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Vulnerabilities

CVE-2022-48618

Critical 🇺🇸 CISA KEV ⚡ Exploit Available
Apple Multiple Products TOCTOU Memory Corruption Vulnerability (CVE-2022-48618)
Published: Jan 31, 2024  ·  Source: CISA_KEV
CVSS v3
9.0
🔗 NVD Official
📄 Description (English)

Apple Multiple Products Memory Corruption Vulnerability — Apple iOS, iPadOS, macOS, tvOS, and watchOS contain a time-of-check/time-of-use (TOCTOU) memory corruption vulnerability that allows an attacker with read and write capabilities to bypass Pointer Authentication.

🤖 AI Executive Summary

CVE-2022-48618 is a critical memory corruption vulnerability affecting Apple's ecosystem (iOS, iPadOS, macOS, tvOS, watchOS) that exploits a time-of-check/time-of-use (TOCTOU) flaw to bypass Pointer Authentication Code (PAC) protections. With a CVSS score of 9.0 and publicly available exploits, this vulnerability poses an immediate threat to Apple device users in Saudi Arabia, particularly those in sensitive sectors. Attackers with local code execution capabilities can escalate privileges and compromise system integrity, making rapid patching essential.

📄 Description (Arabic)

تعاني منتجات Apple المتعددة بما في ذلك iOS وiPadOS وmacOS وtvOS وwatchOS من ثغرة تلف ذاكرة من نوع وقت الفحص/وقت الاستخدام (TOCTOU) تتيح للمهاجم تجاوز آلية مصادقة المؤشرات (Pointer Authentication). يمكن للمهاجم الذي يمتلك قدرات القراءة والكتابة على الذاكرة استغلال هذه الثغرة لتنفيذ تعليمات برمجية ضارة. تم تأكيد استغلال هذه الثغرة بشكل نشط في الهجمات الفعلية مما يجعلها تهديداً مباشراً وخطيراً. يجب تطبيق التحديثات الأمنية المتاحة من Apple فوراً لجميع الأجهزة المتأثرة.

🤖 ملخص تنفيذي (AI)

CVE-2022-48618 عبارة عن ثغرة حرجة في الذاكرة تؤثر على نظام Apple (iOS و iPadOS و macOS و tvOS و watchOS) تستغل خللاً في التحقق من الوقت واستخدام الوقت (TOCTOU) لتجاوز حماية رمز المصادقة للمؤشرات (PAC). مع درجة CVSS بقيمة 9.0 والاستغلالات المتاحة علناً، تشكل هذه الثغرة تهديداً فورياً لمستخدمي أجهزة Apple في المملكة العربية السعودية، خاصة في القطاعات الحساسة. يمكن للمهاجمين الذين لديهم قدرات تنفيذ الأكواد المحلية تصعيد الامتيازات والتسبب في اختراق سلامة النظام، مما يجعل التصحيح السريع ضرورياً.

🤖 AI Intelligence Analysis Analyzed: Apr 21, 2026 11:01
🇸🇦 Saudi Arabia Impact Assessment
This vulnerability poses significant risk to Saudi government entities (NCA, MISA), SAMA-regulated financial institutions, healthcare providers using Apple devices for patient data access, and energy sector organizations (ARAMCO, SEC). The TOCTOU vulnerability enables privilege escalation and potential lateral movement within enterprise networks. Saudi organizations with BYOD policies and those managing Apple devices in sensitive environments face elevated risk of data exfiltration, system compromise, and supply chain attacks. Telecom operators (STC, Mobily, Zain) managing Apple infrastructure are also at risk.
🏢 Affected Saudi Sectors
Government and Public Administration (NCA, MISA) Banking and Financial Services (SAMA-regulated institutions) Healthcare and Medical Services Energy and Utilities (ARAMCO, SEC) Telecommunications (STC, Mobily, Zain) Defense and Security Critical Infrastructure
⚖️ Saudi Risk Score (AI)
8.8
/ 10.0
🔧 Remediation Steps (English)
IMMEDIATE ACTIONS:
1. Identify all Apple devices (iOS, iPadOS, macOS, tvOS, watchOS) in your organization using Mobile Device Management (MDM) or asset inventory tools
2. Prioritize patching for devices in sensitive roles: government officials, financial analysts, healthcare staff, critical infrastructure operators
3. Restrict local access to vulnerable devices until patching is complete

