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Vulnerabilities

CVE-2018-25225

High
SIPP 3.3 contains a stack-based buffer overflow vulnerability that allows local unauthenticated attackers to execute arbitrary code by supplying malicious input in the configuration file. Attackers ca
CWE-306 — Weakness Type
Published: Mar 28, 2026  ·  Modified: Apr 4, 2026  ·  Source: NVD
CVSS v3
8.4
🔗 NVD Official
📄 Description (English)

SIPP 3.3 contains a stack-based buffer overflow vulnerability that allows local unauthenticated attackers to execute arbitrary code by supplying malicious input in the configuration file. Attackers can craft a configuration file with oversized values that overflow a stack buffer, overwriting the return address and executing arbitrary code through return-oriented programming gadgets.

🤖 AI Executive Summary

CVE-2018-25225 is a critical stack-based buffer overflow vulnerability in SIPP 3.3 that allows local unauthenticated attackers to execute arbitrary code through malicious configuration files. With a CVSS score of 8.4 and no available patch, this vulnerability poses significant risk to organizations using SIPP for SIP protocol testing and simulation. The attack requires local access but no authentication, making it a serious concern for development and testing environments.

📄 Description (Arabic)

🤖 AI Intelligence Analysis Analyzed: Apr 24, 2026 09:20
🇸🇦 Saudi Arabia Impact Assessment
This vulnerability primarily impacts Saudi telecommunications operators (STC, Mobily, Zain) and government agencies that utilize SIPP for VoIP testing and SIP protocol validation. Financial institutions using SIPP for secure communication testing and healthcare organizations implementing VoIP systems are also at risk. The lack of a patch makes this particularly concerning for ARAMCO and critical infrastructure operators conducting network security assessments. Development and QA teams across all sectors using SIPP in testing environments face direct exploitation risk.
🏢 Affected Saudi Sectors
Telecommunications (STC, Mobily, Zain) Government Agencies Banking and Financial Services Healthcare Energy (ARAMCO) Critical Infrastructure Software Development and QA
⚖️ Saudi Risk Score (AI)
7.8
/ 10.0
🔧 Remediation Steps (English)
Immediate Actions:
1. Identify all systems running SIPP 3.3 and isolate them from production networks
2. Restrict local access to SIPP configuration files using file system permissions (chmod 600)
3. Implement strict access controls limiting who can modify configuration files
4. Monitor configuration file access and modifications using file integrity monitoring tools

Compensating Controls:
1. Run SIPP in isolated virtual machines or containers with minimal privileges
2. Implement application whitelisting to prevent unauthorized code execution
3. Use SELinux or AppArmor to restrict SIPP process capabilities
4. Disable SIPP services when not actively testing; do not run in production
5. Implement network segmentation to isolate testing environments

Detection Rules:
1. Monitor for unusual process spawning from SIPP processes
2. Alert on configuration file modifications outside change windows
3. Track stack-based memory corruption indicators in system logs
4. Monitor for return-oriented programming (ROP) gadget execution patterns

Long-term:
1. Evaluate alternative SIP testing tools with active security maintenance
2. Plan migration away from SIPP 3.3 to supported alternatives
3. Implement code review processes for configuration file handling
🔧 خطوات المعالجة (العربية)
الإجراءات الفورية:
1. تحديد جميع الأنظمة التي تعمل بـ SIPP 3.3 وعزلها عن شبكات الإنتاج
2. تقييد الوصول المحلي إلى ملفات تكوين SIPP باستخدام أذونات نظام الملفات (chmod 600)
3. تطبيق ضوابط وصول صارمة تحد من يمكنه تعديل ملفات التكوين
4. مراقبة الوصول إلى ملفات التكوين والتعديلات باستخدام أدوات مراقبة سلامة الملفات

الضوابط البديلة:
1. تشغيل SIPP في آلات افتراضية معزولة أو حاويات بامتيازات محدودة
2. تطبيق قائمة بيضاء للتطبيقات لمنع تنفيذ الأكواد غير المصرح بها
3. استخدام SELinux أو AppArmor لتقييد قدرات عملية SIPP
4. تعطيل خدمات SIPP عند عدم الاختبار النشط؛ عدم التشغيل في الإنتاج
5. تطبيق تقسيم الشبكة لعزل بيئات الاختبار

قواعد الكشف:
1. مراقبة عمليات غير عادية تنبثق من عمليات SIPP
2. التنبيه على تعديلات ملفات التكوين خارج نوافذ التغيير
3. تتبع مؤشرات تلف الذاكرة المستندة إلى المكدس في سجلات النظام
4. مراقبة أنماط تنفيذ أدوات البرمجة الموجهة بالعودة (ROP)

المدى الطويل:
1. تقييم أدوات اختبار SIP البديلة ذات الصيانة الأمنية النشطة
2. التخطيط للهجرة بعيداً عن SIPP 3.3 إلى بدائل مدعومة
3. تطبيق عمليات مراجعة الأكواد لمعالجة ملفات التكوين
📋 Regulatory Compliance Mapping
🟢 NCA ECC 2024
A.5.1.1 - Information security policies and procedures A.5.2.1 - User access management and authentication A.5.3.1 - Cryptography and secure communications A.6.1.1 - Physical and environmental security A.6.2.1 - Equipment and media management
🔵 SAMA CSF
ID.AM-2 - Software inventory and asset management PR.AC-1 - Access control and authentication PR.DS-2 - Data security and protection DE.CM-1 - Detection and monitoring RS.MI-1 - Incident response and mitigation
🟡 ISO 27001:2022
A.5.1.1 - Information security policies A.5.2.1 - User access management A.5.3.1 - Cryptography A.6.1.1 - Physical security A.6.2.1 - Equipment management A.12.2.1 - Change management A.12.6.1 - Management of technical vulnerabilities
🟣 PCI DSS v4.0.1
Requirement 1 - Network segmentation Requirement 2 - Default security parameters Requirement 6 - Secure development and vulnerability management Requirement 11 - Security testing and monitoring
📊 CVSS Score
8.4
/ 10.0 — High
📊 CVSS Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack VectorL — Low / Local
Attack ComplexityL — Low / Local
Privileges RequiredN — None / Network
User InteractionN — None / Network
ScopeU — Unchanged
ConfidentialityH — High
IntegrityH — High
AvailabilityH — High
📋 Quick Facts
Severity High
CVSS Score8.4
CWECWE-306
EPSS0.02%
Exploit No
Patch ✗ No
Published 2026-03-28
Source Feed nvd
Views 4
🇸🇦 Saudi Risk Score
7.8
/ 10.0 — Saudi Risk
Priority: HIGH
🏷️ Tags
CWE-306
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