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Cisco — Vulnerabilities & Security Advisories 3192

Browse all 3192 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-2021-1432 Cisco IOS XE SD-WAN Software Arbitrary Command Execution Vulnerability — Cisco IOS XE SoftwareCWE-20 7.3 High2021-03-24
CVE-2021-1431 Cisco IOS XE SD-WAN Software vDaemon Denial of Service Vulnerability — Cisco IOS XE SoftwareCWE-20 7.5 High2021-03-24
CVE-2021-1287 Cisco Small Business RV132W and RV134W Routers Management Interface Remote Command Execution and Denial of Service Vulnerability — Cisco Small Business RV Series Router FirmwareCWE-121 7.2 High2021-03-18
CVE-2021-1450 Cisco AnyConnect Secure Mobility Client Denial of Service Vulnerability — Cisco AnyConnect Secure Mobility ClientCWE-20 5.5 Medium2021-02-24
CVE-2021-1396 Cisco Application Services Engine Unauthorized Access Vulnerabilities — Cisco Application Services Engine SoftwareCWE-306 9.8 Critical2021-02-24
CVE-2021-1393 Cisco Application Services Engine Unauthorized Access Vulnerabilities — Cisco Application Services Engine SoftwareCWE-306 9.8 Critical2021-02-24
CVE-2021-1388 Cisco ACI Multi-Site Orchestrator Application Services Engine Deployment Authentication Bypass Vulnerability — Cisco ACI Multi-Site Orchestrator SoftwareCWE-269 10.0 Critical2021-02-24
CVE-2021-1387 Cisco NX-OS Software IPv6 Netstack Denial of Service Vulnerability — Cisco NX-OS SoftwareCWE-401 8.6 High2021-02-24
CVE-2021-1368 Cisco FXOS and NX-OS Software Unidirectional Link Detection Denial of Service and Arbitrary Code Execution Vulnerability — Cisco NX-OS SoftwareCWE-787 8.8 High2021-02-24
CVE-2021-1367 Cisco NX-OS Software Protocol Independent Multicast Denial of Service Vulnerability — Cisco NX-OS SoftwareCWE-20 4.3 Medium2021-02-24
CVE-2021-1361 Cisco NX-OS Software Unauthenticated Arbitrary File Actions Vulnerability — Cisco NX-OS SoftwareCWE-552 9.8 Critical2021-02-24
CVE-2021-1231 Cisco Nexus 9000 Series Fabric Switches ACI Mode Link Layer Discovery Protocol Port Denial of Service Vulnerability — Cisco NX-OS System Software in ACI ModeCWE-284 4.7 Medium2021-02-24
CVE-2021-1230 Cisco Nexus 9000 Series Fabric Switches ACI Mode BGP Route Installation Denial of Service Vulnerability — Cisco NX-OS System Software in ACI ModeCWE-233 8.6 High2021-02-24
CVE-2021-1228 Cisco Nexus 9000 Series Fabric Switches ACI Mode Fabric Infrastructure VLAN Unauthorized Access Vulnerability — Cisco NX-OS System Software in ACI Mode 11.0(1b)CWE-284 7.4 High2021-02-24
CVE-2021-1229 Cisco NX-OS Software ICMP Version 6 Memory Leak Denial of Service Vulnerability — Cisco NX-OS SoftwareCWE-401 5.8 Medium2021-02-24
CVE-2021-1227 Cisco NX-OS Software NX-API Cross-Site Request Forgery Vulnerability — Cisco NX-OS SoftwareCWE-352 8.1 -2021-02-24
CVE-2021-1351 Cisco Webex Meetings Cross-Site Scripting Vulnerability — Cisco Webex MeetingsCWE-80 6.1 Medium2021-02-17
CVE-2021-1366 Cisco AnyConnect Secure Mobility Client for Windows with VPN Posture (HostScan) Module DLL Hijacking Vulnerability — Cisco AnyConnect Secure Mobility ClientCWE-347 7.8 High2021-02-17
CVE-2021-1372 Cisco Webex Meetings Desktop App and Webex Productivity Tools for Windows Shared Memory Information Disclosure Vulnerability — Cisco Webex Productivity ToolsCWE-202 5.5 Medium2021-02-17
CVE-2021-1378 Cisco StarOS Denial of Service Vulnerability — Cisco ASR 5000 Series SoftwareCWE-400 5.3 Medium2021-02-17
CVE-2021-1412 Cisco Identity Services Engine Sensitive Information Disclosure Vulnerabilities — Cisco Identity Services Engine SoftwareCWE-266 6.5 Medium2021-02-17
CVE-2021-1416 Cisco Identity Services Engine Sensitive Information Disclosure Vulnerabilities — Cisco Identity Services Engine SoftwareCWE-266 6.5 Medium2021-02-17
CVE-2021-1290 Cisco Small Business RV160, RV160W, RV260, RV260P, and RV260W VPN Routers Remote Code Execution Vulnerabilities — Cisco Small Business RV Series Router FirmwareCWE-472 9.8 Critical2021-02-04
CVE-2021-1291 Cisco Small Business RV160, RV160W, RV260, RV260P, and RV260W VPN Routers Remote Code Execution Vulnerabilities — Cisco Small Business RV Series Router FirmwareCWE-472 9.8 Critical2021-02-04
CVE-2021-1292 Cisco Small Business RV160, RV160W, RV260, RV260P, and RV260W VPN Routers Remote Code Execution Vulnerabilities — Cisco Small Business RV Series Router FirmwareCWE-472 9.8 Critical2021-02-04
CVE-2021-1293 Cisco Small Business RV160, RV160W, RV260, RV260P, and RV260W VPN Routers Remote Code Execution Vulnerabilities — Cisco Small Business RV Series Router FirmwareCWE-472 9.8 Critical2021-02-04
CVE-2021-1294 Cisco Small Business RV160, RV160W, RV260, RV260P, and RV260W VPN Routers Remote Code Execution Vulnerabilities — Cisco Small Business RV Series Router FirmwareCWE-472 9.8 Critical2021-02-04
CVE-2021-1295 Cisco Small Business RV160, RV160W, RV260, RV260P, and RV260W VPN Routers Remote Code Execution Vulnerabilities — Cisco Small Business RV Series Router FirmwareCWE-472 9.8 Critical2021-02-04
CVE-2021-1296 Cisco Small Business RV160, RV160W, RV260, RV260P, and RV260W VPN Routers Arbitrary File Write Vulnerabilities — Cisco Small Business RV Series Router FirmwareCWE-36 7.5 High2021-02-04
CVE-2021-1297 Cisco Small Business RV160, RV160W, RV260, RV260P, and RV260W VPN Routers Arbitrary File Write Vulnerabilities — Cisco Small Business RV Series Router FirmwareCWE-36 7.5 High2021-02-04

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.