📧 info@ciso.sa | 📱 +966550939344 | Riyadh, Kingdom of Saudi Arabia
🔧 Scheduled Maintenance — Saturday 2:00-4:00 AM AST. Some features may be temporarily unavailable.    ●   
💎
Pro Plan 50% Off Unlock all AI features, unlimited reports, and priority support. Upgrade
Search Center
ESC to close
Global insider Education HIGH 2h Global supply_chain Software Development and Technology HIGH 7h Global apt Government/Critical Infrastructure CRITICAL 8h Global vulnerability Enterprise Software / Data Analytics CRITICAL 9h Global vulnerability Artificial Intelligence and Technology HIGH 12h Global general Technology and Artificial Intelligence MEDIUM 16h Global general Technology and Artificial Intelligence HIGH 17h Global vulnerability Higher Education CRITICAL 1d Global data_breach Government HIGH 1d Global supply_chain Software Development and Open Source Communities CRITICAL 1d Global insider Education HIGH 2h Global supply_chain Software Development and Technology HIGH 7h Global apt Government/Critical Infrastructure CRITICAL 8h Global vulnerability Enterprise Software / Data Analytics CRITICAL 9h Global vulnerability Artificial Intelligence and Technology HIGH 12h Global general Technology and Artificial Intelligence MEDIUM 16h Global general Technology and Artificial Intelligence HIGH 17h Global vulnerability Higher Education CRITICAL 1d Global data_breach Government HIGH 1d Global supply_chain Software Development and Open Source Communities CRITICAL 1d Global insider Education HIGH 2h Global supply_chain Software Development and Technology HIGH 7h Global apt Government/Critical Infrastructure CRITICAL 8h Global vulnerability Enterprise Software / Data Analytics CRITICAL 9h Global vulnerability Artificial Intelligence and Technology HIGH 12h Global general Technology and Artificial Intelligence MEDIUM 16h Global general Technology and Artificial Intelligence HIGH 17h Global vulnerability Higher Education CRITICAL 1d Global data_breach Government HIGH 1d Global supply_chain Software Development and Open Source Communities CRITICAL 1d
Vulnerabilities

CVE-2018-0155

Critical 🇺🇸 CISA KEV ⚡ Exploit Available
Cisco Catalyst Bidirectional Forwarding Detection Denial-of-Service Vulnerability — A vulnerability in the Bidirectional Forwarding Detection (BFD) offload implementation of Cisco Catalyst 4500 Series
Published: Mar 3, 2022  ·  Source: CISA_KEV
CVSS v3
9.0
🔗 NVD Official
📄 Description (English)

Cisco Catalyst Bidirectional Forwarding Detection Denial-of-Service Vulnerability — A vulnerability in the Bidirectional Forwarding Detection (BFD) offload implementation of Cisco Catalyst 4500 Series Switches and Cisco Catalyst 4500-X Series Switches could allow an unauthenticated, remote attacker to cause a crash of the iosd process, causing a denial-of-service (DoS) condition.

🤖 AI Executive Summary

A critical vulnerability in Cisco Catalyst 4500 Series Switches' BFD offload implementation allows unauthenticated remote attackers to crash the iosd process, causing denial-of-service. The vulnerability affects network infrastructure and can be exploited without authentication or user interaction.

📄 Description (Arabic)

ثغرة في تنفيذ إزاحة Bidirectional Forwarding Detection في مفاتيح Cisco Catalyst 4500 و 4500-X تسمح بهجمات حجب الخدمة عن بعد. يمكن للمهاجمين غير المصرح لهم إرسال حزم BFD خاصة لتعطيل عملية iosd الحرجة. التأثير المباشر على توفر البنية التحتية للشبكة في المنظمات.

🤖 ملخص تنفيذي (AI)

ثغرة حرجة في تنفيذ إزاحة BFD في مفاتيح Cisco Catalyst 4500 تسمح للمهاجمين البعيدين بدون مصادقة بتعطيل عملية iosd. يؤثر على البنية التحتية للشبكة ويمكن استغلاله دون مصادقة أو تفاعل المستخدم.

