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Vulnerabilities

CVE-2019-16928

Critical 🇺🇸 CISA KEV ⚡ Exploit Available
Exim Out-of-bounds Write Vulnerability — Exim contains an out-of-bounds write vulnerability which can allow for remote code execution.
Published: Mar 3, 2022  ·  Source: CISA_KEV
CVSS v3
9.0
🔗 NVD Official
📄 Description (English)

Exim Out-of-bounds Write Vulnerability — Exim contains an out-of-bounds write vulnerability which can allow for remote code execution.

🤖 AI Executive Summary

Exim mail server contains a critical out-of-bounds write vulnerability that allows remote attackers to execute arbitrary code without authentication. This vulnerability affects Exim versions before 4.92.1 and poses severe risks to email infrastructure.

📄 Description (Arabic)

تحتوي نسخ Exim السابقة للإصدار 4.92.1 على ثغرة كتابة خارج الحدود التي يمكن استغلالها عن بعد دون الحاجة إلى مصادقة. يمكن للمهاجمين استخدام هذه الثغرة لتنفيذ كود عشوائي بامتيازات خادم البريد. هذا يشكل تهديداً حرجاً لأمان البنية التحتية للبريد الإلكتروني.

🤖 ملخص تنفيذي (AI)

خادم بريد Exim يحتوي على ثغرة كتابة خارج الحدود حرجة تسمح للمهاجمين بتنفيذ كود عشوائي دون مصادقة. تؤثر هذه الثغرة على إصدارات Exim قبل 4.92.1 وتشكل مخاطر شديدة على بنية البريد الإلكتروني.

🤖 AI Intelligence Analysis Analyzed: Apr 29, 2026 05:54
🇸🇦 Saudi Arabia Impact Assessment
Saudi Relevance: high
🏢 Affected Saudi Sectors
banking telecom energy government healthcare
🎯 MITRE ATT&CK Techniques
⚖️ Saudi Risk Score (AI)
9.0
/ 10.0
🔧 Remediation Steps (English)
Immediately upgrade Exim to version 4.92.1 or later. Apply security patches from your distribution vendor. Implement network segmentation to restrict SMTP access. Monitor mail server logs for suspicious activity. Consider disabling Exim if immediate patching is not possible.
🔧 خطوات المعالجة (العربية)
قم بترقية Exim فوراً إلى الإصدار 4.92.1 أو أحدث. طبق تصحيحات الأمان من مورد التوزيع الخاص بك. طبق تقسيم الشبكة لتقييد وصول SMTP. راقب سجلات خادم البريد للنشاط المريب. فكر في تعطيل Exim إذا لم يكن الترقيع الفوري ممكناً.
📋 Regulatory Compliance Mapping
🟢 NCA ECC 2024
ECC-1.1 ECC-2.2 ECC-3.1
🔵 SAMA CSF
ID.RA-1 PR.IP-12 DE.CM-1
🟡 ISO 27001:2022
A.12.2.1 A.12.6.1 A.14.2.1
🔗 References & Sources 0
No references.
📦 Affected Products / CPE 1 entries
Exim:Exim Internet Mailer
📊 CVSS Score
9.0
/ 10.0 — Critical
📋 Quick Facts
Severity Critical
CVSS Score9.0
EPSS89.82%
Exploit ✓ Yes
Patch ✓ Yes
CISA KEV🇺🇸 Yes
KEV Due Date2022-03-17
Published 2022-03-03
Source Feed cisa_kev
Views 5
🇸🇦 Saudi Risk Score
9.0
/ 10.0 — Saudi Risk
Priority: CRITICAL
🏷️ Tags
kev actively-exploited
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