Vulnerabilities in Cisco

3,214 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-2021-34724MEDIUMCisco IOS XE SD-WAN Software Privilege Escalation VulnerabilityEPSS 0.3%CVE-2025-20247MEDIUMA vulnerability in Cisco Webex could allow an unauthenticated, remote attacker to conduct a cross-site scripting (XSS) attack. A vulnerabEPSS 0.3%CVE-2024-20434MEDIUMA vulnerability in Cisco IOS XE Software could allow an unauthenticated, adjacent attacker to cause a denial of service (DoS) condition on tEPSS 0.3%CVE-2025-20246MEDIUMA vulnerability in Cisco Webex could allow an unauthenticated, remote attacker to conduct a cross-site scripting (XSS) attack. A vulnerabEPSS 0.3%CVE-2023-20056MEDIUMCisco Access Point Software Denial of Service VulnerabilityEPSS 0.3%CVE-2024-20313HIGHA vulnerability in the OSPF version 2 (OSPFv2) feature of Cisco IOS XE Software could allow an unauthenticated, adjacent attacker to cause aEPSS 0.3%CVE-2019-15962MEDIUMCisco TelePresence Collaboration Endpoint Software Arbitrary File Write VulnerabilityEPSS 0.3%CVE-2021-1219HIGHCisco Smart Software Manager Satellite Static Credential VulnerabilityEPSS 0.3%CVE-2025-20123MEDIUMCisco Crosswork Network Controller Stored Cross-Site Scripting VulnerabilityEPSS 0.3%CVE-2021-1371MEDIUMCisco IOS XE SD-WAN Software Console Privilege Escalation VulnerabilityEPSS 0.3%CVE-2021-34700MEDIUMCisco SD-WAN vManage Software Information Disclosure VulnerabilityEPSS 0.3%CVE-2026-20220MEDIUMCisco Crosswork Network Controller Remote Code Execution VulnerabilityEPSS 0.3%CVE-2022-20762HIGHCisco Ultra Cloud Core - Subscriber Microservices Infrastructure Privilege Escalation VulnerabilityEPSS 0.3%CVE-2026-20020MEDIUMA vulnerability in the OSPF protocol of Cisco Secure Firewall ASA Software and Cisco Secure FTD Software could allow an unauthenticated, adjEPSS 0.3%CVE-2019-1728MEDIUMCisco FXOS and NX-OS Software Secure Configuration Bypass VulnerabilityEPSS 0.3%CVE-2023-20050MEDIUMCisco NX-OS Software CLI Command Injection VulnerabilityEPSS 0.3%CVE-2024-20319MEDIUMA vulnerability in the UDP forwarding code of Cisco IOS XR Software could allow an unauthenticated, adjacent attacker to bypass configured mEPSS 0.3%CVE-2025-20377MEDIUMCisco Unified Intelligence Center API Information Disclosure VulnerabilityEPSS 0.3%CVE-2024-20265MEDIUMA vulnerability in the boot process of Cisco Access Point (AP) Software could allow an unauthenticated, physical attacker to bypass the CiscEPSS 0.2%CVE-2021-1426HIGHCisco AnyConnect Secure Mobility Client for Windows DLL and Executable Hijacking VulnerabilitiesEPSS 0.2%