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Cisco — Vulnerabilities & Security Advisories 3365

Browse all 3365 CVE security advisories affecting Cisco. AI-powered Chinese analysis, POCs, and references for each vulnerability.

Cisco Systems operates as a global leader in networking hardware, software, and telecommunications services, providing critical infrastructure for enterprise connectivity and cloud security. With over 3,000 recorded CVEs, the company’s attack surface is extensive, reflecting the complexity of its diverse product portfolio. Historically, vulnerabilities frequently involve remote code execution (RCE), cross-site scripting (XSS), and privilege escalation flaws, often stemming from legacy protocols or complex configuration interfaces. Notable incidents include the 2023 supply chain compromise affecting the Cisco AnyConnect Secure Mobility Client, which allowed attackers to bypass authentication mechanisms. These breaches highlight risks associated with widely deployed endpoint security agents. The sheer volume of disclosed issues underscores the challenges inherent in maintaining security across such a vast ecosystem of interconnected devices and software solutions, requiring rigorous patch management and continuous monitoring to mitigate potential exploitation by threat actors targeting critical network infrastructure.

CVE ID Title CVSS Severity Published
CVE-2020-3474 Cisco IOS XE Software Web Management Framework Vulnerabilities — Cisco IOS XE Software 16.1.1 CWE-20 4.3 Medium 2020-09-24
CVE-2020-3475 Cisco IOS XE Software Web Management Framework Vulnerabilities — Cisco IOS XE Software 16.1.1 CWE-20 4.3 Medium 2020-09-24
CVE-2020-3476 Cisco IOS XE Software Arbitrary File Overwrite Vulnerability — Cisco IOS XE Software CWE-552 6.0 - 2020-09-24
CVE-2020-3477 Cisco IOS and IOS XE Software Information Disclosure Vulnerability — Cisco IOS CWE-20 5.5 - 2020-09-24
CVE-2020-3479 Cisco IOS and IOS XE Software MP-BGP EVPN Denial of Service Vulnerability — Cisco IOS 15.2(5)E1 CWE-20 6.1 Medium 2020-09-24
CVE-2020-3480 Cisco IOS XE Software Zone-Based Firewall Denial of Service Vulnerabilities — Cisco IOS XE Software CWE-754 8.6 High 2020-09-24
CVE-2020-3486 Cisco IOS XE Wireless Controller Software for the Catalyst 9000 Family CAPWAP Denial of Service Vulnerabilities — Cisco IOS XE Software CWE-20 7.4 - 2020-09-24
CVE-2020-3487 Cisco IOS XE Wireless Controller Software for the Catalyst 9000 Family CAPWAP Denial of Service Vulnerabilities — Cisco IOS XE Software CWE-20 7.4 - 2020-09-24
CVE-2020-3488 Cisco IOS XE Wireless Controller Software for the Catalyst 9000 Family CAPWAP Denial of Service Vulnerabilities — Cisco IOS XE Software CWE-20 7.4 - 2020-09-24
CVE-2020-3489 Cisco IOS XE Wireless Controller Software for the Catalyst 9000 Family CAPWAP Denial of Service Vulnerabilities — Cisco IOS XE Software CWE-20 7.4 - 2020-09-24
CVE-2020-3492 Cisco IOS XE Software for Catalyst 9800 Series and Cisco AireOS Software for Cisco WLC Flexible NetFlow Version 9 Denial of Service Vulnerability — Cisco Wireless LAN Controller (WLC) CWE-20 8.6 - 2020-09-24
CVE-2020-3493 Cisco IOS XE Wireless Controller Software for the Catalyst 9000 Family CAPWAP Denial of Service Vulnerabilities — Cisco IOS XE Software CWE-20 7.4 - 2020-09-24
CVE-2020-3494 Cisco IOS XE Wireless Controller Software for the Catalyst 9000 Family CAPWAP Denial of Service Vulnerabilities — Cisco IOS XE Software CWE-20 7.4 - 2020-09-24
CVE-2020-3497 Cisco IOS XE Wireless Controller Software for the Catalyst 9000 Family CAPWAP Denial of Service Vulnerabilities — Cisco IOS XE Software CWE-20 7.4 - 2020-09-24
CVE-2020-3503 Cisco IOS XE Software Guest Shell Unauthorized File System Access Vulnerability — Cisco IOS XE Software CWE-284 6.0 Medium 2020-09-24
CVE-2020-3508 Cisco IOS XE Software for Cisco ASR 1000 Series 20-Gbps Embedded Services Processor IP ARP Denial of Service Vulnerability — Cisco IOS XE Software CWE-400 7.4 High 2020-09-24
CVE-2020-3509 Cisco IOS XE Software for Cisco cBR-8 Converged Broadband Routers DHCP Denial of Service Vulnerability — Cisco IOS XE Software CWE-388 8.6 - 2020-09-24
CVE-2020-3510 Cisco IOS XE Software for Catalyst 9200 Series Switches Umbrella Connector Denial of Service Vulnerability — Cisco IOS XE Software CWE-388 8.6 - 2020-09-24
CVE-2020-3511 Cisco IOS and IOS XE Software ISDN Q.931 Denial of Service Vulnerability — Cisco IOS CWE-20 6.5 - 2020-09-24
CVE-2020-3512 Cisco IOS and IOS XE Software PROFINET Link Layer Discovery Protocol Denial of Service Vulnerability — Cisco IOS CWE-388 6.5 - 2020-09-24
CVE-2020-3513 Cisco IOS XE Software for Cisco ASR 900 Series Route Switch Processor 3 Arbitrary Code Execution Vulnerabilities — Cisco IOS XE Software CWE-749 6.7 Medium 2020-09-24
CVE-2020-3516 Cisco IOS XE Software Web UI Improper Input Validation Vulnerability — Cisco IOS XE Software CWE-20 4.3 - 2020-09-24
CVE-2020-3524 Cisco IOS XE ROM Monitor Software Vulnerability — Cisco IOS XE ROMMON Software CWE-284 7.6 - 2020-09-24
CVE-2020-3526 Cisco IOS XE Software Common Open Policy Service Engine Denial of Service Vulnerability — Cisco IOS XE Software CWE-20 8.6 - 2020-09-24
CVE-2020-3527 Cisco Catalyst 9200 Series Switches Jumbo Frame Denial of Service Vulnerability — Cisco IOS XE Software CWE-20 8.6 - 2020-09-24
CVE-2020-3552 Cisco Aironet Access Points Ethernet Wired Clients Denial of Service Vulnerability — Cisco Aironet Access Point Software CWE-476 7.4 - 2020-09-24
CVE-2020-3559 Cisco Aironet Access Point Authentication Flood Denial of Service Vulnerability — Cisco Aironet Access Point Software CWE-400 7.5 - 2020-09-24
CVE-2020-3560 Cisco Aironet Access Points UDP Flooding Denial of Service Vulnerability — Cisco Aironet Access Point Software CWE-400 7.5 - 2020-09-24
CVE-2019-15283 Cisco Webex Network Recording Player and Cisco Webex Player Arbitrary Code Execution Vulnerabilities — Cisco WebEx WRF Player CWE-119 7.8 - 2020-09-23
CVE-2019-15285 Cisco Webex Network Recording Player and Cisco Webex Player Arbitrary Code Execution Vulnerabilities — Cisco WebEx WRF Player CWE-119 7.8 - 2020-09-23

This page lists every published CVE security advisory associated with Cisco. Each entry links to a detailed page with CVSS scoring, CWE classification, affected products and references. AI-generated Chinese analysis is provided for fast triage.