INITIALIZING
📧 info@ciso.sa | 📱 +966550939344 | Riyadh, Kingdom of Saudi Arabia
🔧 Scheduled Maintenance — Saturday 2:00-4:00 AM AST. Some features may be temporarily unavailable.    ●   
💎
Pro Plan 50% Off Unlock all AI features, unlimited reports, and priority support. Upgrade
Search Center
ESC to close
Global vulnerability Multiple sectors CRITICAL 29m Global vulnerability Information Technology / Software Infrastructure CRITICAL 31m Global data_breach Healthcare CRITICAL 47m Global data_breach Mobile Technology / Consumer Electronics HIGH 1h Global ransomware Cybersecurity Services / Multiple Sectors CRITICAL 1h Global apt Cryptocurrency and Blockchain CRITICAL 1h Global malware Financial Services, Mobile Payments HIGH 2h Global vulnerability Government and Critical Infrastructure CRITICAL 5h Global apt Cryptocurrency and Blockchain CRITICAL 13h Global malware Financial Services / Cryptocurrency CRITICAL 13h Global vulnerability Multiple sectors CRITICAL 29m Global vulnerability Information Technology / Software Infrastructure CRITICAL 31m Global data_breach Healthcare CRITICAL 47m Global data_breach Mobile Technology / Consumer Electronics HIGH 1h Global ransomware Cybersecurity Services / Multiple Sectors CRITICAL 1h Global apt Cryptocurrency and Blockchain CRITICAL 1h Global malware Financial Services, Mobile Payments HIGH 2h Global vulnerability Government and Critical Infrastructure CRITICAL 5h Global apt Cryptocurrency and Blockchain CRITICAL 13h Global malware Financial Services / Cryptocurrency CRITICAL 13h Global vulnerability Multiple sectors CRITICAL 29m Global vulnerability Information Technology / Software Infrastructure CRITICAL 31m Global data_breach Healthcare CRITICAL 47m Global data_breach Mobile Technology / Consumer Electronics HIGH 1h Global ransomware Cybersecurity Services / Multiple Sectors CRITICAL 1h Global apt Cryptocurrency and Blockchain CRITICAL 1h Global malware Financial Services, Mobile Payments HIGH 2h Global vulnerability Government and Critical Infrastructure CRITICAL 5h Global apt Cryptocurrency and Blockchain CRITICAL 13h Global malware Financial Services / Cryptocurrency CRITICAL 13h
Vulnerabilities

CVE-2021-30116

Critical 🇺🇸 CISA KEV ⚡ Exploit Available
Kaseya Virtual System/Server Administrator (VSA) Information Disclosure Vulnerability — Kaseya Virtual System/Server Administrator (VSA) contains an information disclosure vulnerability allowing an at
Published: Nov 3, 2021  ·  Source: CISA_KEV
CVSS v3
9.0
🔗 NVD Official
📄 Description (English)

Kaseya Virtual System/Server Administrator (VSA) Information Disclosure Vulnerability — Kaseya Virtual System/Server Administrator (VSA) contains an information disclosure vulnerability allowing an attacker to obtain the sessionId that can be used to execute further attacks against the system.

🤖 AI Executive Summary

CVE-2021-30116 is a critical information disclosure vulnerability in Kaseya VSA that allows attackers to obtain session IDs, enabling unauthorized system access and further exploitation. With a CVSS score of 9.0 and publicly available exploits, this vulnerability poses an immediate threat to organizations using Kaseya for IT management. The vulnerability can lead to complete compromise of managed systems across an organization's infrastructure.

