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Vulnerabilities

CVE-2015-0666

Critical 🇺🇸 CISA KEV ⚡ Exploit Available
Cisco Prime Data Center Network Manager (DCNM) Directory Traversal Vulnerability — Directory traversal vulnerability in the fmserver servlet in Cisco Prime Data Center Network Manager (DCNM) allows re
Published: Mar 25, 2022  ·  Source: CISA_KEV
CVSS v3
9.0
🔗 NVD Official
📄 Description (English)

Cisco Prime Data Center Network Manager (DCNM) Directory Traversal Vulnerability — Directory traversal vulnerability in the fmserver servlet in Cisco Prime Data Center Network Manager (DCNM) allows remote attackers to read arbitrary files.

🤖 AI Executive Summary

CVE-2015-0666 is a critical directory traversal vulnerability in Cisco Prime DCNM's fmserver servlet allowing unauthenticated remote attackers to read arbitrary files from the system. With a CVSS score of 9.0 and public exploits available, this vulnerability poses immediate risk to data center management infrastructure. Saudi organizations using Cisco DCNM for network orchestration must patch immediately as attackers can extract sensitive configuration files, credentials, and network topology data.

📄 Description (Arabic)

ثغرة اجتياز المجلدات في خادم fmserver في Cisco Prime Data Center Network Manager (DCNM) تسمح للمهاجمين البعيدين بقراءة ملفات عشوائية على النظام

🤖 ملخص تنفيذي (AI)

ثغرة اجتياز المجلدات في خادم fmserver في Cisco Prime Data Center Network Manager (DCNM) تسمح للمهاجمين البعيدين بقراءة ملفات عشوائية

🤖 AI Intelligence Analysis Analyzed: Mar 28, 2026 13:24
🇸🇦 Saudi Arabia Impact Assessment
This vulnerability critically impacts Saudi data center operations, particularly affecting ARAMCO's oil & gas infrastructure, STC/Mobily/Zain telecom network operations centers, SAMA-regulated banking data centers, and government cloud facilities under NCA oversight. Organizations using Cisco DCNM for software-defined networking (SDN) and data center fabric management are at immediate risk. Successful exploitation allows attackers to extract network credentials, VLAN configurations, access control lists, and potentially pivot to production networks. Given Saudi Arabia's Vision 2030 digital transformation initiatives heavily relying on data center modernization, this vulnerability threatens critical national infrastructure and could lead to compliance violations under NCA ECC and SAMA regulations.
🏢 Affected Saudi Sectors
Telecommunications Oil & Gas Banking & Financial Services Government Healthcare Education Data Center Services Cloud Service Providers
⚖️ Saudi Risk Score (AI)
9.2
/ 10.0
🔧 Remediation Steps (English)
IMMEDIATE ACTIONS:
1. Identify all Cisco Prime DCNM installations across your environment using network scanning and asset inventory
2. Implement emergency firewall rules to restrict DCNM web interface access to authorized management networks only
3. Enable comprehensive logging on DCNM servers and monitor for suspicious file access patterns in /var/log/
4. Review recent access logs for indicators of compromise: unusual GET requests to fmserver servlet with ../ patterns

PATCHING GUIDANCE:
5. Apply Cisco security advisory patches immediately - upgrade to DCNM version 7.1(1) or later
6. Test patches in staging environment first, then deploy to production during approved maintenance windows
7. Verify patch effectiveness by attempting directory traversal with security testing tools

COMPENSATING CONTROLS (if patching delayed):
8. Deploy Web Application Firewall (WAF) rules blocking requests containing directory traversal patterns (../, ..\ , %2e%2e%2f)
9. Implement network segmentation isolating DCNM on dedicated management VLAN
10. Enable multi-factor authentication for all DCNM administrative access
11. Conduct emergency credential rotation for all accounts stored in DCNM

