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Vulnerabilities

CVE-2026-25570

High
A vulnerability has been identified in SICAM SIAPP SDK (All versions < V2.1.7). The SICAM SIAPP SDK does not perform checks on input values potentially resulting in stack overflow. This could allow an
CWE-121 — Weakness Type
Published: Mar 10, 2026  ·  Modified: Mar 17, 2026  ·  Source: NVD
CVSS v3
7.4
🔗 NVD Official
📄 Description (English)

A vulnerability has been identified in SICAM SIAPP SDK (All versions < V2.1.7). The SICAM SIAPP SDK does not perform checks on input values potentially resulting in stack overflow. This could allow an attacker to perform code execution and denial of service.

🤖 AI Executive Summary

A stack overflow vulnerability (CVE-2026-25570) exists in Siemens SICAM SIAPP SDK versions prior to V2.1.7, allowing unauthenticated attackers to execute arbitrary code or cause denial of service through malformed input. With a CVSS score of 7.4, this poses significant risk to critical infrastructure operators in Saudi Arabia, particularly in the energy and utilities sectors that rely on SICAM systems for SCADA operations. Immediate patching to V2.1.7 or later is strongly recommended.

📄 Description (Arabic)

🤖 AI Intelligence Analysis Analyzed: May 4, 2026 23:02
🇸🇦 Saudi Arabia Impact Assessment
This vulnerability directly impacts Saudi Arabia's critical infrastructure, particularly: (1) ARAMCO and downstream energy operators utilizing SICAM systems for industrial control and SCADA operations; (2) Saudi Water and Electricity Company (SEC) and regional utilities managing power distribution networks; (3) Government entities operating critical infrastructure through SICAM-based systems under NCA oversight; (4) Petrochemical facilities and refineries dependent on SICAM SIAPP SDK for process control. A successful exploit could lead to unauthorized control of industrial processes, production shutdowns, safety system compromise, and potential physical damage to infrastructure.
🏢 Affected Saudi Sectors
Energy and Utilities (ARAMCO, SEC) Critical Infrastructure (NCA-regulated) Petrochemicals and Refining Water Management Power Distribution Networks Industrial Control Systems (SCADA/ICS)
⚖️ Saudi Risk Score (AI)
8.2
/ 10.0
🔧 Remediation Steps (English)
IMMEDIATE ACTIONS:
1. Identify all systems running SICAM SIAPP SDK versions < V2.1.7 through asset inventory and network scanning
2. Isolate affected systems from untrusted networks and implement network segmentation
3. Enable input validation and sanitization at application boundaries
4. Implement strict access controls limiting SDK access to authorized personnel only

PATCHING GUIDANCE:
1. Upgrade SICAM SIAPP SDK to version V2.1.7 or later immediately
2. Test patches in isolated lab environment before production deployment
3. Schedule maintenance windows for critical systems to minimize operational impact
4. Maintain rollback procedures in case of patch-related issues

COMPENSATING CONTROLS (if patching delayed):
1. Deploy Web Application Firewall (WAF) rules to detect and block malformed input patterns
2. Implement runtime application self-protection (RASP) to detect stack overflow attempts
3. Enable Address Space Layout Randomization (ASLR) and Data Execution Prevention (DEP)
4. Monitor process memory for suspicious allocation patterns

DETECTION RULES:
1. Monitor for abnormal stack memory access patterns and buffer overflows
2. Alert on unexpected process terminations or crashes of SICAM SIAPP SDK processes
3. Track input validation failures and malformed request attempts
4. Log all SDK API calls with parameter values for forensic analysis
5. Implement IDS/IPS signatures detecting stack overflow exploitation techniques
🔧 خطوات المعالجة (العربية)
الإجراءات الفورية:
1. تحديد جميع الأنظمة التي تعمل بإصدارات SICAM SIAPP SDK أقل من V2.1.7 من خلال جرد الأصول والمسح الشبكي
2. عزل الأنظمة المتأثرة عن الشبكات غير الموثوقة وتطبيق تقسيم الشبكة
3. تفعيل التحقق من صحة المدخلات والتطهير على حدود التطبيق
4. تطبيق ضوابط وصول صارمة تحد من وصول SDK للموظفين المصرح لهم فقط

إرشادات التصحيح:
1. ترقية SICAM SIAPP SDK إلى الإصدار V2.1.7 أو أحدث فوراً
2. اختبار التصحيحات في بيئة معملية معزولة قبل نشرها في الإنتاج
3. جدولة نوافذ الصيانة للأنظمة الحرجة لتقليل التأثير التشغيلي
4. الحفاظ على إجراءات التراجع في حالة مشاكل التصحيح

الضوابط البديلة (إذا تأخر التصحيح):
1. نشر قواعد جدار الحماية لتطبيقات الويب (WAF) للكشف عن أنماط المدخلات المعيبة وحجبها
2. تطبيق الحماية الذاتية لتطبيقات وقت التشغيل (RASP) للكشف عن محاولات تجاوز المكدس
3. تفعيل عشوائية تخطيط مساحة العنوان (ASLR) ومنع تنفيذ البيانات (DEP)
4. مراقبة ذاكرة العملية للأنماط المريبة في تخصيص الذاكرة

قواعد الكشف:
1. مراقبة أنماط الوصول غير الطبيعية لذاكرة المكدس وتجاوزات المخزن المؤقت
2. التنبيه على إنهاء العمليات غير المتوقع أو توقف عمليات SICAM SIAPP SDK
3. تتبع فشل التحقق من صحة المدخلات ومحاولات الطلب المعيبة
4. تسجيل جميع استدعاءات SDK API مع قيم المعاملات للتحليل الجنائي
5. تطبيق توقيعات IDS/IPS للكشف عن تقنيات استغلال تجاوز المكدس
📋 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 to information ECC 2024 A.12.4.1 - Event logging and monitoring
🔵 SAMA CSF
ID.RA-1 - Asset management and vulnerability identification PR.IP-12 - Software development security practices DE.CM-1 - Detection and monitoring of anomalous activity RS.MI-2 - Incident response and containment procedures
🟡 ISO 27001:2022
A.12.2.1 - Information and other assets associated with information processing facilities A.12.6.1 - Management of technical vulnerabilities A.14.2.1 - Secure development policy and procedures A.12.4.1 - Event logging and monitoring
🟣 PCI DSS v4.0.1
Requirement 6.2 - Security patches and updates Requirement 11.2 - Vulnerability scanning and assessment
📦 Affected Products / CPE 1 entries
siemens:sicam_siapp_sdk
📊 CVSS Score
7.4
/ 10.0 — High
📊 CVSS Vector
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack VectorL — Low / Local
Attack ComplexityH — High
Privileges RequiredN — None / Network
User InteractionN — None / Network
ScopeU — Unchanged
ConfidentialityH — High
IntegrityH — High
AvailabilityH — High
📋 Quick Facts
Severity High
CVSS Score7.4
CWECWE-121
Exploit No
Patch ✓ Yes
Published 2026-03-10
Source Feed nvd
Views 5
🇸🇦 Saudi Risk Score
8.2
/ 10.0 — Saudi Risk
Priority: CRITICAL
🏷️ Tags
CWE-121
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