Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1336 CNY

100%

Cisco Small Business Smart and Managed Switches — Vulnerabilities & Security Advisories 14

All 14 CVE vulnerabilities found in Cisco Small Business Smart and Managed Switches, with AI-generated Chinese analysis, references, and POCs.

This page documents Common Vulnerabilities and Exposures affecting Cisco Small Business Smart and Managed Switches. It aggregates security issues identified within this specific line of networking hardware, which is widely deployed in small to medium-sized business environments for network segmentation and traffic management. The content focuses on vulnerabilities that could potentially allow unauthorized access, privilege escalation, denial of service, or remote code execution, highlighting the risks associated with configuration errors, buffer overflows, and improper input validation in these devices. The collection covers vulnerabilities reported and disclosed over a period of several years, capturing both historical and recent security advisories issued by Cisco. This timeframe allows users to see the evolution of security practices and the remediation of critical flaws across different firmware versions and hardware models within the Smart and Managed series. By consolidating these records, the page provides a comprehensive view of the attack surface relevant to this product family. Here, users can track a vendor's advisories to stay informed about patch availability and mitigation strategies. They can also understand a weakness class by examining how specific flaws, such as cross-site scripting or command injection, have manifested in this hardware. Furthermore, the resource enables users to look up a product's vulnerability history to assess long-term security trends and prioritize firmware updates. This centralized approach aids security professionals in managing risk, ensuring that administrators have the necessary context to maintain the integrity and availability of their network infrastructure against known threats.

Vendor: Cisco

CVE ID Title CVSS Severity Published
CVE-2026-20185 Cisco SG350 and SG350X Series Managed Switches SNMP Denial of Service Vunerability CWE-122 7.7 High 2026-05-06
CVE-2024-20263 Cisco Small Business 安全漏洞 CWE-284 5.8 Medium 2024-01-26
CVE-2023-20188 多款Cisco产品 跨站脚本漏洞 CWE-87 4.8 Medium 2023-06-28
CVE-2023-20189 Cisco Small Business Series Switches Buffer Overflow Vulnerabilities CWE-120 8.6 High 2023-05-18
CVE-2023-20162 Cisco Small Business Series Switches Buffer Overflow Vulnerabilities CWE-120 8.6 High 2023-05-18
CVE-2023-20161 Cisco Small Business Series Switches Buffer Overflow Vulnerabilities CWE-120 8.6 High 2023-05-18
CVE-2023-20160 Cisco Small Business Series Switches Buffer Overflow Vulnerabilities CWE-120 8.6 High 2023-05-18
CVE-2023-20159 Cisco Small Business Series Switches Buffer Overflow Vulnerabilities CWE-120 8.6 High 2023-05-18
CVE-2023-20158 Cisco Small Business Series Switches Buffer Overflow Vulnerabilities CWE-120 8.6 High 2023-05-18
CVE-2023-20157 Cisco Small Business Series Switches Buffer Overflow Vulnerabilities CWE-120 8.6 High 2023-05-18
CVE-2023-20156 Cisco Small Business Series Switches Buffer Overflow Vulnerabilities CWE-120 8.6 High 2023-05-18
CVE-2023-20024 Cisco Small Business Series Switches Buffer Overflow Vulnerabilities CWE-120 8.6 High 2023-05-18
CVE-2021-34739 Cisco Small Business Series Switches Session Credentials Replay Vulnerability CWE-613 8.1 High 2021-11-04
CVE-2021-40127 Cisco Small Business 200, 300, and 500 Series Switches Web-Based Management Interface Denial of Service Vulnerability CWE-20 5.3 Medium 2021-11-04

All 14 known CVE vulnerabilities affecting Cisco Small Business Smart and Managed Switches with full Chinese analysis, references, and POCs where available.