📄 Description (English)
Elasticsearch Groovy Scripting Engine Remote Code Execution Vulnerability — The Groovy scripting engine in Elasticsearch allows remote attackers to bypass the sandbox protection mechanism and execute arbitrary shell commands.
🤖 AI Executive Summary
CVE-2015-1427 is a critical remote code execution vulnerability in Elasticsearch's Groovy scripting engine that allows attackers to completely bypass sandbox protections and execute arbitrary operating system commands. With a CVSS score of 9.0 and a publicly available exploit, this vulnerability poses an immediate and severe threat to any organization running an unpatched Elasticsearch instance. Attackers can leverage this flaw to gain full control of the underlying server, exfiltrate sensitive data, or pivot deeper into internal networks. The combination of exploit availability and widespread Elasticsearch deployment makes this a high-priority remediation target.
📄 Description (Arabic)
ثغرة حرجة في محرك Groovy للنصوص البرمجية في Elasticsearch تسمح للمهاجمين البعيدين بتجاوز آليات الحماية الرملية المطبقة وتنفيذ أوامر shell عشوائية على النظام المتأثر، مما يؤدي إلى اختراق كامل للخادم
🤖 ملخص تنفيذي (AI)
يسمح محرك النصوص البرمجية Groovy في Elasticsearch للمهاجمين البعيدين بتجاوز آلية حماية الحماية الرملية وتنفيذ أوامر shell عشوائية
🤖 AI Intelligence Analysis Analyzed: Mar 28, 2026 23:37
🇸🇦 Saudi Arabia Impact Assessment
Saudi organizations across multiple critical sectors face significant exposure from this vulnerability. Banking and financial institutions regulated by SAMA that use Elasticsearch for transaction monitoring, fraud detection, or log aggregation are at high risk of data exfiltration and system compromise. Government entities under NCA oversight using Elasticsearch for search and analytics platforms could face complete infrastructure compromise. Energy sector organizations including Saudi Aramco subsidiaries using Elasticsearch for operational data analytics are at risk of sensitive data exposure. Telecom providers such as STC using Elasticsearch for customer data indexing face potential mass data breaches. Healthcare organizations using Elasticsearch for patient record search functionality risk violating data privacy obligations. The public exploit availability significantly elevates the threat level for all Saudi sectors, particularly those with internet-facing Elasticsearch deployments.
🏢 Affected Saudi Sectors
Banking
Government
Energy
Telecom
Healthcare
Retail
Education
Defense
⚖️ Saudi Risk Score (AI)
9.2
/ 10.0
🔧 Remediation Steps (English)
IMMEDIATE ACTIONS:
1. Identify all Elasticsearch instances in your environment using asset discovery tools
2. Determine if Groovy dynamic scripting is enabled (check elasticsearch.yml for 'script.groovy.sandbox.enabled')
3. Immediately disable dynamic Groovy scripting by setting 'script.disable_dynamic: true' in elasticsearch.yml as a compensating control
4. Isolate internet-facing Elasticsearch instances behind firewalls — Elasticsearch should NEVER be directly internet-accessible
PATCHING GUIDANCE:
5. Upgrade Elasticsearch to version 1.3.8 or 1.4.3 or later which address this vulnerability
6. If upgrading is not immediately possible, disable the Groovy scripting engine entirely
7. Set 'script.groovy.sandbox.enabled: false' and 'script.engine.groovy.inline: off' in configuration
COMPENSATING CONTROLS:
8. Implement network-level access controls — restrict Elasticsearch ports (9200, 9300) to trusted IP ranges only
9. Deploy a WAF or reverse proxy in front of Elasticsearch to filter malicious script payloads
