cisco
348 known vulnerabilities affecting cisco products.
Products
secure_firewall_threat_defense 274
adaptive_security_appliance_software 151
asa_5525-x 41
asa_5555-x 41
asa_5580 39
asa_5512-x 39
asa_5515-x 39
asa_5505 38
asa_5585-x 37
asa_5545-x 33
asa_5550 28
asa_5510 28
secure_firewall_management_center 28
adaptive_security_appliance 27
asa_5520 27
asa_5545-x_firmware 22
asa_5555-x_firmware 22
asa_5580_firmware 22
asa_5505_firmware 22
asa_5515-x_firmware 22
asa_5512-x_firmware 22
asa_5525-x_firmware 22
ios_xe 22
asa_5585-x_firmware 21
Vulnerabilities by priority
| CVE | Priority | EPSS | CVSS | KEV | What |
|---|---|---|---|---|---|
| CVE-2019-12627 | Medium | 1.2% | 7.5 | A vulnerability in the application policy configuration of the Cisco Firepower T… | |
| CVE-2026-20094 | Medium | 1.1% | 8.8 | A vulnerability in the web-based management interface of Cisco IMC could allow a… | |
| CVE-2020-3317 | Medium | 1.0% | 7.5 | A vulnerability in the ssl_inspection component of Cisco Firepower Threat Defens… | |
| CVE-2020-3549 | Medium | 1.0% | 8.1 | A vulnerability in the sftunnel functionality of Cisco Firepower Management Cent… | |
| CVE-2022-20854 | Medium | 0.9% | 7.5 | A vulnerability in the processing of SSH connections of Cisco Firepower Manageme… | |
| CVE-2022-20946 | Medium | 0.9% | 8.6 | A vulnerability in the generic routing encapsulation (GRE) tunnel decapsulation … | |
| CVE-2022-20947 | Medium | 0.9% | 8.6 | A vulnerability in dynamic access policies (DAP) functionality of Cisco Adaptive… | |
| CVE-2023-20006 | Medium | 0.9% | 8.6 | A vulnerability in the hardware-based SSL/TLS cryptography functionality of Cisc… | |
| CVE-2019-12699 | Medium | 0.9% | 7.8 | Multiple vulnerabilities in the CLI of Cisco FXOS Software and Cisco Firepower T… | |
| CVE-2020-3167 | Medium | 0.9% | 7.8 | A vulnerability in the CLI of Cisco FXOS Software and Cisco UCS Manager Software… | |
| CVE-2022-20924 | Medium | 0.8% | 7.7 | A vulnerability in the Simple Network Management Protocol (SNMP) feature of Cisc… | |
| CVE-2026-20223 | Medium | 0.8% | 10.0 | A vulnerability in the access validation of internal REST APIs of Cisco Sec… | |
| CVE-2019-12674 | Medium | 0.8% | 8.2 | Multiple vulnerabilities in the multi-instance feature of Cisco Firepower Threat… | |
| CVE-2023-20244 | Medium | 0.8% | 8.6 | A vulnerability in the internal packet processing of Cisco Firepower Threat Defe… | |
| CVE-2019-12675 | Medium | 0.7% | 8.8 | Multiple vulnerabilities in the multi-instance feature of Cisco Firepower Threat… | |
| CVE-2024-20351 | Medium | 0.7% | 8.6 | A vulnerability in the TCP/IP traffic handling function of the Snort Detection E… | |
| CVE-2026-20274 | Medium | 0.7% | 9.8 | As part of Cisco's ongoing commitment to proactive security and product quality,… | |
| CVE-2023-20107 | Medium | 0.7% | 7.5 | A vulnerability in the deterministic random bit generator (DRBG), also known as … | |
| CVE-2024-20339 | Medium | 0.7% | 8.6 | A vulnerability in the TLS processing feature of Cisco Firepower Threat Defense … | |
| CVE-2023-20083 | Medium | 0.7% | 8.6 | A vulnerability in ICMPv6 inspection when configured with the Snort 2 detection … | |
| CVE-2024-20330 | Medium | 0.7% | 8.6 | A vulnerability in the Snort 2 and Snort 3 TCP and UDP detection engine of Cisco… | |
| CVE-2023-20086 | Medium | 0.7% | 8.6 | A vulnerability in ICMPv6 processing of Cisco Adaptive Security Appliance (ASA) … | |