DETECTION RULES:
12. Deploy IDS/IPS signatures detecting: HTTP requests to /fmserver/* with path traversal sequences
13. Create SIEM correlation rules alerting on multiple failed file access attempts from single source IP
14. Monitor for unauthorized access to sensitive files: /etc/passwd, /etc/shadow, application config files
🔧 خطوات المعالجة (العربية)
الإجراءات الفورية:
1. تحديد جميع تثبيتات Cisco Prime DCNM في بيئتك باستخدام فحص الشبكة وجرد الأصول
2. تنفيذ قواعد جدار حماية طارئة لتقييد الوصول إلى واجهة DCNM على شبكات الإدارة المصرح بها فقط
3. تفعيل التسجيل الشامل على خوادم DCNM ومراقبة أنماط الوصول المشبوهة للملفات في /var/log/
4. مراجعة سجلات الوصول الأخيرة للبحث عن مؤشرات الاختراق: طلبات GET غير عادية إلى fmserver servlet تحتوي على أنماط ../

إرشادات التصحيح:
5. تطبيق تصحيحات Cisco الأمنية فوراً - الترقية إلى DCNM الإصدار 7.1(1) أو أحدث
6. اختبار التصحيحات في بيئة التجهيز أولاً، ثم النشر في الإنتاج خلال نوافذ الصيانة المعتمدة
7. التحقق من فعالية التصحيح بمحاولة اجتياز الدليل باستخدام أدوات اختبار الأمان

الضوابط التعويضية (إذا تأخر التصحيح):
8. نشر قواعد جدار حماية تطبيقات الويب (WAF) لحظر الطلبات المحتوية على أنماط اجتياز الدليل
9. تنفيذ تجزئة الشبكة لعزل DCNM على VLAN إدارة مخصص
10. تفعيل المصادقة متعددة العوامل لجميع الوصول الإداري لـ DCNM
11. إجراء تدوير طارئ لبيانات الاعتماد المخزنة في DCNM

قواعد الكشف:
12. نشر توقيعات IDS/IPS للكشف عن: طلبات HTTP إلى /fmserver/* مع تسلسلات اجتياز المسار
13. إنشاء قواعد ارتباط SIEM للتنبيه عن محاولات وصول فاشلة متعددة للملفات من عنوان IP واحد
14. مراقبة الوصول غير المصرح به للملفات الحساسة: /etc/passwd، /etc/shadow، ملفات تكوين التطبيقات
📋 Regulatory Compliance Mapping
🟢 NCA ECC 2024
ECC-1-2: Vulnerability Management and Patching ECC-3-1: Network Security Controls ECC-5-3: Security Monitoring and Incident Detection ECC-6-2: Access Control to Critical Systems ECC-10-1: Third-Party Technology Risk Management
🔵 SAMA CSF
CYB-2.1: Vulnerability Assessment and Management CYB-3.2: Network Segmentation and Access Control CYB-4.1: Security Event Logging and Monitoring CYB-5.1: Incident Response Procedures TRM-1.3: Third-Party Technology Risk
🟡 ISO 27001:2022
A.12.6.1: Management of Technical Vulnerabilities A.13.1.1: Network Controls A.12.4.1: Event Logging A.9.1.2: Access to Networks and Network Services A.14.2.1: Secure Development Policy
🟣 PCI DSS v4.0
Requirement 6.2: Ensure all systems are protected from known vulnerabilities Requirement 11.2: Run internal and external network vulnerability scans Requirement 1.3: Prohibit direct public access between Internet and cardholder data environment
🔗 References & Sources 0
No references.
📦 Affected Products / CPE 1 entries
Cisco:Prime Data Center Network Manager (DCNM)
📊 CVSS Score
9.0
/ 10.0 — Critical
📋 Quick Facts
Severity Critical
CVSS Score9.0
EPSS53.13%
Exploit ✓ Yes
Patch ✓ Yes
CISA KEV🇺🇸 Yes
KEV Due Date2022-04-15
Published 2022-03-25
Source Feed cisa_kev
Views 1
🇸🇦 Saudi Risk Score
9.2
/ 10.0 — Saudi Risk
🏷️ Tags
kev actively-exploited
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