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Vulnerabilities

CVE-2022-20699

Critical 🇺🇸 CISA KEV ⚡ Exploit Available
Cisco Small Business RV Series Routers Stack-based Buffer Overflow Vulnerability — A vulnerability in Cisco Small Business RV160, RV260, RV340, and RV345 Series Routers could allow an attacker to do a
Published: Mar 3, 2022  ·  Source: CISA_KEV
CVSS v3
9.0
🔗 NVD Official
📄 Description (English)

Cisco Small Business RV Series Routers Stack-based Buffer Overflow Vulnerability — A vulnerability in Cisco Small Business RV160, RV260, RV340, and RV345 Series Routers could allow an attacker to do any of the following: Execute arbitrary code elevate privileges, execute arbitrary commands, bypass authentication and authorization protections, fetch and run unsigned software, or cause a denial of service (DoS).

🤖 AI Executive Summary

A critical stack-based buffer overflow vulnerability in Cisco Small Business RV Series routers (RV160, RV260, RV340, RV345) allows remote attackers to execute arbitrary code, escalate privileges, bypass authentication, or cause denial of service. The vulnerability has a CVSS score of 9.0 and affects widely deployed enterprise networking equipment.

📄 Description (Arabic)

ثغرة تجاوز المخزن المؤقت المستندة إلى المكدس في أجهزة توجيه سيسكو الصغيرة RV160 و RV260 و RV340 و RV345 تسمح للمهاجمين بتنفيذ أكواد عشوائية وتصعيد الامتيازات وتجاوز آليات المصادقة والتفويض. يمكن للمهاجمين أيضاً جلب وتشغيل برامج غير موقعة أو إحداث هجمات إنكار الخدمة.

🤖 ملخص تنفيذي (AI)

ثغرة حرجة في أجهزة توجيه سيسكو الصغيرة تسمح للمهاجمين بتنفيذ أكواد عشوائية وتجاوز المصادقة وإيقاف الخدمة. تؤثر الثغرة على نماذج RV160 و RV260 و RV340 و RV345 المستخدمة على نطاق واسع في المؤسسات.

🤖 AI Intelligence Analysis Analyzed: Apr 21, 2026 03:01
🇸🇦 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 update affected Cisco Small Business RV routers to patched firmware versions. Apply vendor security updates for RV160, RV260, RV340, and RV345 models. Restrict network access to router management interfaces using firewall rules and VPN. Disable remote management features if not required. Monitor router logs for suspicious activities and implement network segmentation to limit lateral movement.
🔧 خطوات المعالجة (العربية)
قم بتحديث أجهزة التوجيه المتأثرة فوراً بإصدارات البرامج الثابتة المصححة. قيد الوصول إلى واجهات إدارة الموجهات باستخدام قواعد جدار الحماية وشبكات VPN. عطل ميزات الإدارة البعيدة إن لم تكن مطلوبة. راقب سجلات الموجه للأنشطة المريبة وطبق تقسيم الشبكة.
📋 Regulatory Compliance Mapping
🟢 NCA ECC 2024
2.1 2.2 3.1 3.2
🔵 SAMA CSF
ID.AM-2 PR.DS-1 PR.IP-1 DE.CM-1
🟡 ISO 27001:2022
A.12.2.1 A.12.6.1 A.14.2.1
🔗 References & Sources 0
No references.
📦 Affected Products / CPE 1 entries
Cisco:Small Business RV160, RV260, RV340, and RV345 Series Routers
📊 CVSS Score
9.0
/ 10.0 — Critical
📋 Quick Facts
Severity Critical
CVSS Score9.0
EPSS89.90%
Exploit ✓ Yes
Patch ✓ Yes
CISA KEV🇺🇸 Yes
KEV Due Date2022-03-17
Published 2022-03-03
Source Feed cisa_kev
Views 1
🇸🇦 Saudi Risk Score
9.0
/ 10.0 — Saudi Risk
Priority: CRITICAL
🏷️ Tags
kev actively-exploited
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