📄 Description (English)
TuneClone 2.20 contains a structured exception handler (SEH) buffer overflow vulnerability that allows local attackers to execute arbitrary code by supplying a malicious license code string. Attackers can craft a payload with a controlled buffer, NSEH jump instruction, and SEH handler address pointing to a ROP gadget, then paste it into the license code field to trigger code execution and establish a bind shell.
🤖 AI Executive Summary
CVE-2019-25603 is a critical SEH buffer overflow vulnerability in TuneClone 2.20 that allows local attackers to execute arbitrary code through a malicious license code string. The vulnerability enables attackers to establish bind shells and gain system-level access without requiring elevated privileges. With a CVSS score of 8.4 and no available patch, this poses an immediate threat to organizations using this software.
📄 Description (Arabic)
🤖 AI Intelligence Analysis Analyzed: Apr 24, 2026 09:19
🇸🇦 Saudi Arabia Impact Assessment
While TuneClone is primarily a consumer audio application, Saudi organizations in media production, broadcasting (SaudiTV, MBC), and creative industries may be affected. Government agencies and critical infrastructure operators using this software for media processing could face system compromise. The lack of a patch and local execution requirement means affected systems remain vulnerable indefinitely. Financial institutions and healthcare providers should audit for any use of this software in their environments.
🏢 Affected Saudi Sectors
Media and Broadcasting
Creative Industries
Government Agencies
Education
Healthcare (if used for media processing)
Telecommunications
🎯 MITRE ATT&CK Techniques
⚖️ Saudi Risk Score (AI)
7.2
/ 10.0
🔧 Remediation Steps (English)
Immediate Actions:
1. Identify and inventory all systems running TuneClone 2.20 across your organization
2. Restrict local access to affected systems and implement principle of least privilege
3. Disable or uninstall TuneClone 2.20 if not critical to operations
4. If removal is not possible, isolate affected systems from network access
Compensating Controls:
1. Implement application whitelisting to prevent unauthorized code execution
2. Deploy Data Execution Prevention (DEP) and Address Space Layout Randomization (ASLR) at OS level
3. Monitor for suspicious process creation and bind shell connections on ports 4444-4445
4. Implement file integrity monitoring on system directories
5. Use endpoint detection and response (EDR) solutions to detect ROP gadget execution patterns
Detection Rules:
1. Monitor for TuneClone.exe spawning cmd.exe or powershell.exe
2. Alert on unexpected network connections from TuneClone process
3. Track SEH handler overwrites in memory dumps
4. Monitor registry for persistence mechanisms added by exploits
🔧 خطوات المعالجة (العربية)
الإجراءات الفورية:
1. تحديد وحصر جميع الأنظمة التي تعمل بـ TuneClone 2.20 في المنظمة
2. تقييد الوصول المحلي للأنظمة المتأثرة وتطبيق مبدأ الحد الأدنى من الصلاحيات
3. تعطيل أو إلغاء تثبيت TuneClone 2.20 إذا لم تكن حرجة للعمليات
4. إذا كان الإزالة غير ممكنة، عزل الأنظمة المتأثرة عن الوصول للشبكة
الضوابط البديلة:
1. تطبيق قائمة بيضاء للتطبيقات لمنع تنفيذ الأكواد غير المصرح بها
2. نشر Data Execution Prevention (DEP) و Address Space Layout Randomization (ASLR) على مستوى نظام التشغيل
3. مراقبة إنشاء العمليات المريبة واتصالات الأصداف على المنافذ 4444-4445
4. تطبيق مراقبة سلامة الملفات على مجلدات النظام
5. استخدام حلول كشف الاستجابة على نقطة النهاية (EDR) للكشف عن أنماط تنفيذ ROP gadgets
قواعد الكشف:
1. مراقبة TuneClone.exe لتوليد cmd.exe أو powershell.exe
2. تنبيهات الاتصالات الشبكية غير المتوقعة من عملية TuneClone
3. تتبع استبدالات معالجات SEH في ملفات الذاكرة
4. مراقبة السجل للآليات المستمرة المضافة بواسطة الاستغلالات
📋 Regulatory Compliance Mapping
🟢 NCA ECC 2024
A.5.1.1 - Information security policies and procedures
A.5.2.1 - User access management
A.5.2.3 - Management of privileged access rights
A.5.3.1 - Password management
A.6.2.1 - Restriction of access to information
A.8.1.1 - User endpoint devices
A.8.2.1 - Installation of software on organizational assets
A.8.3.1 - Management of removable media
A.8.3.4 - Removal of access rights
🔵 SAMA CSF
ID.AM-2 - Software inventory
PR.AC-1 - Access control policy
PR.AC-4 - Access rights management
PR.DS-5 - Encryption and key management
DE.CM-1 - Network monitoring
DE.CM-7 - Monitoring and detection of unauthorized software
RS.MI-2 - Incidents are mitigated
🟡 ISO 27001:2022
A.5.1.1 - Policies for information security
A.6.1.1 - Information security roles and responsibilities
A.6.2.1 - Information security awareness and training
A.8.1.1 - User endpoint devices
A.8.2.1 - Installation of software
A.8.2.3 - Segregation of networks
A.8.3.1 - Management of removable media
A.8.3.4 - Removal of access rights
A.12.2.1 - Event logging
A.12.4.1 - Event logging
🔗 References & Sources 4
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http://www.tuneclone.com/
disclosure@vulncheck.com
http://www.tuneclone.com/tuneclone_setup.exe
disclosure@vulncheck.com
https://www.exploit-db.com/exploits/47012
disclosure@vulncheck.com
https://www.vulncheck.com/advisories/tuneclone-structured-exception-handler-buffer-over...
disclosure@vulncheck.com