| CVE-2026-20191 | Medium | 0.6% | 7.5 | A vulnerability in Cisco Catalyst Center could allow an unauthenticated, remote … | |
| CVE-2024-20268 | Medium | 0.6% | 7.7 | A vulnerability in the Simple Network Management Protocol (SNMP) feature of Cisc… | |
| CVE-2023-20095 | Medium | 0.6% | 8.6 | A vulnerability in the remote access VPN feature of Cisco Adaptive Security Appl… | |
| CVE-2025-20127 | Medium | 0.6% | 7.7 | A vulnerability in the TLS 1.3 implementation for a specific cipher for Cisco Se… | |
| CVE-2021-34793 | Medium | 0.6% | 8.6 | A vulnerability in the TCP Normalizer of Cisco Adaptive Security Appliance (ASA)… | |
| CVE-2025-20182 | Medium | 0.5% | 8.6 | A vulnerability in the Internet Key Exchange version 2 (IKEv2) protocol processi… | |
| CVE-2022-20927 | Medium | 0.5% | 7.7 | A vulnerability in the SSL/TLS client of Cisco Adaptive Security Appliance (ASA)… | |
| CVE-2024-20402 | Medium | 0.5% | 8.6 | A vulnerability in the SSL VPN feature for Cisco Adaptive Security Appliance (AS… | |
| CVE-2024-20426 | Medium | 0.5% | 8.6 | A vulnerability in the Internet Key Exchange version 2 (IKEv2) protocol for VPN … | |
| CVE-2024-20494 | Medium | 0.5% | 8.6 | A vulnerability in the TLS cryptography functionality of Cisco Adaptive Security… | |
| CVE-2024-20495 | Medium | 0.5% | 8.6 | A vulnerability in the Remote Access VPN feature of Cisco Adaptive Security Appl… | |
| CVE-2019-12676 | Medium | 0.5% | 7.4 | A vulnerability in the Open Shortest Path First (OSPF) implementation of Cisco A… | |
| CVE-2026-20153 | Medium | 0.5% | 7.5 | As part of Cisco's ongoing commitment to proactive security and product quality,… | |
| CVE-2026-20158 | Medium | 0.5% | 7.5 | As part of Cisco's ongoing commitment to proactive security and product quality,… | |
| CVE-2026-20187 | Medium | 0.5% | 7.5 | As part of Cisco's ongoing commitment to proactive security and product quality,… | |
| CVE-2026-20348 | Medium | 0.5% | 7.5 | A vulnerability in the XAR file format parser of ClamAV could allow an unauthent… | |
| CVE-2025-20160 | Medium | 0.5% | 8.1 | A vulnerability in the implementation of the TACACS+ protocol in Cisco IOS Softw… | |
| CVE-2022-20742 | Medium | 0.4% | 7.4 | A vulnerability in an IPsec VPN library of Cisco Adaptive Security Appliance (AS… | |
| CVE-2024-20408 | Medium | 0.4% | 7.7 | A vulnerability in the Dynamic Access Policies (DAP) feature of Cisco Adaptive S… | |
| CVE-2020-3334 | Medium | 0.4% | 7.4 | A vulnerability in the ARP packet processing of Cisco Adaptive Security Applianc… | |
| CVE-2020-3577 | Medium | 0.4% | 7.4 | A vulnerability in the ingress packet processing path of Cisco Firepower Threat … | |
| CVE-2023-20063 | Medium | 0.4% | 8.2 | A vulnerability in the inter-device communication mechanisms between devices tha… | |
| CVE-2026-20150 | Medium | 0.4% | 8.8 | As part of Cisco's ongoing commitment to proactive security and product quality,… | |
| CVE-2018-0453 | Medium | 0.4% | 8.2 | A vulnerability in the Sourcefire tunnel control channel protocol in Cisco Firep… | |
| CVE-2026-20272 | Medium | 0.4% | 9.8 | As part of Cisco's ongoing commitment to proactive security and product quality,… | |
| CVE-2025-20312 | Medium | 0.4% | 7.7 | A vulnerability in the Simple Network Management Protocol (SNMP) subsystem of Ci… | |
| CVE-2025-20327 | Medium | 0.4% | 7.7 | A vulnerability in the web UI of Cisco IOS Software could allow an authenticated… | |
| CVE-2020-3514 | Medium | 0.4% | 8.2 | A vulnerability in the multi-instance feature of Cisco Firepower Threat Defense … |