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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 112 results / 3365 Clear Filters
CVE ID Title CVSS Severity Published
CVE-2024-20304 Cisco IOS XR Software Packet Memory Exhaustion Vulnerability — Cisco IOS XR Software CWE-401 8.6 High 2024-09-11
CVE-2024-20489 Cisco Routed Passive Optical Network Cleartext Password Vulnerability — Cisco IOS XR Software CWE-256 8.4 High 2024-09-11
CVE-2024-20483 Cisco IOS XR PON Controller Command Injection Vulnerabilities — Cisco IOS XR Software CWE-78 7.2 High 2024-09-11
CVE-2024-20406 Cisco IOS XR Software Intermediate System-to-Intermediate System Denial of Service Vulnerability — Cisco IOS XR Software CWE-20 7.4 High 2024-09-11
CVE-2024-20381 Cisco Network Services Orchestrator Configuration Update Authorization Bypass Vulnerability — Cisco IOS XR Software CWE-285 8.8 High 2024-09-11
CVE-2024-20317 Cisco IOS XR Software Layer 2 Services Denial of Service Vulnerability — Cisco IOS XR Software CWE-684 7.4 High 2024-09-11
CVE-2024-20398 Cisco IOS XR Software Local Privilege Escalation Vulnerability — Cisco IOS XR Software CWE-78 8.8 High 2024-09-11
CVE-2024-20390 Cisco IOS XR Software Dedicated XML Agent TCP Denial of Service Vulnerability — Cisco IOS XR Software CWE-940 5.3 Medium 2024-09-11
CVE-2024-20343 Cisco IOS XR Software CLI Arbitrary File Read Vulnerability — Cisco IOS XR Software CWE-284 5.5 Medium 2024-09-11
CVE-2024-20456 Cisco IOS XR 安全漏洞 — Cisco IOS XR Software CWE-732 6.7 Medium 2024-07-10
CVE-2024-20319 Cisco IOS XR 安全漏洞 — Cisco IOS XR Software CWE-284 4.3 Medium 2024-03-13
CVE-2024-20262 Cisco IOS XR 安全漏洞 — Cisco IOS XR Software CWE-269 6.5 Medium 2024-03-13
CVE-2024-20318 Cisco IOS XR 安全漏洞 — Cisco IOS XR Software CWE-20 7.4 High 2024-03-13
CVE-2024-20315 Cisco IOS XR 安全漏洞 — Cisco IOS XR Software CWE-284 5.8 Medium 2024-03-13
CVE-2024-20322 Cisco IOS XR 安全漏洞 — Cisco IOS XR Software CWE-284 5.8 Medium 2024-03-13
CVE-2024-20266 Cisco IOS XR Software 安全漏洞 — Cisco IOS XR Software CWE-476 5.3 Medium 2024-03-13
CVE-2024-20320 Cisco IOS XR 安全漏洞 — Cisco IOS XR Software CWE-266 7.8 High 2024-03-13
CVE-2024-20327 Cisco ASR 9000 安全漏洞 — Cisco IOS XR Software CWE-20 7.4 High 2024-03-13
CVE-2023-20190 Cisco IOS XR 安全漏洞 — Cisco IOS XR Software CWE-264 5.8 Medium 2023-09-13
CVE-2023-20191 Cisco IOS XR 安全漏洞 — Cisco IOS XR Software CWE-284 5.8 Medium 2023-09-13
CVE-2023-20233 Cisco IOS XR 安全漏洞 — Cisco IOS XR Software CWE-476 4.3 Medium 2023-09-13
CVE-2023-20236 Cisco IOS XR 数据伪造问题漏洞 — Cisco IOS XR Software CWE-347 6.7 Medium 2023-09-13
CVE-2023-20135 Cisco IOS XR 安全漏洞 — Cisco IOS XR Software CWE-347 5.7 Medium 2023-09-13
CVE-2023-20049 Cisco IOS XR Software for ASR 9000 Series Routers Bidirectional Forwarding Detection Denial of Service Vulnerability — Cisco IOS XR Software CWE-805 8.6 High 2023-03-09
CVE-2023-20064 Cisco IOS XR Software Bootloader Unauthenticated Information Disclosure Vulnerability — Cisco IOS XR Software CWE-862 4.6 Medium 2023-03-09
CVE-2022-20821 Cisco IOS XR Software Health Check Open Port Vulnerability — Cisco IOS XR Software CWE-200 6.5 Medium 2022-05-26
CVE-2022-20758 Cisco IOS XR Software Border Gateway Protocol Ethernet VPN Denial of Service Vulnerability — Cisco IOS XR Software CWE-399 6.8 Medium 2022-04-15
CVE-2022-20714 Cisco IOS XR Software for ASR 9000 Series Routers Lightspeed-Plus Line Cards Denial of Service Vulnerability — Cisco IOS XR Software CWE-126 8.6 High 2022-04-15
CVE-2021-34771 Cisco IOS XR Software Unauthorized Information Disclosure Vulnerability — Cisco IOS XR Software CWE-201 5.5 Medium 2021-09-09
CVE-2021-34737 Cisco IOS XR Software DHCP Version 4 Server Denial of Service Vulnerability — Cisco IOS XR Software CWE-476 5.8 Medium 2021-09-09

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.