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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.

Found 222 results / 3365 Clear Filters
CVE ID Title CVSS Severity Published
CVE-2021-1435 Cisco IOS XE Software Web UI Command Injection Vulnerability — Cisco IOS XE Software CWE-22 8.8 - 2021-03-24
CVE-2021-1434 Cisco IOS XE SD-WAN Software Arbitrary File Corruption Vulnerability — Cisco IOS XE Software CWE-552 4.4 Medium 2021-03-24
CVE-2021-1433 Cisco IOS XE SD-WAN Software vDaemon Buffer Overflow Vulnerability — Cisco IOS XE Software CWE-119 8.1 High 2021-03-24
CVE-2021-1432 Cisco IOS XE SD-WAN Software Arbitrary Command Execution Vulnerability — Cisco IOS XE Software CWE-20 7.3 High 2021-03-24
CVE-2021-1431 Cisco IOS XE SD-WAN Software vDaemon Denial of Service Vulnerability — Cisco IOS XE Software CWE-20 7.5 High 2021-03-24
CVE-2020-3359 Cisco IOS XE Software for Catalyst 9800 Series Wireless Controllers Multicast DNS Denial of Service Vulnerability — Cisco IOS XE Software CWE-20 8.6 - 2020-09-24
CVE-2020-3390 Cisco IOS XE Wireless Controller Software for the Catalyst 9000 Family SNMP Trap Denial of Service Vulnerability — Cisco IOS XE Software CWE-20 7.4 - 2020-09-24
CVE-2020-3393 Cisco IOS XE Software IOx Application Hosting Privilege Escalation Vulnerability — Cisco IOS XE Software CWE-269 6.0 Medium 2020-09-24
CVE-2020-3396 Cisco IOS XE Software IOx Guest Shell USB SSD Namespace Protection Privilege Escalation Vulnerability — Cisco IOS XE Software CWE-284 6.8 Medium 2020-09-24
CVE-2020-3399 Cisco IOS XE Wireless Controller Software for the Catalyst 9000 Family CAPWAP Denial of Service Vulnerability — Cisco IOS XE Software CWE-126 8.6 High 2020-09-24
CVE-2020-3400 Cisco IOS XE Software Web UI Authorization Bypass Vulnerability — Cisco IOS XE Software CWE-862 8.8 - 2020-09-24
CVE-2020-3403 Cisco IOS XE Software Command Injection Vulnerability — Cisco IOS XE Software CWE-78 7.8 - 2020-09-24
CVE-2020-3404 Cisco IOS XE Software Consent Token Bypass Vulnerability — Cisco IOS XE Software CWE-863 7.8 - 2020-09-24
CVE-2020-3407 Cisco IOS XE Software RESTCONF and NETCONF-YANG Access Control List Denial of Service Vulnerability — Cisco IOS XE Software CWE-476 8.6 - 2020-09-24
CVE-2020-3416 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-2020-3417 Cisco IOS XE Software Arbitrary Code Execution Vulnerability — Cisco IOS XE Software CWE-78 6.8 Medium 2020-09-24
CVE-2020-3418 Cisco IOS XE Wireless Controller Software for the Catalyst 9000 Family Improper Access Control Vulnerability — Cisco IOS XE Software CWE-284 4.7 - 2020-09-24
CVE-2020-3421 Cisco IOS XE Software Zone-Based Firewall Denial of Service Vulnerabilities — Cisco IOS XE Software CWE-754 8.6 High 2020-09-24
CVE-2020-3422 Cisco IOS XE Software IP Service Level Agreements Denial of Service Vulnerability — Cisco IOS XE Software CWE-371 8.6 - 2020-09-24
CVE-2020-3428 Cisco IOS XE Wireless Controller Software for the Catalyst 9000 Family WLAN Local Profiling Denial of Service Vulnerability — Cisco IOS XE Software CWE-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 Software CWE-20 6.5 - 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-2020-3480 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-2020-3493 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

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.