📄 Description (English)
GIGABYTE Multiple Products Code Execution Vulnerability — The GPCIDrv and GDrv low-level drivers in GIGABYTE App Center, AORUS Graphics Engine, XTREME Gaming Engine, and OC GURU II expose functionality to read/write data from/to IO ports. This could be leveraged in a number of ways to ultimately run code with elevated privileges.
🤖 AI Executive Summary
CVE-2018-19322 is a critical code execution vulnerability in GIGABYTE low-level drivers (GPCIDrv and GDrv) used across multiple GIGABYTE products including App Center, AORUS Graphics Engine, XTREME Gaming Engine, and OC GURU II. The vulnerable drivers expose read/write access to IO ports, enabling local attackers to escalate privileges and execute arbitrary code with elevated permissions. Public exploits are available, making this vulnerability actively exploitable. This is listed in CISA's Known Exploited Vulnerabilities catalog, indicating real-world exploitation.
📄 Description (Arabic)
🤖 AI Intelligence Analysis Analyzed: Apr 10, 2026 17:55
🇸🇦 Saudi Arabia Impact Assessment
This vulnerability affects workstations and systems running GIGABYTE hardware with associated software utilities, which are commonly found across Saudi organizations. Government agencies (NCA-regulated entities), banking institutions (SAMA-regulated), energy sector companies (ARAMCO and subsidiaries), and telecom operators (STC, Mobily, Zain) that use GIGABYTE motherboards or graphics cards with bundled management software are at risk. The vulnerability enables local privilege escalation, which is particularly dangerous in environments where endpoint security relies on user privilege separation. Gaming PCs and high-performance workstations in engineering departments of energy and construction sectors are especially likely to have these drivers installed.
🏢 Affected Saudi Sectors
Government
Banking
Energy
Telecom
Healthcare
Education
Defense
⚖️ Saudi Risk Score (AI)
7.8
/ 10.0
🔧 Remediation Steps (English)
Immediate Actions:
1. Identify all systems with GIGABYTE App Center, AORUS Graphics Engine, XTREME Gaming Engine, or OC GURU II installed using endpoint inventory tools.
2. Check for the presence of GPCIDrv.sys and GDrv.sys drivers on all endpoints.
Patching Guidance:
3. Update all affected GIGABYTE software to the latest patched versions available from GIGABYTE's official website.
4. If updates are not immediately available, uninstall the affected GIGABYTE utilities and remove the vulnerable drivers.
Compensating Controls:
5. Implement Windows Defender Application Control (WDAC) or driver blocklist policies to block loading of vulnerable driver versions.
6. Microsoft's recommended driver blocklist includes these vulnerable GIGABYTE drivers — ensure it is enabled.
7. Enforce least privilege principles — restrict local administrator access.
8. Monitor for suspicious driver loading events using EDR solutions.
Detection Rules:
9. Create SIEM alerts for loading of GPCIDrv.sys or GDrv.sys drivers (Sysmon Event ID 6).
10. Monitor for unusual IO port access patterns from user-mode processes.
11. Deploy YARA rules for known exploit payloads targeting these drivers.
🔧 خطوات المعالجة (العربية)
الإجراءات الفورية:
1. تحديد جميع الأنظمة التي تحتوي على GIGABYTE App Center أو AORUS Graphics Engine أو XTREME Gaming Engine أو OC GURU II باستخدام أدوات جرد نقاط النهاية.
2. التحقق من وجود برامج التشغيل GPCIDrv.sys وGDrv.sys على جميع نقاط النهاية.
إرشادات التصحيح:
3. تحديث جميع برامج GIGABYTE المتأثرة إلى أحدث الإصدارات المصححة المتاحة من موقع GIGABYTE الرسمي.
4. إذا لم تكن التحديثات متاحة فوراً، قم بإلغاء تثبيت أدوات GIGABYTE المتأثرة وإزالة برامج التشغيل الضعيفة.
الضوابط التعويضية:
5. تطبيق سياسات التحكم في تطبيقات Windows Defender أو قوائم حظر برامج التشغيل لمنع تحميل الإصدارات الضعيفة.
6. قائمة حظر برامج التشغيل الموصى بها من Microsoft تتضمن برامج تشغيل GIGABYTE الضعيفة — تأكد من تفعيلها.
7. تطبيق مبدأ الحد الأدنى من الصلاحيات — تقييد وصول المسؤول المحلي.
8. مراقبة أحداث تحميل برامج التشغيل المشبوهة باستخدام حلول EDR.
قواعد الكشف:
9. إنشاء تنبيهات SIEM لتحميل برامج التشغيل GPCIDrv.sys أو GDrv.sys (Sysmon Event ID 6).
10. مراقبة أنماط الوصول غير العادية لمنافذ الإدخال/الإخراج من عمليات وضع المستخدم.
11. نشر قواعد YARA للحمولات المعروفة التي تستهدف هذه البرامج.
📋 Regulatory Compliance Mapping
🟢 NCA ECC 2024
2-3-1 (Asset Management)
2-5-1 (Vulnerability Management)
2-6-1 (Patch Management)
2-9-1 (Endpoint Protection)
🔵 SAMA CSF
3.3.3 (Vulnerability Management)
3.3.5 (Patch Management)
3.3.7 (Endpoint Security)
3.1.1 (Asset Inventory)
🟡 ISO 27001:2022
A.8.8 (Management of technical vulnerabilities)
A.8.9 (Configuration management)
A.8.7 (Protection against malware)
🟣 PCI DSS v4.0
6.3.3 (Patching security vulnerabilities)
5.2 (Deploy anti-malware mechanisms)
11.5 (Deploy change-detection mechanisms)
🔗 References & Sources 0
No references.
📦 Affected Products / CPE 1 entries
GIGABYTE:Multiple Products