🤖 AI Intelligence Analysis Analyzed: Apr 25, 2026 00:10
🇸🇦 Saudi Arabia Impact Assessment
Saudi Relevance: high
🏢 Affected Saudi Sectors
banking telecom energy government healthcare
🎯 MITRE ATT&CK Techniques
⚖️ Saudi Risk Score (AI)
9.0
/ 10.0
🔧 Remediation Steps (English)
Immediately apply Cisco security patches and firmware updates for affected Catalyst 4500 and 4500-X series switches. Implement network access controls to restrict BFD traffic to trusted sources only. Monitor switch logs for abnormal BFD activity and consider disabling BFD if not required for operations.
🔧 خطوات المعالجة (العربية)
طبق تحديثات الأمان والبرامج الثابتة من Cisco للمفاتيح المتأثرة فوراً. طبق ضوابط الوصول للشبكة لتقييد حركة BFD للمصادر الموثوقة فقط. راقب سجلات المفاتيح للنشاط غير الطبيعي وفكر في تعطيل BFD إذا لم يكن مطلوباً.
📋 Regulatory Compliance Mapping
🟢 NCA ECC 2024
5.1 5.2 5.3
🔵 SAMA CSF
ID.BE-5 PR.PT-3 DE.CM-1
🟡 ISO 27001:2022
A.12.6.1 A.13.1.1 A.13.2.1
🔗 References & Sources 0
No references.
📦 Affected Products / CPE 1 entries
Cisco:Catalyst 4500 Series Switches and Cisco Catalyst 4500-X Series Switches
📊 CVSS Score
9.0
/ 10.0 — Critical
📋 Quick Facts
Severity Critical
CVSS Score9.0
EPSS11.22%
Exploit ✓ Yes
Patch ✓ Yes
CISA KEV🇺🇸 Yes
KEV Due Date2022-03-17
Published 2022-03-03
Source Feed cisa_kev
Views 5
🇸🇦 Saudi Risk Score
9.0
/ 10.0 — Saudi Risk
Priority: CRITICAL
🏷️ Tags
kev actively-exploited
Share this CVE

💬 Comments

0
Loading comments
📣 Found this valuable?
Share it with your cybersecurity network
in LinkedIn 𝕏 X / Twitter 💬 WhatsApp ✈ Telegram
🍪 Privacy Preferences
CISO Consulting — Compliant with Saudi Personal Data Protection Law (PDPL)
We use cookies and similar technologies to provide the best experience on our platform. You can choose which types you accept.
🔒
Essential Always On
Required for the website to function properly. Cannot be disabled.
📋 Sessions, CSRF tokens, authentication, language preferences
📊
Analytics
Help us understand how visitors use the site and improve performance.
📋 Page views, session duration, traffic sources, performance metrics
⚙️
Functional
Enable enhanced features like content personalization and preferences.
📋 Dark/light theme, font size, custom dashboards, saved filters
📣
Marketing
Used to deliver content and ads relevant to your interests.
📋 Campaign tracking, retargeting, social media analytics
Privacy Policy →
CISO AI Assistant
Ask anything · Documents · Support
🔐

Introduce Yourself

Enter your details to access the full assistant

Your info is private and never shared
💬
CyberAssist
Online · responds in seconds
5 / 5
🔐 Verify Your Identity

Enter your email to receive a verification code before submitting a support request.

Enter to send · / for commands 0 / 2000
CISO AI · Powered by Anthropic Claude
✦ Quick Survey Help Us Improve CISO Consulting Your feedback shapes the future of our platform — takes less than 2 minutes.
⚠ Please answer this question to continue

How would you rate your overall experience with our platform?

Rate from 1 (poor) to 5 (excellent)

🎉
Thank you!
Your response has been recorded.