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Vulnerabilities

CVE-2019-25611

High
MiniFtp contains a buffer overflow vulnerability in the parseconf_load_setting function that allows local attackers to execute arbitrary code by supplying oversized configuration values. Attackers can
CWE-787 — Weakness Type
Published: Mar 22, 2026  ·  Modified: Mar 29, 2026  ·  Source: NVD
CVSS v3
8.4
🔗 NVD Official
📄 Description (English)

MiniFtp contains a buffer overflow vulnerability in the parseconf_load_setting function that allows local attackers to execute arbitrary code by supplying oversized configuration values. Attackers can craft a miniftpd.conf file with values exceeding 128 bytes to overflow stack buffers and overwrite the return address, enabling code execution with root privileges.

🤖 AI Executive Summary

CVE-2019-25611 is a critical stack buffer overflow vulnerability in MiniFtp's configuration parser that allows local attackers to execute arbitrary code with root privileges. The vulnerability exists in the parseconf_load_setting function where oversized configuration values (exceeding 128 bytes) can overflow stack buffers and overwrite return addresses. With no available patch and no public exploit, this represents a significant risk for organizations using MiniFtp in production environments, particularly in Saudi government and critical infrastructure sectors.

📄 Description (Arabic)

🤖 AI Intelligence Analysis Analyzed: Apr 24, 2026 11:50
🇸🇦 Saudi Arabia Impact Assessment
This vulnerability poses significant risk to Saudi government agencies, critical infrastructure operators, and organizations using MiniFtp for FTP services. Primary impact sectors include: (1) Government/NCA systems using MiniFtp for file transfer services; (2) Energy sector (ARAMCO and related entities) if MiniFtp is deployed in operational technology networks; (3) Telecommunications (STC, Mobily) if used in legacy FTP infrastructure; (4) Healthcare institutions using MiniFtp for medical record transfers. The local attack vector requires prior system access, but the root privilege execution capability makes this critical for multi-tenant or shared hosting environments common in Saudi data centers.
🏢 Affected Saudi Sectors
Government/NCA Energy (ARAMCO, related entities) Telecommunications (STC, Mobily) Healthcare Data Centers/Hosting Providers Critical Infrastructure
⚖️ Saudi Risk Score (AI)
7.8
/ 10.0
🔧 Remediation Steps (English)
Immediate Actions:
1. Inventory all systems running MiniFtp across your organization and document versions
2. Restrict local access to systems running MiniFtp using OS-level access controls and SELinux/AppArmor policies
3. Implement file integrity monitoring on miniftpd.conf files to detect unauthorized modifications
4. Review FTP access logs for suspicious configuration file modifications

Compensating Controls (until patch available):
5. Run MiniFtp with minimal privileges (non-root user) using privilege separation
6. Implement strict file permissions on miniftpd.conf (chmod 600, owned by dedicated FTP user)
7. Use configuration management tools to validate and lock configuration files
8. Deploy application whitelisting to prevent unauthorized MiniFtp execution
9. Isolate MiniFtp services on dedicated network segments with strict ingress/egress controls

Detection Rules:
10. Monitor for miniftpd.conf modifications with file sizes or individual parameter values exceeding 128 bytes
11. Alert on unexpected process spawning from MiniFtp service with elevated privileges
12. Implement system call tracing (auditd/strace) to detect stack manipulation attempts
13. Monitor for core dumps or segmentation faults from MiniFtp processes

Long-term:
14. Evaluate migration to actively maintained FTP alternatives (vsftpd, ProFTPD with security patches)
15. Consider replacing FTP with SFTP/SSH-based file transfer solutions
🔧 خطوات المعالجة (العربية)
الإجراءات الفورية:
1. قم بحصر جميع الأنظمة التي تقوم بتشغيل MiniFtp عبر مؤسستك وتوثيق الإصدارات
2. قيد الوصول المحلي للأنظمة التي تقوم بتشغيل MiniFtp باستخدام عناصر التحكم في الوصول على مستوى نظام التشغيل وسياسات SELinux/AppArmor
3. تنفيذ مراقبة سلامة الملفات على ملفات miniftpd.conf للكشف عن التعديلات غير المصرح بها
4. مراجعة سجلات وصول FTP للبحث عن تعديلات ملفات الإعدادات المريبة

عناصر التحكم التعويضية (حتى توفر الرقعة):
5. قم بتشغيل MiniFtp بامتيازات دنيا (مستخدم غير جذر) باستخدام فصل الامتيازات
6. تنفيذ أذونات ملفات صارمة على miniftpd.conf (chmod 600، مملوكة لمستخدم FTP مخصص)
7. استخدام أدوات إدارة الإعدادات للتحقق من صحة وقفل ملفات الإعدادات
8. نشر القائمة البيضاء للتطبيقات لمنع تنفيذ MiniFtp غير المصرح به
9. عزل خدمات MiniFtp على شرائح شبكة مخصصة مع عناصر تحكم صارمة في الدخول والخروج

قواعد الكشف:
10. مراقبة تعديلات miniftpd.conf بأحجام ملفات أو قيم معاملات فردية تتجاوز 128 بايت
11. تنبيه عند توليد عملية غير متوقعة من خدمة MiniFtp بامتيازات مرتفعة
12. تنفيذ تتبع استدعاءات النظام (auditd/strace) للكشف عن محاولات معالجة المكدس
13. مراقبة ملفات النوى أو أخطاء الانقسام من عمليات MiniFtp

المدى الطويل:
14. تقييم الهجرة إلى بدائل FTP التي يتم صيانتها بنشاط (vsftpd، ProFTPD مع رقع الأمان)
15. النظر في استبدال FTP بحلول نقل الملفات القائمة على SFTP/SSH
📋 Regulatory Compliance Mapping
🟢 NCA ECC 2024
ECC 2024 A.12.6.1 - Management of technical vulnerabilities ECC 2024 A.14.2.1 - Secure development policy ECC 2024 A.12.2.1 - Monitoring and logging of access to information ECC 2024 A.13.1.1 - Network security perimeter
🔵 SAMA CSF
SAMA CSF ID.RA-1 - Asset Management and Vulnerability Management SAMA CSF PR.PT-1 - Information and records are managed consistent with the organization's risk strategy SAMA CSF DE.CM-1 - The network is monitored to detect potential cybersecurity events SAMA CSF RS.MI-1 - Incidents are contained
🟡 ISO 27001:2022
ISO 27001:2022 A.12.2.1 - Monitoring and logging of access to information ISO 27001:2022 A.12.6.1 - Management of technical vulnerabilities ISO 27001:2022 A.14.2.1 - Secure development policy ISO 27001:2022 A.8.1.1 - Screening
🟣 PCI DSS v4.0.1
PCI DSS 6.2 - Ensure that all system components and software are protected from known vulnerabilities PCI DSS 11.2 - Run automated vulnerability scanning tools regularly
📊 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-787
Exploit No
Patch ✗ No
Published 2026-03-22
Source Feed nvd
Views 4
🇸🇦 Saudi Risk Score
7.8
/ 10.0 — Saudi Risk
Priority: HIGH
🏷️ Tags
CWE-787
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