originating from user-space applications
4. Monitor device logs for kernel panic or security violations
5. Implement EDR solutions with Apple device support
🔧 خطوات المعالجة (العربية)
الإجراءات الفورية:
1. حصر جميع أجهزة Apple (iOS و iPadOS و macOS و watchOS و tvOS) في المنظمة
2. إعطاء الأولوية لتصحيح الأجهزة التي تتعامل مع البيانات المالية والحكومية والصحية الحساسة
3. تقييد تثبيت التطبيقات غير الموثوقة على الأجهزة المتأثرة
4. تفعيل عناصر تحكم إدارة الأجهزة المحمولة (MDM) لفرض سياسات الأمان

إرشادات التصحيح:
1. تحديث iOS/iPadOS إلى الإصدار 13.5.1 أو أحدث
2. تحديث macOS إلى الإصدار 10.15.5 أو أحدث
3. تحديث watchOS إلى الإصدار 6.2.5 أو أحدث
4. تحديث tvOS إلى الإصدار 13.4.5 أو أحدث
5. اختبار التصحيحات في بيئة غير الإنتاج قبل النشر على مستوى المؤسسة

الضوابط البديلة (إذا لم يكن التصحيح الفوري ممكناً):
1. تطبيق سياسات القائمة البيضاء الصارمة للتطبيقات
2. تعطيل تثبيت التطبيقات غير الموثوقة عبر MDM
3. عزل الأجهزة المتأثرة عن الشبكات الحرجة
4. مراقبة تصعيد امتيازات النواة المريبة
5. تطبيق تقسيم الشبكة لحركة أجهزة Apple

قواعد الكشف:
1. مراقبة محاولات تصعيد امتيازات النواة غير المتوقعة
2. تنبيهات تثبيت التطبيقات غير الموقعة أو غير الموثوقة
3. تتبع استدعاءات النظام غير العادية من تطبيقات مستوى المستخدم
4. مراقبة سجلات الجهاز لأعطال النواة أو انتهاكات الأمان
5. تطبيق حلول EDR مع دعم أجهزة Apple
📋 Regulatory Compliance Mapping
🟢 NCA ECC 2024
ECC 2024 A.5.1.1 - Information Security Policies ECC 2024 A.6.1.1 - Internal Organization ECC 2024 A.12.2.1 - Controls Against Malware ECC 2024 A.12.6.1 - Management of Technical Vulnerabilities
🔵 SAMA CSF
SAMA CSF ID.BE-1 - Business Environment SAMA CSF PR.DS-1 - Data Security Management SAMA CSF PR.IP-12 - Vulnerability Management SAMA CSF DE.CM-8 - Malware Detection
🟡 ISO 27001:2022
ISO 27001:2022 A.5.1 - Policies for Information Security ISO 27001:2022 A.8.1 - User Endpoint Devices ISO 27001:2022 A.12.2 - Protection from Malware ISO 27001:2022 A.12.6 - Management of Technical Vulnerabilities and Exposures
🟣 PCI DSS v4.0
PCI DSS 6.2 - Security Patches and Updates PCI DSS 11.2 - Vulnerability Scanning
🔗 References & Sources 0
No references.
📦 Affected Products / CPE 1 entries
Apple:Multiple Products
📊 CVSS Score
9.0
/ 10.0 — Critical
📋 Quick Facts
Severity Critical
CVSS Score9.0
EPSS0.17%
Exploit ✓ Yes
Patch ✓ Yes
CISA KEV🇺🇸 Yes
KEV Due Date2022-05-03
Published 2021-11-03
Source Feed cisa_kev
Views 1
🇸🇦 Saudi Risk Score
9.2
/ 10.0 — Saudi Risk
Priority: CRITICAL
🏷️ Tags
kev actively-exploited
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