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Cisco — Vulnerabilities & Security Advisories 3196

Browse all 3196 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 IDTitleCVSSSeverityPublished
CVE-2020-3416 Cisco IOS XE Software for Cisco ASR 900 Series Route Switch Processor 3 Arbitrary Code Execution Vulnerabilities — Cisco IOS XE SoftwareCWE-749 6.7 Medium2020-09-24
CVE-2020-3417 Cisco IOS XE Software Arbitrary Code Execution Vulnerability — Cisco IOS XE SoftwareCWE-78 6.8 Medium2020-09-24
CVE-2020-3418 Cisco IOS XE Wireless Controller Software for the Catalyst 9000 Family Improper Access Control Vulnerability — Cisco IOS XE SoftwareCWE-284 4.7 -2020-09-24
CVE-2020-3421 Cisco IOS XE Software Zone-Based Firewall Denial of Service Vulnerabilities — Cisco IOS XE SoftwareCWE-754 8.6 High2020-09-24
CVE-2020-3422 Cisco IOS XE Software IP Service Level Agreements Denial of Service Vulnerability — Cisco IOS XE SoftwareCWE-371 8.6 -2020-09-24
CVE-2020-3423 Cisco IOS XE Software Arbitrary Code Execution Vulnerability — Cisco IOS XE Software 3.7.0SCWE-119 5.1 Medium2020-09-24
CVE-2020-3425 Cisco IOS XE Software Privilege Escalation Vulnerabilities — Cisco IOS XE Software 16.1.1CWE-20 8.8 High2020-09-24
CVE-2020-3426 Cisco IOS Software for Cisco Industrial Routers Virtual-LPWA Unauthorized Access Vulnerability — Cisco IOS 15.2(6)E4CWE-264 7.5 High2020-09-24
CVE-2020-3428 Cisco IOS XE Wireless Controller Software for the Catalyst 9000 Family WLAN Local Profiling Denial of Service Vulnerability — Cisco IOS XE SoftwareCWE-20 6.5 -2020-09-24
CVE-2020-3429 Cisco IOS XE Wireless Controller Software for the Catalyst 9000 Family WPA Denial of Service Vulnerability — Cisco IOS XE SoftwareCWE-20 6.5 -2020-09-24
CVE-2020-3465 Cisco IOS XE Software Ethernet Frame Denial of Service Vulnerability — Cisco IOS XE Software 16.8.1CWE-20 7.4 High2020-09-24
CVE-2020-3474 Cisco IOS XE Software Web Management Framework Vulnerabilities — Cisco IOS XE Software 16.1.1CWE-20 4.3 Medium2020-09-24
CVE-2020-3475 Cisco IOS XE Software Web Management Framework Vulnerabilities — Cisco IOS XE Software 16.1.1CWE-20 4.3 Medium2020-09-24
CVE-2020-3476 Cisco IOS XE Software Arbitrary File Overwrite Vulnerability — Cisco IOS XE SoftwareCWE-552 6.0 -2020-09-24
CVE-2020-3477 Cisco IOS and IOS XE Software Information Disclosure Vulnerability — Cisco IOSCWE-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)E1CWE-20 6.1 Medium2020-09-24
CVE-2020-3480 Cisco IOS XE Software Zone-Based Firewall Denial of Service Vulnerabilities — Cisco IOS XE SoftwareCWE-754 8.6 High2020-09-24
CVE-2020-3486 Cisco IOS XE Wireless Controller Software for the Catalyst 9000 Family CAPWAP Denial of Service Vulnerabilities — Cisco IOS XE SoftwareCWE-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 SoftwareCWE-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 SoftwareCWE-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 SoftwareCWE-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 SoftwareCWE-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 SoftwareCWE-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 SoftwareCWE-20 7.4 -2020-09-24
CVE-2020-3503 Cisco IOS XE Software Guest Shell Unauthorized File System Access Vulnerability — Cisco IOS XE SoftwareCWE-284 6.0 Medium2020-09-24
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 SoftwareCWE-400 7.4 High2020-09-24
CVE-2020-3509 Cisco IOS XE Software for Cisco cBR-8 Converged Broadband Routers DHCP Denial of Service Vulnerability — Cisco IOS XE SoftwareCWE-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 SoftwareCWE-388 8.6 -2020-09-24
CVE-2020-3511 Cisco IOS and IOS XE Software ISDN Q.931 Denial of Service Vulnerability — Cisco IOSCWE-20 6.5 -2020-09-24

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.