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Vulnerabilities

CVE-2025-14688

Medium
CWE-1284 — Weakness Type
Published: Apr 30, 2026  ·  Modified: May 3, 2026  ·  Source: NVD
CVSS v3
5.3
🔗 NVD Official
📄 Description (English)

IBM Db2 11.5.0 through 11.5.9, and 12.1.0 through 12.1.3 for Linux, UNIX and Windows (includes Db2 Connect Server) could allow an authenticated user to cause a denial of service due to improper neutralization of special elements in data query logic when certain configurations exist.

🤖 AI Executive Summary

IBM Db2 versions 11.5.0-11.5.9 and 12.1.0-12.1.3 contain a denial of service vulnerability affecting authenticated users. The flaw stems from improper neutralization of special elements in query logic under specific configurations, allowing attackers to crash database services. While no public exploit exists and patches are unavailable, the vulnerability poses operational risk to organizations relying on these database versions.

📄 Description (Arabic)

🤖 AI Intelligence Analysis Analyzed: May 29, 2026 12:58
🇸🇦 Saudi Arabia Impact Assessment
Saudi banking sector (SAMA-regulated institutions) and government agencies using IBM Db2 for critical financial and administrative systems face operational disruption risks. Energy sector organizations (ARAMCO, downstream operators) relying on Db2 for SCADA/operational databases could experience service interruptions. Telecommunications providers (STC, Mobily) using Db2 for billing and customer management systems are at risk. Healthcare organizations and government ministries with Db2 deployments could face data access disruptions. The impact is primarily availability-focused rather than confidentiality/integrity, but affects business continuity.
🏢 Affected Saudi Sectors
Banking and Financial Services Government and Public Administration Energy and Utilities Telecommunications Healthcare Insurance Large Enterprise IT Infrastructure
⚖️ Saudi Risk Score (AI)
5.8
/ 10.0
🔧 Remediation Steps (English)
Immediate Actions:
1. Identify all IBM Db2 instances running versions 11.5.0-11.5.9 or 12.1.0-12.1.3 across your infrastructure
2. Document current configurations and query patterns to understand exposure to the specific trigger conditions
3. Restrict database access to only essential authenticated users and implement principle of least privilege
4. Monitor database logs for unusual query patterns or connection attempts

Compensating Controls (until patches available):
1. Implement query validation and sanitization at application layer to prevent malformed queries
2. Deploy database activity monitoring (DAM) solutions to detect anomalous query patterns
3. Configure connection pooling and query timeouts to limit DoS impact duration
4. Implement rate limiting on database connections per user/application
5. Establish automated failover to secondary Db2 instances if available
6. Create database snapshots for rapid recovery if service disruption occurs

Detection Rules:
1. Alert on multiple failed query executions from single authenticated user within short timeframe
2. Monitor for queries with unusual special character sequences in WHERE clauses
3. Track database CPU/memory spikes correlating with specific user sessions
4. Log all connection attempts and query patterns for forensic analysis

Patching Strategy:
1. Monitor IBM security advisories for patch releases for affected versions
2. Plan upgrade path to patched versions (11.5.10+ or 12.1.4+) when available
3. Test patches in non-production environment before deployment
4. Coordinate with business units for maintenance windows
🔧 خطوات المعالجة (العربية)
الإجراءات الفورية:
1. تحديد جميع مثيلات IBM Db2 التي تعمل بالإصدارات 11.5.0-11.5.9 أو 12.1.0-12.1.3 عبر البنية التحتية
2. توثيق التكوينات الحالية وأنماط الاستعلام لفهم التعرض لشروط التشغيل المحددة
3. تقييد الوصول إلى قاعدة البيانات للمستخدمين المصرح لهم الأساسيين فقط وتطبيق مبدأ أقل امتياز
4. مراقبة سجلات قاعدة البيانات للبحث عن أنماط استعلام غير عادية أو محاولات اتصال

الضوابط البديلة (حتى توفر التصحيحات):
1. تطبيق التحقق من صحة الاستعلام والتطهير على مستوى الطبقة التطبيقية لمنع الاستعلامات المشوهة
2. نشر حلول مراقبة نشاط قاعدة البيانات للكشف عن أنماط الاستعلام الشاذة
3. تكوين تجميع الاتصالات ومهلات زمنية للاستعلام لتحديد تأثير DoS
4. تطبيق تحديد معدل الاتصالات لكل مستخدم/تطبيق
5. إنشاء نسخ احتياطية من قاعدة البيانات للتعافي السريع في حالة انقطاع الخدمة
6. إنشاء لقطات قاعدة البيانات للتعافي السريع إذا حدث انقطاع في الخدمة

قواعد الكشف:
1. تنبيه عند تنفيذ استعلامات متعددة فاشلة من مستخدم مصرح واحد في إطار زمني قصير
2. مراقبة الاستعلامات التي تحتوي على تسلسلات أحرف خاصة غير عادية في جملة WHERE
3. تتبع ارتفاعات CPU/الذاكرة في قاعدة البيانات المرتبطة بجلسات مستخدم محددة
4. تسجيل جميع محاولات الاتصال وأنماط الاستعلام للتحليل الجنائي

استراتيجية التصحيح:
1. مراقبة تنبيهات أمان IBM للإصدارات المصححة من الإصدارات المتأثرة
2. التخطيط لمسار الترقية إلى الإصدارات المصححة (11.5.10+ أو 12.1.4+) عند توفرها
3. اختبار التصحيحات في بيئة غير الإنتاج قبل النشر
4. التنسيق مع الوحدات التجارية لنوافذ الصيانة
📋 Regulatory Compliance Mapping
🟢 NCA ECC 2024
5.1 - Information Security Policies and Procedures 5.2 - Access Control and Authentication 5.3 - Cryptography and Data Protection 5.4 - Incident Management 5.5 - Business Continuity and Disaster Recovery
🔵 SAMA CSF
Governance - Risk Management Framework Protect - Access Control and Authentication Detect - Monitoring and Logging Respond - Incident Response Procedures Recover - Business Continuity Planning
🟡 ISO 27001:2022
A.5.1 - Policies for information security A.6.1 - Internal organization A.8.1 - Asset management A.9.1 - Access control A.12.4 - Logging A.16.1 - Information security incident management
🟣 PCI DSS v4.0.1
Requirement 1 - Firewall configuration Requirement 2 - Default passwords Requirement 6 - Secure development Requirement 10 - Logging and monitoring Requirement 12 - Security policy
📦 Affected Products / CPE 6 entries
ibm:db2
ibm:db2
ibm:db2
ibm:db2
ibm:db2
ibm:db2
📊 CVSS Score
5.3
/ 10.0 — Medium
📊 CVSS Vector
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack VectorN — None / Network
Attack ComplexityH — High
Privileges RequiredL — Low / Local
User InteractionN — None / Network
ScopeU — Unchanged
ConfidentialityN — None / Network
IntegrityN — None / Network
AvailabilityH — High
📋 Quick Facts
Severity Medium
CVSS Score5.3
CWECWE-1284
EPSS0.05%
Exploit No
Patch ✗ No
Published 2026-04-30
Source Feed nvd
🇸🇦 Saudi Risk Score
5.8
/ 10.0 — Saudi Risk
Priority: HIGH
🏷️ Tags
CWE-1284
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