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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 security vulnerabilities affecting Cisco Small Business Smart and Managed Switches, focusing on known weakness types and associated risk tags. It collects a comprehensive catalog of vulnerabilities spanning from early 2018 to present, covering a wide range of severity levels and exploitation vectors. The database includes flaws related to command injection, privilege escalation, cross-site scripting, and denial of service conditions that impact the network infrastructure provided by these specific switch models. Visitors to this resource can track a vendor's advisories as Cisco releases patches and security notices for affected hardware. Users can also understand a weakness class by examining common attack patterns and remediation strategies documented for this product family. Furthermore, one can look up a product's vulnerability history to assess the security posture and update frequency of Cisco Small Business Smart and Managed Switches over time. This information aids security administrators in prioritizing updates, evaluating exposure, and maintaining compliance with internal security policies. The page serves as a centralized reference point for IT professionals seeking to mitigate risks associated with these network devices without navigating multiple disparate sources. By aggregating this data, the page provides clarity on the current state of security for these switches, enabling more informed decision-making regarding hardware lifecycle management and patch deployment schedules.

Vendor: Cisco

CVE IDTitleCVSSSeverityPublished
CVE-2026-20185 Cisco SG350 and SG350X Series Managed Switches SNMP Denial of Service Vunerability CWE-122 7.7 High2026-05-06
CVE-2024-20263 Cisco Small Business 安全漏洞 CWE-284 5.8 Medium2024-01-26
CVE-2023-20188 多款Cisco产品 跨站脚本漏洞 CWE-87 4.8 Medium2023-06-28
CVE-2023-20189 Cisco Small Business Series Switches Buffer Overflow Vulnerabilities CWE-120 8.6 High2023-05-18
CVE-2023-20162 Cisco Small Business Series Switches Buffer Overflow Vulnerabilities CWE-120 8.6 High2023-05-18
CVE-2023-20161 Cisco Small Business Series Switches Buffer Overflow Vulnerabilities CWE-120 8.6 High2023-05-18
CVE-2023-20160 Cisco Small Business Series Switches Buffer Overflow Vulnerabilities CWE-120 8.6 High2023-05-18
CVE-2023-20159 Cisco Small Business Series Switches Buffer Overflow Vulnerabilities CWE-120 8.6 High2023-05-18
CVE-2023-20158 Cisco Small Business Series Switches Buffer Overflow Vulnerabilities CWE-120 8.6 High2023-05-18
CVE-2023-20157 Cisco Small Business Series Switches Buffer Overflow Vulnerabilities CWE-120 8.6 High2023-05-18
CVE-2023-20156 Cisco Small Business Series Switches Buffer Overflow Vulnerabilities CWE-120 8.6 High2023-05-18
CVE-2023-20024 Cisco Small Business Series Switches Buffer Overflow Vulnerabilities CWE-120 8.6 High2023-05-18
CVE-2021-34739 Cisco Small Business Series Switches Session Credentials Replay Vulnerability CWE-613 8.1 High2021-11-04
CVE-2021-40127 Cisco Small Business 200, 300, and 500 Series Switches Web-Based Management Interface Denial of Service Vulnerability CWE-20 5.3 Medium2021-11-04

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