📄 Description (English)
Hotspot Shield 6.0.3 contains an unquoted service path vulnerability in the hshld service binary that allows local attackers to escalate privileges by injecting malicious executables. Attackers can place executable files in the service path and upon service restart or system reboot, the malicious code executes with LocalSystem privileges.
🤖 AI Executive Summary
CVE-2016-20060 is a local privilege escalation vulnerability in Hotspot Shield 6.0.3 affecting the hshld service due to an unquoted service path. Attackers with local access can inject malicious executables that execute with LocalSystem privileges upon service restart or reboot. While no public exploit is available, the vulnerability poses significant risk to organizations where Hotspot Shield is deployed on critical systems, particularly in environments with multiple user accounts or shared workstations.
📄 Description (Arabic)
🤖 AI Intelligence Analysis Analyzed: Apr 27, 2026 00:55
🇸🇦 Saudi Arabia Impact Assessment
This vulnerability primarily impacts Saudi organizations using Hotspot Shield for VPN/security purposes, particularly in: (1) Government agencies and NCA-regulated entities where endpoint security is critical; (2) Banking and financial institutions (SAMA-regulated) using Hotspot Shield on employee workstations; (3) Telecom operators (STC, Mobily) and ISPs managing corporate networks; (4) Healthcare organizations requiring secure remote access. The risk is elevated in environments with shared workstations, contractor access, or BYOD policies common in Saudi enterprises. Organizations with strict endpoint hardening may have reduced exposure.
🏢 Affected Saudi Sectors
Government and Public Administration
Banking and Financial Services
Telecommunications
Healthcare
Energy and Utilities
Education
Enterprise IT Services
🎯 MITRE ATT&CK Techniques
T1547.001 - Boot or Logon Autostart Execution: Registry Run Keys / Startup Folder
T1547.011 - Boot or Logon Autostart Execution: Services
T1134.003 - Access Token Manipulation: Make and Impersonate Token
T1548.004 - Abuse Elevation Control Mechanism: Elevated Execution with Prompt
T1574.008 - Hijack Execution Flow: DLL Search Order Hijacking
T1036.003 - Masquerading: Rename System Utilities
T1053.005 - Scheduled Task/Job: Scheduled Task
⚖️ Saudi Risk Score (AI)
6.8
/ 10.0
🔧 Remediation Steps (English)
Immediate Actions:
1. Identify all systems running Hotspot Shield 6.0.3 through asset inventory and endpoint detection tools
2. Restrict local administrative access and implement principle of least privilege on affected systems
3. Disable the hshld service if not actively required; if required, ensure service runs with minimal necessary privileges
4. Implement file integrity monitoring on service directories to detect unauthorized executable placement
Patching Guidance:
5. Upgrade Hotspot Shield to version 6.0.4 or later (verify patch availability from vendor)
6. If upgrade unavailable, consider alternative VPN/security solutions with active vendor support
Compensating Controls:
7. Deploy application whitelisting to prevent unauthorized executable execution in service paths
8. Implement Windows AppLocker or equivalent to restrict code execution in system directories
9. Enable audit logging for service start/stop events and executable creation in service directories
10. Use endpoint detection and response (EDR) solutions to monitor for suspicious process execution with LocalSystem privileges
11. Restrict local logon rights to authorized users only; disable unnecessary local accounts
Detection Rules:
12. Monitor for executable files created in: C:\Program Files\Hotspot Shield\ and related service directories
13. Alert on hshld service restart events followed by unexpected child process execution
14. Track file modifications in service binary paths with timestamps correlating to system reboots
🔧 خطوات المعالجة (العربية)
الإجراءات الفورية:
1. تحديد جميع الأنظمة التي تعمل بـ Hotspot Shield 6.0.3 من خلال جرد الأصول وأدوات كشف نقاط النهاية
2. تقييد الوصول الإداري المحلي وتطبيق مبدأ الامتياز الأدنى على الأنظمة المتأثرة
3. تعطيل خدمة hshld إذا لم تكن مطلوبة بنشاط؛ إذا كانت مطلوبة، تأكد من تشغيل الخدمة بأقل امتيازات ضرورية
4. تطبيق مراقبة سلامة الملفات على مجلدات الخدمة للكشف عن وضع الملفات التنفيذية غير المصرح به
إرشادات التصحيح:
5. ترقية Hotspot Shield إلى الإصدار 6.0.4 أو أحدث (تحقق من توفر التصحيح من المورد)
6. إذا لم يكن التحديث متاحاً، فكر في حلول VPN/أمان بديلة مع دعم بائع نشط
الضوابط البديلة:
7. نشر قائمة بيضاء للتطبيقات لمنع تنفيذ الملفات التنفيذية غير المصرح به في مسارات الخدمة
8. تطبيق Windows AppLocker أو ما يعادله لتقييد تنفيذ الكود في مجلدات النظام
9. تفعيل تسجيل التدقيق لأحداث بدء/إيقاف الخدمة وإنشاء الملفات التنفيذية في مجلدات الخدمة
10. استخدام حلول الكشف والاستجابة للنقاط النهائية (EDR) لمراقبة تنفيذ العمليات المريبة بامتيازات LocalSystem
11. تقييد حقوق تسجيل الدخول المحلي للمستخدمين المصرح لهم فقط؛ تعطيل الحسابات المحلية غير الضرورية
قواعد الكشف:
12. مراقبة الملفات التنفيذية المنشأة في: C:\Program Files\Hotspot Shield\ والمجلدات ذات الصلة
13. التنبيه عند إعادة تشغيل خدمة hshld متبوعة بتنفيذ عملية فرعية غير متوقعة
14. تتبع تعديلات الملفات في مسارات الملفات الثنائية للخدمة مع الطوابع الزمنية المرتبطة بإعادة تشغيل النظام
📋 Regulatory Compliance Mapping
🟢 NCA ECC 2024
ECC 2024 A.5.1.1 - Access Control Policies (local privilege escalation prevention)
ECC 2024 A.8.1.1 - Asset Management (inventory and monitoring of security software)
ECC 2024 A.12.2.1 - Change Management (patch and version control)
ECC 2024 A.12.4.1 - Event Logging (detection and monitoring of privilege escalation attempts)
🔵 SAMA CSF
ID.AM-1 - Asset Management (identify systems running vulnerable software)
PR.AC-1 - Access Control (principle of least privilege implementation)
PR.PT-2 - Protection Processes (patch management and vulnerability remediation)
DE.CM-1 - Detection and Analysis (monitoring for unauthorized code execution)
🟡 ISO 27001:2022
A.5.1.1 - Policies for information security (access control and privilege management)
A.8.1.1 - Inventory of assets (identification of affected systems)
A.12.2.1 - Change management procedures (patch deployment)
A.12.4.1 - Event logging and monitoring (detection of exploitation attempts)
🟣 PCI DSS v4.0.1
Requirement 2.2 - Configuration standards (disable unnecessary services)
Requirement 6.2 - Security patches (timely patching of vulnerabilities)
Requirement 10.2 - Logging and monitoring (audit trails for privilege escalation)
🔗 References & Sources 4
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https://www.exploit-db.com/exploits/40528
disclosure@vulncheck.com
https://www.hotspotshield.com
disclosure@vulncheck.com
https://www.hotspotshield.com/download/
disclosure@vulncheck.com
https://www.vulncheck.com/advisories/hotspot-shield-unquoted-service-path-privilege-esc...
disclosure@vulncheck.com