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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-2021-1504 Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software Web Services VPN Denial of Service Vulnerabilities — Cisco Adaptive Security Appliance (ASA) SoftwareCWE-787 8.6 High2021-04-29
CVE-2021-1501 Cisco Adaptive Security Appliance Software and Cisco Firepower Threat Defense Software SIP Denial of Service Vulnerability — Cisco Adaptive Security Appliance (ASA) SoftwareCWE-613 8.6 High2021-04-29
CVE-2021-1495 Multiple Cisco Products Snort HTTP Detection Engine File Policy Bypass Vulnerability — Cisco Firepower Threat Defense Software 5.8 Medium2021-04-29
CVE-2021-1493 Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software Web Services Buffer Overflow Denial of Service Vulnerability — Cisco Adaptive Security Appliance (ASA) SoftwareCWE-120 8.5 High2021-04-29
CVE-2021-1489 Cisco Firepower Device Manager Software Filesystem Space Exhaustion Denial of Service Vulnerability — Cisco Firepower Threat Defense SoftwareCWE-400 6.5 -2021-04-29
CVE-2021-1488 Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software for Firepower 1000 and 2100 Series Appliances Command Injection Vulnerability — Cisco Adaptive Security Appliance (ASA) SoftwareCWE-77 6.7 Medium2021-04-29
CVE-2021-1477 Cisco Firepower Management Center Software Policy Vulnerability — Cisco Firepower Management CenterCWE-284 4.3 Medium2021-04-29
CVE-2021-1476 Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software Command Injection Vulnerability — Cisco Adaptive Security Appliance (ASA) SoftwareCWE-78 6.7 Medium2021-04-29
CVE-2021-1458 Cisco Firepower Management Center Software Cross-Site Scripting Vulnerabilities — Cisco Firepower Management CenterCWE-79 4.8 Medium2021-04-29
CVE-2021-1457 Cisco Firepower Management Center Software Cross-Site Scripting Vulnerabilities — Cisco Firepower Management CenterCWE-79 4.8 Medium2021-04-29
CVE-2021-1456 Cisco Firepower Management Center Software Cross-Site Scripting Vulnerabilities — Cisco Firepower Management CenterCWE-79 4.8 Medium2021-04-29
CVE-2021-1455 Cisco Firepower Management Center Software Cross-Site Scripting Vulnerabilities — Cisco Firepower Management CenterCWE-79 4.8 -2021-04-29
CVE-2021-1448 Cisco Firepower Threat Defense Software Command Injection Vulnerability — Cisco Firepower Threat Defense SoftwareCWE-20 7.8 -2021-04-29
CVE-2021-1445 Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software Web Services VPN Denial of Service Vulnerabilities — Cisco Adaptive Security Appliance (ASA) SoftwareCWE-787 8.6 High2021-04-29
CVE-2021-1369 Cisco Firepower Device Manager On-Box Software XML External Entity Vulnerability — Cisco Firepower Threat Defense SoftwareCWE-611 5.4 Medium2021-04-29
CVE-2021-1256 Cisco Firepower Threat Defense Software Command File Overwrite Vulnerability — Cisco Firepower Threat Defense SoftwareCWE-552 6.0 Medium2021-04-29
CVE-2021-1402 Cisco Firepower Threat Defense Software SSL Decryption Policy Denial of Service Vulnerability — Cisco Firepower Threat Defense SoftwareCWE-119 8.6 -2021-04-29
CVE-2021-1404 Clam AntiVirus (ClamAV) Email Parser Denial of Service Vulnerability — ClamAVCWE-20 7.5 High2021-04-08
CVE-2021-1405 Clam AntiVirus (ClamAV) PDF Parser Denial of Service Vulnerability — ClamAVCWE-120 7.5 High2021-04-08
CVE-2021-1252 Clam AntiVirus (ClamAV) Excel XLM Parser Denial of Service Vulnerability — ClamAVCWE-20 7.5 High2021-04-08
CVE-2021-1485 Cisco IOS XR Software Command Injection Vulnerability — Cisco IOS XR SoftwareCWE-88 6.6 Medium2021-04-08
CVE-2021-1480 Cisco SD-WAN vManage Software Vulnerabilities — Cisco SD-WAN SolutionCWE-119 7.8 High2021-04-08
CVE-2021-1479 Cisco SD-WAN vManage Software Vulnerabilities — Cisco SD-WAN SolutionCWE-119 7.8 High2021-04-08
CVE-2021-1475 Cisco Umbrella Link and CSV Formula Injection Vulnerabilities — Cisco Umbrella Insights Virtual ApplianceCWE-1236 6.5 Medium2021-04-08
CVE-2021-1474 Cisco Umbrella Link and CSV Formula Injection Vulnerabilities — Cisco Umbrella Insights Virtual ApplianceCWE-1236 6.5 Medium2021-04-08
CVE-2021-1473 Cisco Small Business RV Series Routers Vulnerabilities — Cisco Small Business RV Series Router FirmwareCWE-119 5.3 Medium2021-04-08
CVE-2021-1472 Cisco Small Business RV Series Routers Vulnerabilities — Cisco Small Business RV Series Router FirmwareCWE-119 5.3 Medium2021-04-08
CVE-2021-1467 Cisco Webex Meetings for Android Avatar Modification Vulnerability — Cisco Webex MeetingsCWE-284 4.3 Medium2021-04-08
CVE-2021-1463 Cisco Unified Intelligence Center Reflected Cross-Site Scripting Vulnerability — Cisco Unified Contact Center ExpressCWE-79 6.1 Medium2021-04-08
CVE-2021-1459 Cisco Small Business RV110W, RV130, RV130W, and RV215W Routers Management Interface Remote Command Execution Vulnerability — Cisco Small Business RV Series Router FirmwareCWE-119 9.8 Critical2021-04-08

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.