📄 Description (English)
Symantec Messaging Gateway Remote Code Execution Vulnerability — Symantec Messaging Gateway contains an unspecified vulnerability which can allow for remote code execution. With the ability to perform remote code execution, an attacker may also desire to perform privilege escalating actions.
🤖 AI Executive Summary
CVE-2017-6327 is a critical remote code execution vulnerability in Symantec Messaging Gateway that allows authenticated attackers to execute arbitrary code on the affected system, potentially leading to full system compromise and privilege escalation. This vulnerability has a CVSS score of 9.0 and known exploits are publicly available, including active exploitation in the wild (added to CISA KEV catalog). Organizations using Symantec Messaging Gateway for email security are at immediate risk of complete infrastructure compromise. The combination of exploit availability and the critical nature of email gateway systems makes this an urgent patching priority.
📄 Description (Arabic)
🤖 AI Intelligence Analysis Analyzed: Apr 8, 2026 13:36
🇸🇦 Saudi Arabia Impact Assessment
Symantec Messaging Gateway is widely deployed across Saudi organizations for email security filtering. Banking sector (SAMA-regulated institutions) and government entities (NCA-governed) that rely on this gateway for email protection are at critical risk, as email gateways process all inbound/outbound communications and may contain sensitive data. Energy sector organizations including ARAMCO and its subsidiaries, telecom providers like STC, and healthcare institutions using Symantec email security solutions face potential complete compromise of their email infrastructure. Successful exploitation could lead to data exfiltration of classified government communications, financial data theft, and lateral movement into internal networks. Given that this vulnerability has been actively exploited in the wild, Saudi organizations that have not patched are likely already targeted.
🏢 Affected Saudi Sectors
Banking
Government
Energy
Telecommunications
Healthcare
Defense
Education
⚖️ Saudi Risk Score (AI)
9.2
/ 10.0
🔧 Remediation Steps (English)
IMMEDIATE ACTIONS:
1. Identify all Symantec Messaging Gateway instances in your environment immediately
2. Apply Symantec Messaging Gateway version 10.6.3-267 or later which addresses this vulnerability
3. If immediate patching is not possible, restrict network access to the Messaging Gateway management interface to trusted IP addresses only
4. Implement network segmentation to isolate the Messaging Gateway from critical internal systems
DETECTION AND MONITORING:
1. Review Symantec Messaging Gateway logs for suspicious activities, unauthorized access, or unexpected code execution
2. Monitor for unusual outbound connections from the gateway server
3. Deploy IDS/IPS signatures for CVE-2017-6327 exploitation attempts
4. Conduct forensic analysis on any unpatched systems to check for indicators of compromise
COMPENSATING CONTROLS:
1. Place a Web Application Firewall (WAF) in front of the management interface
2. Enable multi-factor authentication for all administrative access
3. Implement strict egress filtering on the gateway server
4. Consider migrating to a supported and current email security solution if running end-of-life versions
🔧 خطوات المعالجة (العربية)
الإجراءات الفورية:
1. تحديد جميع مثيلات Symantec Messaging Gateway في بيئتك فوراً
2. تطبيق الإصدار 10.6.3-267 أو أحدث من Symantec Messaging Gateway الذي يعالج هذه الثغرة
3. إذا لم يكن التصحيح الفوري ممكناً، قم بتقييد الوصول إلى واجهة إدارة البوابة على عناوين IP الموثوقة فقط
4. تنفيذ تجزئة الشبكة لعزل بوابة الرسائل عن الأنظمة الداخلية الحرجة
الكشف والمراقبة:
1. مراجعة سجلات Symantec Messaging Gateway للأنشطة المشبوهة أو الوصول غير المصرح به أو تنفيذ التعليمات البرمجية غير المتوقعة
2. مراقبة الاتصالات الصادرة غير العادية من خادم البوابة
3. نشر توقيعات IDS/IPS لمحاولات استغلال CVE-2017-6327
4. إجراء تحليل جنائي على أي أنظمة غير مصححة للتحقق من مؤشرات الاختراق
الضوابط التعويضية:
1. وضع جدار حماية تطبيقات الويب أمام واجهة الإدارة
2. تمكين المصادقة متعددة العوامل لجميع الوصول الإداري
3. تنفيذ تصفية صارمة للاتصالات الصادرة على خادم البوابة
4. النظر في الانتقال إلى حل أمان بريد إلكتروني مدعوم وحديث إذا كنت تستخدم إصدارات منتهية الدعم
📋 Regulatory Compliance Mapping
🟢 NCA ECC 2024
2-3-1 (Patch Management)
2-5-1 (Network Security)
2-2-1 (Asset Management)
2-6-1 (Email Security)
2-13-1 (Vulnerability Management)
🔵 SAMA CSF
3.3.3 (Patch Management)
3.3.5 (Vulnerability Management)
3.1.1 (Cybersecurity Risk Management)
3.3.7 (Network Security Management)
3.4.1 (Incident Management)
🟡 ISO 27001:2022
A.8.8 (Management of technical vulnerabilities)
A.8.9 (Configuration management)
A.8.20 (Networks security)
A.8.23 (Web filtering)
A.5.7 (Threat intelligence)
🟣 PCI DSS v4.0
6.3.3 (Patching security vulnerabilities)
6.2 (System components protected from known vulnerabilities)
11.3 (Penetration testing)
1.3 (Network access controls)
🔗 References & Sources 0
No references.
📦 Affected Products / CPE 1 entries
Symantec:Symantec Messaging Gateway