PATCHING GUIDANCE:
1. Deploy iOS/iPadOS security updates (iOS 15.7.1 or later, iPadOS 15.7.1 or later)
2. Update macOS to Monterey 12.6.1, Ventura 13.1, or later
3. Update tvOS to 16.2 or later
4. Update watchOS to 9.2 or later
5. Use MDM solutions to enforce mandatory updates across enterprise devices
6. Verify patch deployment through device compliance reporting

COMPENSATING CONTROLS (if immediate patching not possible):
1. Disable local user account creation and limit sudo access
2. Implement application whitelisting to prevent unauthorized code execution
3. Monitor system logs for suspicious privilege escalation attempts
4. Isolate vulnerable devices from sensitive networks
5. Enforce strong authentication (MFA) for all critical services

DETECTION RULES:
1. Monitor for unexpected kernel-level process execution
2. Alert on failed Pointer Authentication Code (PAC) validation attempts
3. Track unusual privilege escalation patterns in system logs
4. Monitor for suspicious memory access patterns using EDR solutions
5. Implement YARA rules to detect exploitation artifacts
🔧 خطوات المعالجة (العربية)
الإجراءات الفورية:
1. تحديد جميع أجهزة Apple (iOS و iPadOS و macOS و tvOS و watchOS) في مؤسستك باستخدام أدوات إدارة الأجهزة المحمولة (MDM) أو أدوات جرد الأصول
2. إعطاء الأولوية لتصحيح الأجهزة في الأدوار الحساسة: موظفو الحكومة والمحللون الماليون وموظفو الرعاية الصحية ومشغلو البنية التحتية الحرجة
3. تقييد الوصول المحلي للأجهزة الضعيفة حتى يتم إكمال التصحيح

إرشادات التصحيح:
1. نشر تحديثات أمان iOS/iPadOS (iOS 15.7.1 أو أحدث، iPadOS 15.7.1 أو أحدث)
2. تحديث macOS إلى Monterey 12.6.1 أو Ventura 13.1 أو أحدث
3. تحديث tvOS إلى 16.2 أو أحدث
4. تحديث watchOS إلى 9.2 أو أحدث
5. استخدام حلول MDM لفرض التحديثات الإلزامية عبر أجهزة المؤسسة
6. التحقق من نشر التصحيح من خلال تقارير امتثال الأجهزة

الضوابط البديلة (إذا لم يكن التصحيح الفوري ممكناً):
1. تعطيل إنشاء حسابات المستخدمين المحليين وتقييد وصول sudo
2. تنفيذ قائمة بيضاء للتطبيقات لمنع تنفيذ الأكواد غير المصرح بها
3. مراقبة سجلات النظام للكشف عن محاولات تصعيد الامتيازات المريبة
4. عزل الأجهزة الضعيفة عن الشبكات الحساسة
5. فرض المصادقة القوية (MFA) لجميع الخدمات الحرجة

قواعد الكشف:
1. مراقبة تنفيذ العمليات على مستوى النواة غير المتوقعة
2. التنبيه على محاولات التحقق الفاشلة من رمز المصادقة للمؤشرات (PAC)
3. تتبع أنماط تصعيد الامتيازات غير العادية في سجلات النظام
4. مراقبة أنماط الوصول إلى الذاكرة المريبة باستخدام حلول EDR
5. تنفيذ قواعس YARA للكشف عن آثار الاستغلال
📋 Regulatory Compliance Mapping
🟢 NCA ECC 2024
ECC 2024 A.5.1.1 - Information Security Policies and Procedures ECC 2024 A.6.1.1 - Access Control and Authentication ECC 2024 A.8.1.1 - Asset Management and Inventory ECC 2024 A.12.2.1 - Change Management and Patch Management ECC 2024 A.12.6.1 - Management of Technical Vulnerabilities
🔵 SAMA CSF
SAMA CSF ID.AM-2 - Hardware and Software Assets SAMA CSF PR.AC-1 - Access Control and Authentication SAMA CSF PR.MA-2 - Address Identified Vulnerabilities SAMA CSF DE.CM-8 - Vulnerability Scans
🟡 ISO 27001:2022
ISO 27001:2022 A.5.23 - Information Security for Supplier Relationships ISO 27001:2022 A.8.1 - Asset Management ISO 27001:2022 A.8.2 - Classification of Information ISO 27001:2022 A.12.6.1 - Management of Technical Vulnerabilities ISO 27001:2022 A.14.2.1 - Secure Development Policy
🟣 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 Date2024-02-21
Published 2024-01-31
Source Feed cisa_kev
Views 1
🇸🇦 Saudi Risk Score
8.8
/ 10.0 — Saudi Risk
Priority: CRITICAL
🏷️ Tags
kev actively-exploited
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