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Vulnerabilities

CVE-2026-23720

High
A vulnerability has been identified in Simcenter Femap (All versions < V2512), Simcenter Nastran (All versions < V2512). The affected applications contains an out of bounds read vulnerability while pa
CWE-125 — Weakness Type
Published: Feb 10, 2026  ·  Modified: Feb 28, 2026  ·  Source: NVD
CVSS v3
7.8
🔗 NVD Official
📄 Description (English)

A vulnerability has been identified in Simcenter Femap (All versions < V2512), Simcenter Nastran (All versions < V2512). The affected applications contains an out of bounds read vulnerability while parsing specially crafted NDB files. This could allow an attacker to execute code in the context of the current process.

🤖 AI Executive Summary

A critical out-of-bounds read vulnerability (CVE-2026-23720) affects Siemens Simcenter Femap and Nastran versions prior to V2512, allowing remote code execution through maliciously crafted NDB files. With a CVSS score of 7.8 and no public exploits currently available, this poses a significant risk to engineering and design organizations in Saudi Arabia. Immediate patching to version V2512 or later is strongly recommended.

📄 Description (Arabic)

🤖 AI Intelligence Analysis Analyzed: Apr 29, 2026 02:49
🇸🇦 Saudi Arabia Impact Assessment
This vulnerability primarily impacts Saudi organizations in the energy sector (ARAMCO and affiliated contractors), aerospace and defense industries, automotive manufacturing, and engineering consulting firms that utilize Siemens Simcenter tools for CAD/CAM and finite element analysis. Government research institutions and universities conducting engineering research are also at risk. The vulnerability could enable attackers to gain code execution on engineering workstations, potentially leading to intellectual property theft, design manipulation, or supply chain compromise.
🏢 Affected Saudi Sectors
Energy (Oil & Gas) Aerospace & Defense Automotive Manufacturing Engineering & Consulting Government Research Institutions Higher Education
⚖️ Saudi Risk Score (AI)
7.2
/ 10.0
🔧 Remediation Steps (English)
IMMEDIATE ACTIONS:
1. Identify all systems running Simcenter Femap or Nastran versions prior to V2512 using asset inventory tools
2. Restrict access to NDB file processing from untrusted sources; implement network segmentation for engineering workstations
3. Disable automatic file opening features for NDB files until patching is complete

PATCHING GUIDANCE:
1. Upgrade Simcenter Femap to version V2512 or later
2. Upgrade Simcenter Nastran to version V2512 or later
3. Test patches in isolated lab environment before production deployment
4. Prioritize patching for systems that process externally-sourced NDB files

COMPENSATING CONTROLS (if immediate patching not possible):
1. Implement application whitelisting on engineering workstations
2. Use file integrity monitoring on NDB file directories
3. Restrict user privileges to prevent code execution escalation
4. Monitor process execution from Femap/Nastran processes for anomalies

DETECTION RULES:
1. Monitor for unexpected child processes spawned by femap.exe or nastran.exe
2. Alert on NDB file access from network shares or email attachments
3. Track failed file parsing attempts in application logs
4. Monitor for unusual memory access patterns or crashes in affected applications
🔧 خطوات المعالجة (العربية)
الإجراءات الفورية:
1. تحديد جميع الأنظمة التي تقوم بتشغيل Simcenter Femap أو Nastran الإصدارات السابقة للإصدار V2512 باستخدام أدوات جرد الأصول
2. تقييد الوصول إلى معالجة ملفات NDB من مصادر غير موثوقة؛ تنفيذ تقسيم الشبكة لمحطات العمل الهندسية
3. تعطيل ميزات الفتح التلقائي للملفات لملفات NDB حتى اكتمال التصحيح

إرشادات التصحيح:
1. ترقية Simcenter Femap إلى الإصدار V2512 أو الإصدارات الأحدث
2. ترقية Simcenter Nastran إلى الإصدار V2512 أو الإصدارات الأحدث
3. اختبار التصحيحات في بيئة معملية معزولة قبل النشر الإنتاجي
4. إعطاء الأولوية لتصحيح الأنظمة التي تعالج ملفات NDB من مصادر خارجية

الضوابط البديلة (إذا لم يكن التصحيح الفوري ممكناً):
1. تنفيذ قائمة بيضاء للتطبيقات على محطات العمل الهندسية
2. استخدام مراقبة سلامة الملفات على دلائل ملفات NDB
3. تقييد امتيازات المستخدم لمنع تصعيد تنفيذ الأكواد
4. مراقبة تنفيذ العمليات من عمليات Femap/Nastran للكشف عن الشذوذ

قواعد الكشف:
1. مراقبة العمليات الفرعية غير المتوقعة التي يتم إطلاقها بواسطة femap.exe أو nastran.exe
2. التنبيه على وصول ملفات NDB من مشاركات الشبكة أو المرفقات البريدية
3. تتبع محاولات فشل تحليل الملفات في سجلات التطبيق
4. مراقبة أنماط الوصول إلى الذاكرة غير العادية أو الأعطال في التطبيقات المتأثرة
📋 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
🔵 SAMA CSF
ID.RA-1 - Asset management and vulnerability identification PR.IP-12 - Software development and security practices DE.CM-1 - Detection and analysis of anomalies
🟡 ISO 27001:2022
A.12.2.1 - Monitoring and logging A.12.6.1 - Management of technical vulnerabilities A.14.2.1 - Secure development policy
📦 Affected Products / CPE 2 entries
siemens:simcenter_femap
siemens:simcenter_nastran
📊 CVSS Score
7.8
/ 10.0 — High
📊 CVSS Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack VectorL — Low / Local
Attack ComplexityL — Low / Local
Privileges RequiredN — None / Network
User InteractionR — Required
ScopeU — Unchanged
ConfidentialityH — High
IntegrityH — High
AvailabilityH — High
📋 Quick Facts
Severity High
CVSS Score7.8
CWECWE-125
EPSS0.01%
Exploit No
Patch ✓ Yes
Published 2026-02-10
Source Feed nvd
Views 2
🇸🇦 Saudi Risk Score
7.2
/ 10.0 — Saudi Risk
Priority: HIGH
🏷️ Tags
CWE-125
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