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Vulnerabilities

CVE-2018-17480

Critical 🇺🇸 CISA KEV ⚡ Exploit Available
Google Chromium V8 Out-of-Bounds Write Vulnerability — Google Chromium V8 Engine contains out-of-bounds write vulnerability that allows a remote attacker to execute code inside a sandbox via a crafted
Published: Jun 8, 2022  ·  Source: CISA_KEV
CVSS v3
9.0
🔗 NVD Official
📄 Description (English)

Google Chromium V8 Out-of-Bounds Write Vulnerability — Google Chromium V8 Engine contains out-of-bounds write vulnerability that allows a remote attacker to execute code inside a sandbox 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-2018-17480 is a critical out-of-bounds write vulnerability in the Google Chromium V8 JavaScript engine that allows remote code execution within the browser sandbox via a crafted HTML page. With a CVSS score of 9.0 and known exploits available, this vulnerability affects all Chromium-based browsers including Google Chrome, Microsoft Edge, and Opera. The vulnerability is particularly dangerous as it can be triggered simply by visiting a malicious webpage, requiring no user interaction beyond navigation. Organizations should ensure all Chromium-based browsers are updated immediately as patches are available.

📄 Description (Arabic)

🤖 AI Intelligence Analysis Analyzed: Apr 10, 2026 13:37
🇸🇦 Saudi Arabia Impact Assessment
This vulnerability poses significant risk to all Saudi sectors that rely on web browsers for daily operations. Government agencies regulated by NCA, banking institutions under SAMA oversight, energy sector organizations including ARAMCO, and telecom providers like STC are all at risk since Chromium-based browsers are ubiquitous across enterprise environments. The availability of public exploits increases the risk of targeted attacks against Saudi organizations, particularly through spear-phishing campaigns directing users to malicious web pages. Healthcare, education, and critical infrastructure sectors using unpatched browsers are equally vulnerable. Given the widespread use of Microsoft Edge (Chromium-based) in Saudi government and enterprise environments, the attack surface is extensive.
🏢 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 (Google Chrome, Microsoft Edge, Opera) to the latest available versions. Chrome versions 71.0.3578.80 and later contain the fix.
2. Enable automatic browser updates across all endpoints via Group Policy or MDM solutions.
3. Deploy browser isolation solutions for high-risk users who access untrusted websites.

Compensating Controls:
1. Implement web content filtering to block access to known malicious domains.
2. Enable Site Isolation in Chrome (chrome://flags/#enable-site-per-process) if not already enabled by default.
3. Deploy endpoint detection and response (EDR) solutions to detect exploitation attempts.
4. Restrict JavaScript execution on untrusted sites using browser extensions like NoScript or enterprise policies.

Detection Rules:
1. Monitor for unusual child processes spawned by browser processes (e.g., cmd.exe, powershell.exe spawned by chrome.exe or msedge.exe).
2. Implement YARA rules for V8 heap corruption indicators.
3. Monitor network traffic for suspicious HTML/JavaScript payloads targeting V8 engine.
4. Review browser crash reports for patterns indicating exploitation attempts.
🔧 خطوات المعالجة (العربية)
الإجراءات الفورية:
1. تحديث جميع المتصفحات المبنية على Chromium (Google Chrome وMicrosoft Edge وOpera) إلى أحدث الإصدارات المتاحة. إصدارات Chrome 71.0.3578.80 وما بعدها تحتوي على الإصلاح.
2. تفعيل التحديثات التلقائية للمتصفحات عبر جميع الأجهزة باستخدام سياسات المجموعة أو حلول إدارة الأجهزة المحمولة.
3. نشر حلول عزل المتصفح للمستخدمين ذوي المخاطر العالية الذين يصلون إلى مواقع غير موثوقة.

الضوابط التعويضية:
1. تطبيق تصفية محتوى الويب لحظر الوصول إلى النطاقات الضارة المعروفة.
2. تفعيل عزل المواقع في Chrome إذا لم يكن مفعلاً بشكل افتراضي.
3. نشر حلول الكشف والاستجابة للنقاط الطرفية (EDR) للكشف عن محاولات الاستغلال.
4. تقييد تنفيذ JavaScript على المواقع غير الموثوقة باستخدام إضافات المتصفح أو سياسات المؤسسة.

قواعد الكشف:
1. مراقبة العمليات الفرعية غير المعتادة التي تنشأ من عمليات المتصفح.
2. تطبيق قواعد YARA لمؤشرات تلف ذاكرة V8.
3. مراقبة حركة الشبكة للحمولات المشبوهة التي تستهدف محرك V8.
4. مراجعة تقارير أعطال المتصفح للكشف عن أنماط تشير إلى محاولات استغلال.
📋 Regulatory Compliance Mapping
🟢 NCA ECC 2024
2-3-1 (Patch Management) 2-5-1 (Vulnerability Management) 2-2-1 (Asset Management) 2-6-1 (Network Security)
🔵 SAMA CSF
3.3.3 (Patch Management) 3.3.4 (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.8.23 (Web Filtering) A.8.7 (Protection Against Malware)
🟣 PCI DSS v4.0
6.3.3 (Patching Security Vulnerabilities) 6.2 (Develop Software Securely) 5.2 (Malicious Software Prevention) 11.3 (Vulnerability Scanning)
🔗 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
EPSS26.96%
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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