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Vulnerabilities

CVE-2018-6065

Critical 🇺🇸 CISA KEV ⚡ Exploit Available
Google Chromium V8 Integer Overflow Vulnerability — Google Chromium V8 Engine contains an integer overflow vulnerability that allows a remote attacker to potentially exploit heap corruption via a craf
Published: Jun 8, 2022  ·  Source: CISA_KEV
CVSS v3
9.0
🔗 NVD Official
📄 Description (English)

Google Chromium V8 Integer Overflow Vulnerability — Google Chromium V8 Engine contains an integer overflow vulnerability that allows a remote attacker to potentially exploit heap corruption via a crafted HTML page. This vulnerability could affect multiple web browsers that utilize Chromium, including, but not limited to, Google Chrome, Microsoft Edge, and Opera.

🤖 AI Executive Summary

CVE-2018-6065 is a critical integer overflow vulnerability in the Google Chromium V8 JavaScript engine that enables remote attackers to exploit heap corruption through a crafted HTML page. With a CVSS score of 9.0 and known exploits available in the wild, this vulnerability affects all Chromium-based browsers including Google Chrome, Microsoft Edge, and Opera. The vulnerability allows potential remote code execution simply by visiting a malicious webpage, making it extremely dangerous for unpatched systems. This CVE is listed in CISA's Known Exploited Vulnerabilities catalog, confirming active exploitation.

📄 Description (Arabic)

🤖 AI Intelligence Analysis Analyzed: Apr 11, 2026 07:03
🇸🇦 Saudi Arabia Impact Assessment
This vulnerability poses significant risk across all Saudi sectors due to the ubiquitous use of Chromium-based browsers. Government agencies under NCA oversight, banking institutions regulated by SAMA, energy sector organizations including ARAMCO, and telecom providers like STC are all at risk if employees or systems use unpatched Chromium-based browsers. The vulnerability is particularly dangerous for organizations with internet-facing kiosks, customer service terminals, and any web-based applications. Saudi government portals (Absher, Tawakkalna) accessed through vulnerable browsers could expose end-user systems. The active exploitation status makes this an immediate concern for Saudi SOCs and CERTs.
🏢 Affected Saudi Sectors
Government Banking Energy Telecom Healthcare Education Retail Defense
⚖️ Saudi Risk Score (AI)
8.5
/ 10.0
🔧 Remediation Steps (English)
Immediate Actions:
1. Update all Chromium-based browsers (Chrome, Edge, Opera) to the latest available versions immediately. Chrome versions 65.0.3325.146 and later contain the fix.
2. Enable automatic browser updates across all enterprise endpoints via Group Policy or MDM solutions.
3. Conduct an inventory of all Chromium-based browsers across the organization to identify unpatched instances.

Compensating Controls:
1. Deploy web content filtering to block known malicious domains serving exploit code.
2. Enable browser sandboxing and site isolation features.
3. Implement network segmentation to limit lateral movement if exploitation occurs.
4. Use application whitelisting to prevent unauthorized code execution.

Detection Rules:
1. Monitor for unusual V8 engine crashes or heap corruption indicators in browser logs.
2. Deploy IDS/IPS signatures for CVE-2018-6065 exploit patterns.
3. Monitor endpoint detection tools for suspicious child processes spawned by browser processes.
4. Review proxy logs for access to known exploit kit landing pages.
🔧 خطوات المعالجة (العربية)
الإجراءات الفورية:
1. تحديث جميع المتصفحات المبنية على Chromium (Chrome وEdge وOpera) إلى أحدث الإصدارات المتاحة فوراً. إصدارات Chrome 65.0.3325.146 وما بعدها تحتوي على الإصلاح.
2. تفعيل التحديثات التلقائية للمتصفحات عبر جميع نقاط النهاية المؤسسية باستخدام سياسات المجموعة أو حلول إدارة الأجهزة المحمولة.
3. إجراء جرد لجميع المتصفحات المبنية على Chromium في المؤسسة لتحديد النسخ غير المحدّثة.

الضوابط التعويضية:
1. نشر تصفية محتوى الويب لحظر النطاقات الضارة المعروفة التي تقدم شفرات الاستغلال.
2. تفعيل ميزات العزل في المتصفح وعزل المواقع.
3. تطبيق تجزئة الشبكة للحد من الحركة الجانبية في حالة الاستغلال.
4. استخدام القوائم البيضاء للتطبيقات لمنع تنفيذ التعليمات البرمجية غير المصرح بها.

قواعد الكشف:
1. مراقبة أعطال محرك V8 غير العادية أو مؤشرات تلف الذاكرة في سجلات المتصفح.
2. نشر توقيعات IDS/IPS لأنماط استغلال CVE-2018-6065.
3. مراقبة أدوات كشف نقاط النهاية للعمليات الفرعية المشبوهة التي تنشئها عمليات المتصفح.
4. مراجعة سجلات البروكسي للوصول إلى صفحات هبوط أدوات الاستغلال المعروفة.
📋 Regulatory Compliance Mapping
🟢 NCA ECC 2024
2-3-1 (Patch Management) 2-5-1 (Vulnerability Management) 2-2-1 (Asset Management) 2-6-1 (Threat Management)
🔵 SAMA CSF
3.3.3 (Patch Management) 3.3.5 (Vulnerability Management) 3.1.1 (Cybersecurity Risk Management) 3.3.7 (Endpoint Security)
🟡 ISO 27001:2022
A.8.8 (Management of Technical Vulnerabilities) A.8.9 (Configuration Management) A.8.7 (Protection Against Malware) A.5.7 (Threat Intelligence)
🟣 PCI DSS v4.0
6.3.3 (Patching Security Vulnerabilities) 6.2 (System Components Protected from Known Vulnerabilities) 5.2 (Anti-Malware Mechanisms) 11.3 (Penetration Testing)
🔗 References & Sources 0
No references.
📦 Affected Products / CPE 1 entries
Google:Chromium V8
📊 CVSS Score
9.0
/ 10.0 — Critical
📋 Quick Facts
Severity Critical
CVSS Score9.0
EPSS88.77%
Exploit ✓ Yes
Patch ✓ Yes
CISA KEV🇺🇸 Yes
KEV Due Date2022-06-22
Published 2022-06-08
Source Feed cisa_kev
Views 1
🇸🇦 Saudi Risk Score
8.5
/ 10.0 — Saudi Risk
🏷️ Tags
kev actively-exploited
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