Vulnerabilities in Cisco

3,245 results
Vexday analysis

Com 3.204 CVEs catalogadas e 53 confirmadas em exploração ativa pelo CISA KEV, a taxa de exploração dos produtos Cisco está 3,7 vezes acima da média geral do catálogo, o que indica risco operacional significativamente elevado para organizações que dependem dessas tecnologias. Há ainda 199 vulnerabilidades de severidade crítica e 77 com prova de conceito pública disponível, ampliando a superfície de ataque explorável sem necessidade de capacidade ofensiva avançada. O tipo de falha mais recorrente é CWE-20 (validação de entrada inadequada), uma classe de vulnerabilidade frequentemente presente em componentes de rede e que tende a produzir impacto amplo quando explorada. A CVE mais perigosa em exploração ativa neste momento é CVE-2021-1498, com EPSS máximo de 1,0 — indicando probabilidade de exploração extremamente alta —, e deve ser tratada como prioridade imediata em qualquer processo de gestão de patches.

CVE-2021-1498CRITICALCisco HyperFlex HX Command Injection VulnerabilitiesEPSS 100.0%KEVCVE-2020-3452HIGHCisco Adaptive Security Appliance Software and Firepower Threat Defense Software Web Services Read-Only Path Traversal VulnerabilityEPSS 100.0%KEVCVE-2021-1497CRITICALCisco HyperFlex HX Command Injection VulnerabilitiesEPSS 99.9%KEVCVE-2019-1653HIGHCisco Small Business RV320 and RV325 Routers Information Disclosure VulnerabilityEPSS 99.9%KEVCVE-2023-20198CRITICALCisco is providing an update for the ongoing investigation into observed exploitation of the web UI feature in Cisco IOS XE Software. We areEPSS 99.6%KEVCVE-2019-1821HIGHCisco Prime Infrastructure and Evolved Programmable Network Manager Remote Code Execution VulnerabilitiesEPSS 98.1%CVE-2025-20281CRITICALCisco ISE API Unauthenticated Remote Code Execution VulnerabilityEPSS 97.1%KEVCVE-2020-3187CRITICALCisco Adaptive Security Appliance Software and Firepower Threat Defense Software Web Services Path Traversal VulnerabilityEPSS 96.6%CVE-2019-15975CRITICALCisco Data Center Network Manager Authentication Bypass VulnerabilitiesEPSS 96.4%CVE-2019-1652HIGHCisco Small Business RV320 and RV325 Routers Command Injection VulnerabilityEPSS 95.9%KEVCVE-2019-1663CRITICALCisco RV110W, RV130W, and RV215W Routers Management Interface Remote Command Execution VulnerabilityEPSS 95.7%CVE-2019-15976CRITICALCisco Data Center Network Manager Authentication Bypass VulnerabilitiesEPSS 92.8%CVE-2024-20439CRITICALA vulnerability in Cisco Smart Licensing Utility (CSLU) could allow an unauthenticated, remote attacker to log into an affected system by usEPSS 92.1%KEVCVE-2026-20182CRITICALCisco Catalyst SD-WAN Controller Authentication Bypass VulnerabilityEPSS 90.3%KEVCVE-2023-20273HIGHA vulnerability in the web UI feature of Cisco IOS XE Software could allow an authenticated, remote attacker to inject commands with the priEPSS 89.6%KEVCVE-2023-20073MEDIUMCisco RV340, RV340W, RV345, and RV345P Dual WAN Gigabit VPN Routers Arbitrary File Upload VulnerabilityEPSS 88.9%CVE-2020-3243CRITICALMultiple Vulnerabilities in Cisco UCS Director and Cisco UCS Director Express for Big DataEPSS 88.4%CVE-2026-20127CRITICALCisco Catalyst SD-WAN Controller Authentication Bypass VulnerabilityEPSS 88.2%KEVCVE-2020-27131HIGHCisco Security Manager Java Deserialization VulnerabilitiesEPSS 87.7%CVE-2018-15381CRITICALCisco Unity Express Arbitrary Command Execution VulnerabilityEPSS 87.3%