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Vulnerabilities

CVE-2023-26359

Critical 🇺🇸 CISA KEV ⚡ Exploit Available
Critical Adobe ColdFusion Deserialization RCE Vulnerability (CVE-2023-26359)
Published: Aug 21, 2023  ·  Source: CISA_KEV
CVSS v3
9.0
🔗 NVD Official
📄 Description (English)

Adobe ColdFusion Deserialization of Untrusted Data Vulnerability — Adobe ColdFusion contains a deserialization of untrusted data vulnerability that could result in code execution in the context of the current user.

🤖 AI Executive Summary

Adobe ColdFusion contains a critical deserialization vulnerability (CVSS 9.0) allowing remote code execution through untrusted data processing. This vulnerability poses an immediate threat to organizations using ColdFusion for web applications and internal systems. Exploitation is actively occurring in the wild with public exploits available, requiring urgent patching across all affected instances.

📄 Description (Arabic)

تحتوي منصة Adobe ColdFusion على ثغرة أمنية حرجة تتعلق بإلغاء تسلسل البيانات غير الموثوقة والتي تمكن المهاجمين من تنفيذ تعليمات برمجية ضارة عن بُعد. تم تصنيف هذه الثغرة بدرجة خطورة 9.0 من 10 مما يجعلها من أخطر الثغرات الأمنية. يتم استغلال هذه الثغرة بشكل نشط في الهجمات الإلكترونية مما يشكل تهديداً مباشراً للمؤسسات التي تستخدم هذه المنصة. يجب على جميع المؤسسات المتأثرة تطبيق التحديثات الأمنية فوراً لمنع الاختراق.

🤖 ملخص تنفيذي (AI)

يحتوي Adobe ColdFusion على ثغرة حرجة في فك تسلسل البيانات غير الموثوقة (CVSS 9.0) تسمح بتنفيذ أكواد بعيدة من خلال معالجة البيانات غير الموثوقة. تشكل هذه الثغرة تهديداً فوراً للمنظمات التي تستخدم ColdFusion لتطبيقات الويب والأنظمة الداخلية. يتم استغلال الثغرة بنشاط في البرية مع توفر استغلالات عامة، مما يتطلب تصحيحاً عاجلاً لجميع الحالات المتأثرة.

🤖 AI Intelligence Analysis Analyzed: Apr 19, 2026 23:34
🇸🇦 Saudi Arabia Impact Assessment
Saudi banking sector (SAMA-regulated institutions) and government agencies (NCA oversight) using ColdFusion for critical applications face severe risk of data breach and system compromise. Energy sector (ARAMCO, oil & gas companies) and telecommunications (STC, Mobily) relying on ColdFusion-based systems are at high risk. Healthcare organizations and financial services using ColdFusion for patient/customer data processing could face regulatory violations under SAMA and NCA frameworks. Government digital transformation initiatives utilizing ColdFusion require immediate assessment.
🏢 Affected Saudi Sectors
Banking and Financial Services Government and Public Sector Energy and Oil & Gas Telecommunications Healthcare E-commerce Insurance
⚖️ Saudi Risk Score (AI)
9.2
/ 10.0
🔧 Remediation Steps (English)
IMMEDIATE ACTIONS:
1. Identify all ColdFusion instances in your environment (web servers, application servers, internal systems)
2. Isolate or restrict network access to vulnerable ColdFusion servers immediately
3. Enable Web Application Firewall (WAF) rules to block deserialization payloads
4. Review access logs for exploitation attempts (look for unusual serialized object patterns)

PATCHING:
1. Apply Adobe's latest security patches for ColdFusion immediately (prioritize production systems)
2. Test patches in staging environment before production deployment
3. Verify patch application with Adobe's verification tools

COMPENSATING CONTROLS (if patching delayed):
1. Implement strict input validation and sanitization on all user inputs
2. Disable Java deserialization if not required for business operations
3. Run ColdFusion with minimal privileges and restricted file system access
4. Implement network segmentation to limit lateral movement

DETECTION:
1. Monitor for HTTP requests containing serialized Java objects (aced0005 hex signature)
2. Alert on ColdFusion process spawning unexpected child processes
3. Monitor file system changes in ColdFusion directories
4. Track outbound connections from ColdFusion processes to suspicious IPs
🔧 خطوات المعالجة (العربية)
الإجراءات الفورية:
1. تحديد جميع حالات ColdFusion في بيئتك (خوادم الويب، خوادم التطبيقات، الأنظمة الداخلية)
2. عزل أو تقييد الوصول الشبكي إلى خوادم ColdFusion الضعيفة فوراً
3. تفعيل قواعد جدار حماية تطبيقات الويب (WAF) لحجب حمولات فك التسلسل
4. مراجعة سجلات الوصول لمحاولات الاستغلال (ابحث عن أنماط الكائنات المسلسلة غير العادية)

التصحيح:
1. تطبيق أحدث تصحيحات الأمان من Adobe لـ ColdFusion فوراً (أولويات الأنظمة الإنتاجية)
2. اختبار التصحيحات في بيئة التجريب قبل نشر الإنتاج
3. التحقق من تطبيق التصحيح باستخدام أدوات التحقق من Adobe

الضوابط البديلة (إذا تأخر التصحيح):
1. تنفيذ التحقق الصارم من المدخلات والتطهير على جميع مدخلات المستخدم
2. تعطيل فك تسلسل Java إذا لم تكن مطلوبة لعمليات العمل
3. تشغيل ColdFusion بامتيازات محدودة والوصول المقيد لنظام الملفات
4. تنفيذ تقسيم الشبكة لتحديد الحركة الجانبية

الكشف:
1. مراقبة طلبات HTTP التي تحتوي على كائنات Java المسلسلة (توقيع aced0005 سادس عشري)
2. تنبيه عند عملية ColdFusion تولد عمليات فرعية غير متوقعة
3. مراقبة تغييرات نظام الملفات في دلائل ColdFusion
4. تتبع الاتصالات الصادرة من عمليات ColdFusion إلى عناوين IP المريبة
📋 Regulatory Compliance Mapping
🟢 NCA ECC 2024
A.5.1.1 - Information Security Policies and Procedures A.6.2.1 - Restriction of Access to Information A.12.2.1 - Controls Against Malware A.12.6.1 - Management of Technical Vulnerabilities
🔵 SAMA CSF
ID.RA-1 - Asset Management and Inventory PR.IP-12 - Software Development and Quality Assurance DE.CM-8 - Vulnerability Scans RS.MI-2 - Incident Response and Recovery
🟡 ISO 27001:2022
A.12.6.1 - Management of technical vulnerabilities A.14.2.1 - Secure development policy A.12.2.1 - Endpoint protection A.12.3.1 - Logging
🟣 PCI DSS v4.0
6.2 - Security patches and updates 6.5.1 - Injection flaws 11.2 - Vulnerability scanning
🔗 References & Sources 0
No references.
📦 Affected Products / CPE 1 entries
Adobe:ColdFusion
📊 CVSS Score
9.0
/ 10.0 — Critical
📋 Quick Facts
Severity Critical
CVSS Score9.0
EPSS84.68%
Exploit ✓ Yes
Patch ✓ Yes
CISA KEV🇺🇸 Yes
KEV Due Date2023-09-11
Published 2023-08-21
Source Feed cisa_kev
Views 2
🇸🇦 Saudi Risk Score
9.2
/ 10.0 — Saudi Risk
Priority: CRITICAL
🏷️ Tags
kev actively-exploited
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