📄 Description (English)
A flaw was found in OpenShift Container Platform. Completed pods with restartPolicy: Never do not count toward ResourceQuota pod limits, and Kubernetes events are not quota-scoped. A non-privileged user who can create pods in a namespace can exploit this to generate a large volume of events that accumulate in etcd, causing API server performance degradation across the cluster.
🤖 AI Executive Summary
CVE-2026-10533 is a resource exhaustion vulnerability in OpenShift Container Platform where non-privileged users can bypass ResourceQuota limits by creating pods with restartPolicy: Never and generating excessive Kubernetes events. This causes etcd accumulation and API server performance degradation, impacting cluster-wide availability. While CVSS is medium (5.0), the attack requires minimal privileges and no exploit is currently available, making it a moderate threat requiring prompt mitigation.
📄 Description (Arabic)
🤖 AI Intelligence Analysis Analyzed: Jun 1, 2026 18:55
🇸🇦 Saudi Arabia Impact Assessment
Saudi organizations running OpenShift Container Platform for cloud infrastructure (particularly government agencies under NCA oversight, ARAMCO's digital infrastructure, and banking sector cloud deployments) face availability risks. Non-privileged users (developers, contractors) could degrade cluster performance affecting critical services. Government entities and financial institutions are most at risk due to multi-tenant Kubernetes environments and strict uptime requirements.
🏢 Affected Saudi Sectors
Government (NCA-regulated entities)
Banking and Financial Services (SAMA-regulated)
Energy (ARAMCO and subsidiaries)
Telecommunications (STC, Mobily)
Healthcare (MOH facilities)
Cloud Service Providers
Enterprise IT Infrastructure
🎯 MITRE ATT&CK Techniques
⚖️ Saudi Risk Score (AI)
6.2
/ 10.0
🔧 Remediation Steps (English)
Immediate Actions:
1. Implement RBAC restrictions to limit pod creation capabilities to trusted users only
2. Enable ResourceQuota enforcement on all namespaces, including event quotas
3. Monitor etcd size and API server latency metrics for anomalies
4. Review audit logs for suspicious pod creation patterns with restartPolicy: Never
Compensating Controls:
1. Deploy admission controllers (ValidatingWebhookConfiguration) to reject pods with restartPolicy: Never from non-privileged users
2. Implement event retention policies and cleanup jobs to prevent etcd bloat
3. Configure etcd compaction and defragmentation schedules
4. Set up alerts for API server response time degradation (>500ms p95)
5. Use network policies to restrict inter-pod communication
Detection Rules:
1. Alert on pod creation rate >100 pods/minute per namespace
2. Monitor etcd size growth >1GB/hour
3. Track API server request latency spikes correlated with event creation
4. Flag users creating multiple pods with restartPolicy: Never in short timeframes
🔧 خطوات المعالجة (العربية)
الإجراءات الفورية:
1. تطبيق قيود RBAC لتحديد قدرات إنشاء pods للمستخدمين الموثوقين فقط
2. تفعيل فرض ResourceQuota على جميع الفضاءات، بما في ذلك حصص الأحداث
3. مراقبة حجم etcd وقياس زمن استجابة خادم API للشذوذ
4. مراجعة سجلات التدقيق للأنماط المريبة لإنشاء pods مع restartPolicy: Never
الضوابط التعويضية:
1. نشر وحدات التحكم في القبول (ValidatingWebhookConfiguration) لرفض pods مع restartPolicy: Never من المستخدمين غير المميزين
2. تطبيق سياسات الاحتفاظ بالأحداث ومهام التنظيف لمنع تراكم etcd
3. تكوين جداول ضغط وإلغاء تجزئة etcd
4. إعداد تنبيهات لتدهور وقت استجابة خادم API (>500ms p95)
5. استخدام سياسات الشبكة لتقييد الاتصالات بين pods
قواعد الكشف:
1. تنبيه على معدل إنشاء pods >100 pods/دقيقة لكل فضاء
2. مراقبة نمو حجم etcd >1GB/ساعة
3. تتبع ارتفاعات زمن استجابة خادم API المرتبطة بإنشاء الأحداث
4. وضع علامة على المستخدمين الذين ينشئون عدة pods مع restartPolicy: Never في فترات زمنية قصيرة
📋 Regulatory Compliance Mapping
🟢 NCA ECC 2024
ECC 2024 A.5.1.1 - Access Control Policies
ECC 2024 A.8.1.1 - Asset Management
ECC 2024 A.8.2.1 - Information Classification
ECC 2024 A.12.6.1 - Management of Technical Vulnerabilities
🔵 SAMA CSF
SAMA CSF ID.AM-1 - Asset Management
SAMA CSF PR.AC-1 - Access Control
SAMA CSF DE.CM-1 - Detection and Analysis
SAMA CSF RS.MI-1 - Incident Response
🟡 ISO 27001:2022
ISO 27001:2022 A.5.3 - Segregation of Duties
ISO 27001:2022 A.8.1.1 - Inventory of Assets
ISO 27001:2022 A.12.6.1 - Management of Technical Vulnerabilities
ISO 27001:2022 A.13.1.3 - Segregation of Networks
🟣 PCI DSS v4.0.1
PCI DSS 6.2 - Security Patches
PCI DSS 7.1 - Access Control
PCI DSS 10.2 - Logging and Monitoring