10. Enable audit logging and monitor for unusual script execution attempts
DETECTION RULES:
11. Monitor HTTP POST requests to /_search or /_query endpoints containing 'groovy' or 'script' keywords
12. Alert on outbound connections from Elasticsearch processes to unexpected external hosts
13. Create SIEM rules for process spawning from Elasticsearch JVM (java.exe or java spawning shell processes)
14. Search logs for patterns: 'java.lang.Runtime', 'exec(', 'ProcessBuilder' in Elasticsearch request logs
🔧 خطوات المعالجة (العربية)
الإجراءات الفورية:
1. تحديد جميع نسخ Elasticsearch في بيئتك باستخدام أدوات اكتشاف الأصول
2. التحقق مما إذا كانت البرمجة النصية الديناميكية لـ Groovy مفعّلة (تحقق من ملف elasticsearch.yml للبحث عن 'script.groovy.sandbox.enabled')
3. تعطيل البرمجة النصية الديناميكية لـ Groovy فوراً عن طريق تعيين 'script.disable_dynamic: true' في ملف elasticsearch.yml كإجراء تعويضي
4. عزل نسخ Elasticsearch المتاحة على الإنترنت خلف جدران الحماية — يجب ألا يكون Elasticsearch متاحاً مباشرة على الإنترنت
إرشادات التحديث:
5. الترقية إلى Elasticsearch الإصدار 1.3.8 أو 1.4.3 أو أحدث لمعالجة هذه الثغرة
6. إذا تعذّر الترقية الفوري، قم بتعطيل محرك Groovy النصي بالكامل
7. تعيين 'script.groovy.sandbox.enabled: false' و 'script.engine.groovy.inline: off' في ملف الإعدادات
ضوابط التعويض:
8. تطبيق ضوابط الوصول على مستوى الشبكة — تقييد منافذ Elasticsearch (9200، 9300) لنطاقات IP الموثوقة فقط
9. نشر جدار حماية تطبيقات الويب (WAF) أو وكيل عكسي أمام Elasticsearch لتصفية الحمولات النصية الضارة
10. تفعيل تسجيل التدقيق ومراقبة محاولات تنفيذ البرامج النصية غير المعتادة
قواعد الكشف:
11. مراقبة طلبات HTTP POST إلى نقاط النهاية /_search أو /_query التي تحتوي على كلمات مفتاحية مثل 'groovy' أو 'script'
12. التنبيه على الاتصالات الصادرة من عمليات Elasticsearch إلى مضيفين خارجيين غير متوقعين
13. إنشاء قواعد SIEM لرصد عمليات الإنتاج من JVM الخاص بـ Elasticsearch
14. البحث في السجلات عن أنماط مثل: 'java.lang.Runtime' و 'exec(' و 'ProcessBuilder' في سجلات طلبات Elasticsearch
📋 Regulatory Compliance Mapping
🟢 NCA ECC 2024
ECC-1-4-2: Vulnerability Management — Critical vulnerability patching within defined SLA
ECC-2-3-1: Network Security — Restricting unnecessary network exposure of services
ECC-2-5-1: Secure Configuration Management — Hardening of deployed services
ECC-3-3-3: Application Security — Secure scripting and code execution controls
ECC-2-6-1: Patch Management — Timely application of security patches
🔵 SAMA CSF
Cybersecurity Risk Management — 3.3.5: Vulnerability and patch management processes
Cybersecurity Operations — 4.3.2: Threat and vulnerability management
Cybersecurity Operations — 4.3.4: Security monitoring and detection
Cybersecurity Architecture — 3.4.3: Network segmentation and access control
Third-Party Cybersecurity — 3.7.2: Security of third-party software components
🟡 ISO 27001:2022
A.8.8: Management of technical vulnerabilities
A.8.9: Configuration management
A.8.20: Networks security
A.8.22: Segregation of networks
A.8.25: Secure development life cycle
A.5.30: ICT readiness for business continuity
🟣 PCI DSS v4.0
Requirement 6.3.3: All system components are protected from known vulnerabilities by installing applicable security patches
Requirement 6.2.4: Software engineering techniques to prevent or mitigate common software attacks
Requirement 1.3.2: Restrict inbound and outbound traffic to only that which is necessary
Requirement 11.3.1: Internal vulnerability scans are performed periodically
🔗 References & Sources 0
No references.
📦 Affected Products / CPE 1 entries
Elastic:Elasticsearch