Vulnerabilities in Cisco

3,365 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-2021-34762HIGHCisco Firepower Management Center Software Authenticated Directory Traversal VulnerabilityEPSS 2.0%CVE-2020-3175HIGHCisco MDS 9000 Series Multilayer Switches Denial of Service VulnerabilityEPSS 2.0%CVE-2019-12658HIGHCisco IOS XE Software Filesystem Exhaustion Denial of Service VulnerabilityEPSS 2.0%CVE-2020-3254HIGHCisco Adaptive Security Appliance Software and Firepower Threat Defense Software Media Gateway Control Protocol Denial of Service VulnerabilitiesEPSS 2.0%CVE-2019-15256HIGHCisco Adaptive Security Appliance Software and Firepower Threat Defense Software IKEv1 Denial of Service VulnerabilityEPSS 2.0%CVE-2019-12646HIGHCisco IOS XE Software NAT Session Initiation Protocol Application Layer Gateway Denial of Service VulnerabilityEPSS 2.0%CVE-2019-1957MEDIUMCisco IoT Field Network Director TLS Renegotiation Denial of Service VulnerabilityEPSS 2.0%CVE-2020-3298HIGHCisco Adaptive Security Appliance Software and Firepower Threat Defense Software Malformed OSPF Packets Processing Denial of Service VulnerabilityEPSS 2.0%CVE-2019-1635HIGHCisco IP Phone 7800 Series and 8800 Series Session Initiation Protocol XML Denial of Service VulnerabilityEPSS 2.0%CVE-2019-12698MEDIUMCisco Adaptive Security Appliance Software and Firepower Threat Defense Software WebVPN CPU Denial of Service VulnerabilityEPSS 2.0%CVE-2018-15388HIGHCisco Adaptive Security Appliance Software and Firepower Threat Defense Software WebVPN Denial of Service VulnerabilityEPSS 2.0%CVE-2021-1302HIGHCisco SD-WAN vManage Authorization Bypass VulnerabilitiesEPSS 2.0%CVE-2020-3499HIGHCisco Firepower Management Center Software Denial of Service VulnerabilityEPSS 2.0%CVE-2020-3194HIGHCisco Webex Network Recording Player and Cisco Webex Player Arbitrary Code Execution VulnerabilityEPSS 2.0%CVE-2018-15428—Cisco IOS XR Software Border Gateway Protocol Denial of Service VulnerabilityEPSS 2.0%CVE-2021-1313HIGHCisco IOS XR Software Enf Broker Denial of Service VulnerabilityEPSS 2.0%CVE-2021-1288HIGHCisco IOS XR Software Enf Broker Denial of Service VulnerabilityEPSS 2.0%CVE-2021-1259MEDIUMCisco SD-WAN vManage Software Path Traversal VulnerabilityEPSS 1.9%CVE-2019-1763HIGHCisco IP Phone 8800 Series Authorization Bypass VulnerabilityEPSS 1.9%CVE-2020-3436HIGHCisco Adaptive Security Appliance Software and Firepower Threat Defense Software Web Services File Upload Denial of Service VulnerabilityEPSS 1.9%