📄 Description (Arabic)

🤖 AI Intelligence Analysis Analyzed: Apr 20, 2026 13:17
🇸🇦 Saudi Arabia Impact Assessment
This vulnerability critically impacts Saudi organizations relying on Kaseya VSA for IT infrastructure management, particularly: (1) Banking sector and SAMA-regulated institutions managing critical payment systems and customer data; (2) Government agencies and NCA-regulated entities managing sensitive national infrastructure; (3) Energy sector including ARAMCO and related enterprises managing operational technology; (4) Telecom providers (STC, Mobily, Zain) managing network infrastructure; (5) Healthcare organizations managing patient data systems. Session ID theft enables lateral movement, data exfiltration, and supply-chain attacks affecting all managed endpoints.
🏢 Affected Saudi Sectors
Banking and Financial Services Government and Public Administration Energy and Utilities Telecommunications Healthcare Critical Infrastructure Manufacturing Retail and E-commerce
⚖️ Saudi Risk Score (AI)
9.2
/ 10.0
🔧 Remediation Steps (English)
IMMEDIATE ACTIONS:
1. Identify all Kaseya VSA instances in your environment and isolate them from production networks if possible
2. Review Kaseya VSA access logs for suspicious session activity and unauthorized API calls
3. Force logout all active sessions and reset all VSA user credentials immediately
4. Block external access to Kaseya VSA management interfaces using firewall rules
5. Monitor for indicators of compromise: unusual administrative activities, mass file modifications, suspicious process executions

PATCHING:
1. Apply Kaseya security patches immediately (version 9.5.7 or later for VSA 9.x)
2. Prioritize patching in this order: internet-facing instances, then internal management systems
3. Test patches in isolated environment before production deployment
4. Verify patch application by checking VSA version and security update logs

COMPENSATING CONTROLS (if patching delayed):
1. Implement network segmentation isolating VSA from production systems
2. Deploy Web Application Firewall (WAF) rules blocking known exploitation patterns
3. Enable multi-factor authentication for all VSA administrative accounts
4. Implement IP whitelisting for VSA access, restricting to known administrative locations
5. Deploy endpoint detection and response (EDR) on all systems managed by VSA

DETECTION:
1. Monitor for HTTP requests to Kaseya VSA containing suspicious parameters or encoded payloads
2. Alert on sessionId parameter extraction attempts in VSA logs
3. Track unusual API authentication patterns and session creation outside business hours
4. Monitor for mass file operations or script executions initiated through VSA
🔧 خطوات المعالجة (العربية)
الإجراءات الفورية:
1. حدد جميع مثيلات Kaseya VSA في بيئتك وعزلها عن شبكات الإنتاج إن أمكن
2. راجع سجلات الوصول إلى Kaseya VSA للبحث عن نشاط جلسة مريب واستدعاءات API غير مصرح بها
3. فرض تسجيل الخروج لجميع الجلسات النشطة وإعادة تعيين جميع بيانات اعتماد مستخدم VSA فوراً
4. حظر الوصول الخارجي إلى واجهات إدارة Kaseya VSA باستخدام قواعد جدار الحماية
5. راقب مؤشرات الاختراق: الأنشطة الإدارية غير العادية، تعديلات الملفات الجماعية، تنفيذ العمليات المريبة

التصحيح:
1. طبق تصحيحات أمان Kaseya فوراً (الإصدار 9.5.7 أو أحدث لـ VSA 9.x)
2. حدد أولويات التصحيح: المثيلات المواجهة للإنترنت أولاً، ثم أنظمة الإدارة الداخلية
3. اختبر التصحيحات في بيئة معزولة قبل نشر الإنتاج
4. تحقق من تطبيق التصحيح بفحص إصدار VSA وسجلات تحديث الأمان

الضوابط البديلة (إذا تأخر التصحيح):
1. طبق تقسيم الشبكة لعزل VSA عن أنظمة الإنتاج
2. نشر قواعد جدار تطبيقات الويب (WAF) لحظر أنماط الاستغلال المعروفة
3. فعّل المصادقة متعددة العوامل لجميع حسابات إدارة VSA
4. طبق قائمة بيضاء للعناوين IP لوصول VSA، مقيداً بالمواقع الإدارية المعروفة
5. نشر كشف نقاط النهاية والاستجابة (EDR) على جميع الأنظمة المُدارة بواسطة VSA

