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Vulnerabilities

CVE-2025-9283

High
A security issue exists within ArmorStart® LT that can result in a denial-of-service condition. During execution of the Achilles EtherNet/IP Step Limits Storms tests, the device reboots unexpectedly,
CWE-400 — Weakness Type
Published: Jan 20, 2026  ·  Modified: Feb 28, 2026  ·  Source: NVD
CVSS v3
7.5
🔗 NVD Official
📄 Description (English)

A security issue exists within ArmorStart® LT that can result in a denial-of-service condition. During execution of the Achilles EtherNet/IP Step Limits Storms tests, the device reboots unexpectedly, causing the Link State Monitor to go down for several seconds.

🤖 AI Executive Summary

CVE-2025-9283 is a denial-of-service vulnerability in Rockwell Automation's ArmorStart LT firmware that causes unexpected device reboots during EtherNet/IP stress testing, resulting in Link State Monitor downtime. With a CVSS score of 7.5 and no exploit currently available, this poses a moderate-to-high risk to industrial control systems in Saudi Arabia. A patch is available and should be prioritized for deployment across affected infrastructure.

📄 Description (Arabic)

🤖 AI Intelligence Analysis Analyzed: May 3, 2026 02:01
🇸🇦 Saudi Arabia Impact Assessment
This vulnerability primarily impacts Saudi Arabia's critical infrastructure sectors relying on Rockwell Automation industrial control systems: (1) Energy sector (ARAMCO, refineries, petrochemical facilities) — ArmorStart LT is commonly deployed in network security for ICS environments; (2) Water and wastewater utilities — critical for SWCC and regional water authorities; (3) Manufacturing and industrial facilities — widespread use in automation networks; (4) Telecom infrastructure (STC, Mobily) — potential impact on network management systems. The DoS condition could disrupt monitoring and control capabilities, affecting operational continuity and safety systems.
🏢 Affected Saudi Sectors
Energy (Oil & Gas, Refineries, Petrochemicals) Water and Wastewater Utilities Manufacturing and Industrial Automation Telecommunications Infrastructure Government Critical Infrastructure Healthcare Facilities (if using ICS)
⚖️ Saudi Risk Score (AI)
7.2
/ 10.0
🔧 Remediation Steps (English)
Immediate Actions:
1. Identify all ArmorStart LT devices in your environment using asset inventory tools and network scanning
2. Assess current firmware versions against affected versions (all versions prior to patched release)
3. Implement network segmentation to isolate ArmorStart LT devices from untrusted networks
4. Enable enhanced monitoring of device reboot events and Link State Monitor status

Patching Guidance:
1. Obtain the latest patched firmware from Rockwell Automation's security advisory
2. Schedule maintenance windows for firmware updates on non-critical systems first
3. Test patches in isolated lab environments before production deployment
4. Maintain rollback procedures and backup configurations before patching
5. Prioritize critical infrastructure and safety-related systems

Compensating Controls (if immediate patching not possible):
1. Implement rate limiting on EtherNet/IP traffic to prevent stress conditions
2. Deploy IDS/IPS rules to detect abnormal EtherNet/IP packet patterns
3. Monitor CPU and memory utilization on ArmorStart LT devices for anomalies
4. Establish automated alerting for unexpected device reboots
5. Implement redundant monitoring systems to detect Link State Monitor failures

Detection Rules:
1. Alert on unexpected ArmorStart LT device reboots (check syslog/event logs)
2. Monitor for Link State Monitor service interruptions exceeding normal thresholds
3. Track EtherNet/IP traffic volume spikes that correlate with device instability
4. Implement SNMP monitoring for device uptime and interface state changes
🔧 خطوات المعالجة (العربية)
الإجراءات الفورية:
1. تحديد جميع أجهزة ArmorStart LT في بيئتك باستخدام أدوات جرد الأصول والمسح الشبكي
2. تقييم إصدارات البرنامج الثابت الحالية مقابل الإصدارات المتأثرة (جميع الإصدارات السابقة للإصدار المصحح)
3. تنفيذ تقسيم الشبكة لعزل أجهزة ArmorStart LT عن الشبكات غير الموثوقة
4. تفعيل المراقبة المحسّنة لأحداث إعادة تشغيل الجهاز وحالة Link State Monitor

إرشادات التصحيح:
1. الحصول على أحدث برنامج ثابت مصحح من مستشار أمان Rockwell Automation
2. جدولة نوافذ الصيانة لتحديثات البرنامج الثابت على الأنظمة غير الحرجة أولاً
3. اختبار الرقع في بيئات معملية معزولة قبل نشر الإنتاج
4. الحفاظ على إجراءات الاسترجاع والنسخ الاحتياطية للتكوينات قبل التصحيح
5. إعطاء الأولوية للبنية التحتية الحرجة والأنظمة المتعلقة بالسلامة

الضوابط التعويضية (إذا لم يكن التصحيح الفوري ممكناً):
1. تنفيذ تحديد معدل حركة EtherNet/IP لمنع ظروف الضغط
2. نشر قواعد IDS/IPS للكشف عن أنماط حزم EtherNet/IP غير الطبيعية
3. مراقبة استخدام وحدة المعالجة المركزية والذاكرة على أجهزة ArmorStart LT للكشف عن الشذوذ
4. إنشاء تنبيهات آلية لإعادة تشغيل الجهاز غير المتوقعة
5. تنفيذ أنظمة مراقبة زائدة للكشف عن فشل Link State Monitor

قواعد الكشف:
1. تنبيه عند إعادة تشغيل جهاز ArmorStart LT غير المتوقعة (تحقق من السجلات)
2. مراقبة انقطاعات خدمة Link State Monitor التي تتجاوز الحدود الطبيعية
3. تتبع ارتفاعات حجم حركة EtherNet/IP التي تتزامن مع عدم استقرار الجهاز
4. تنفيذ مراقبة SNMP لوقت تشغيل الجهاز وتغييرات حالة الواجهة
📋 Regulatory Compliance Mapping
🟢 NCA ECC 2024
ECC 2024 A.12.6.1 — Management of technical vulnerabilities in industrial control systems ECC 2024 A.12.2.1 — Change management for critical infrastructure systems ECC 2024 A.8.1.3 — Asset management and inventory of network devices
🔵 SAMA CSF
SAMA CSF ID.AM-2 — Hardware and software assets are inventoried SAMA CSF PR.IP-12 — A vulnerability management plan is developed and implemented SAMA CSF DE.CM-8 — Malicious code is detected
🟡 ISO 27001:2022
ISO 27001:2022 A.12.3.1 — Segregation of development, test and production environments ISO 27001:2022 A.12.6.1 — Management of technical vulnerabilities ISO 27001:2022 A.14.2.1 — Secure development policy
📦 Affected Products / CPE 1 entries
rockwellautomation:armorstart_lt_firmware
📊 CVSS Score
7.5
/ 10.0 — High
📊 CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack VectorN — None / Network
Attack ComplexityL — Low / Local
Privileges RequiredN — None / Network
User InteractionN — None / Network
ScopeU — Unchanged
ConfidentialityN — None / Network
IntegrityN — None / Network
AvailabilityH — High
📋 Quick Facts
Severity High
CVSS Score7.5
CWECWE-400
EPSS0.11%
Exploit No
Patch ✓ Yes
Published 2026-01-20
Source Feed nvd
Views 5
🇸🇦 Saudi Risk Score
7.2
/ 10.0 — Saudi Risk
Priority: HIGH
🏷️ Tags
CWE-400
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