الكشف:
1. راقب طلبات HTTP إلى Kaseya VSA التي تحتوي على معاملات مريبة أو حمولات مشفرة
2. أصدر تنبيهات عند محاولات استخراج معامل sessionId في سجلات VSA
3. تتبع أنماط المصادقة غير العادية للـ API وإنشاء الجلسات خارج ساعات العمل
4. راقب عمليات الملفات الجماعية أو تنفيذ البرامج النصية المبدأة من خلال VSA
📋 Regulatory Compliance Mapping
🟢 NCA ECC 2024
ECC 2024 A.5.1.1 - Information Security Policies and Procedures ECC 2024 A.6.1.1 - Access Control and Authentication ECC 2024 A.8.2.1 - User Access Management ECC 2024 A.9.2.1 - User Identification and Authentication ECC 2024 A.12.4.1 - Event Logging and Monitoring ECC 2024 A.13.1.1 - Information Security Incident Management
🔵 SAMA CSF
SAMA CSF ID.AM-2 - Software Inventory and Management SAMA CSF PR.AC-1 - Access Control and Authentication SAMA CSF PR.AC-4 - Access Rights and Privileges SAMA CSF DE.CM-1 - System Monitoring and Anomaly Detection SAMA CSF RS.AN-1 - Incident Analysis and Investigation
🟡 ISO 27001:2022
ISO 27001:2022 A.5.15 - Access Control ISO 27001:2022 A.8.2 - User Access Management ISO 27001:2022 A.8.3 - User Responsibilities ISO 27001:2022 A.9.2 - User Registration and De-registration ISO 27001:2022 A.9.4 - Access Rights Review ISO 27001:2022 A.12.4 - Logging
🟣 PCI DSS v4.0
PCI DSS 2.1 - Configuration Standards PCI DSS 6.2 - Security Patches and Updates PCI DSS 7.1 - Access Control Implementation PCI DSS 8.1 - User Identification and Authentication PCI DSS 10.2 - User Access Logging
🔗 References & Sources 0
No references.
📦 Affected Products / CPE 1 entries
Kaseya:Virtual System/Server Administrator (VSA)
📊 CVSS Score
9.0
/ 10.0 — Critical
📋 Quick Facts
Severity Critical
CVSS Score9.0
EPSS53.08%
Exploit ✓ Yes
Patch ✓ Yes
CISA KEV🇺🇸 Yes
KEV Due Date2021-11-17
Published 2021-11-03
Source Feed cisa_kev
Views 1
🇸🇦 Saudi Risk Score
9.2
/ 10.0 — Saudi Risk
Priority: CRITICAL
🏷️ Tags
kev actively-exploited ransomware
Share this CVE
📣 Found this valuable?
Share it with your cybersecurity network
in LinkedIn 𝕏 X / Twitter 💬 WhatsApp ✈ Telegram
🍪 Privacy Preferences
CISO Consulting — Compliant with Saudi Personal Data Protection Law (PDPL)
We use cookies and similar technologies to provide the best experience on our platform. You can choose which types you accept.
🔒
Essential Always On
Required for the website to function properly. Cannot be disabled.
📋 Sessions, CSRF tokens, authentication, language preferences
📊
Analytics
Help us understand how visitors use the site and improve performance.
📋 Page views, session duration, traffic sources, performance metrics
⚙️
Functional
Enable enhanced features like content personalization and preferences.
📋 Dark/light theme, font size, custom dashboards, saved filters
📣
Marketing
Used to deliver content and ads relevant to your interests.
📋 Campaign tracking, retargeting, social media analytics
Privacy Policy →
CISO AI Assistant
Ask anything · Documents · Support
🔐

Introduce Yourself

Enter your details to access the full assistant

Your info is private and never shared
💬
CyberAssist
Online · responds in seconds
5 / 5
🔐 Verify Your Identity

Enter your email to receive a verification code before submitting a support request.

Enter to send · / for commands 0 / 2000
CISO AI · Powered by Anthropic Claude
✦ Quick Survey Help Us Improve CISO Consulting Your feedback shapes the future of our platform — takes less than 2 minutes.
⚠ Please answer this question to continue

How would you rate your overall experience with our platform?

Rate from 1 (poor) to 5 (excellent)

🎉
Thank you!
Your response has been recorded.