Cisco
Cisco Secure Firewall Threat Defense: vulnerabilidades y CVE
Cisco Secure Firewall Threat Defense tiene 299 vulnerabilidades publicadas, 47 de ellas en los últimos 12 meses. 6 son críticas y 13 figuran en el catálogo de explotación activa de CISA.
CVE299
Últimos 12 meses47
Críticas6
Explotadas activamente13
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🔴 Explotadas activamente (CISA KEV)
| CVE | Severidad | EPSS | Explotación activa | Publicada | Descripción |
|---|---|---|---|---|---|
| CVE-2026-20349 | Alta (8.6) | 1.0% | ⚠ Explotación activa | 11 ago 2026 | This vulnerability is due to insufficient error checking when processing HTTP requests. An attacker could exploit this vulnerability by sending a crafted HTTP request to the Remote Access SSL VPN service on an affected… |
| CVE-2025-20333 | Crítica (9.9) | 71% | ⚠ Explotación activa | 25 sept 2025 | A vulnerability in the VPN web server of Cisco Secure Firewall Adaptive Security Appliance (ASA) Software and Cisco Secure Firewall Threat Defense (FTD) Software could allow an authenticated, remote attacker to execute… |
| CVE-2025-20362 | Alta (8.6) | 87% | ⚠ Explotación activa | 25 sept 2025 | Update: On November 5, 2025, Cisco became aware of a new attack variant against devices running Cisco Secure ASA Software or Cisco Secure FTD Software releases that are affected by CVE-2025-20333 and CVE-2025-20362.… |
| CVE-2024-20481 | Media (5.8) | 16% | ⚠ Explotación activa | 23 oct 2024 | A vulnerability in the Remote Access VPN (RAVPN) service of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to cause a… |
| CVE-2024-20353 | Alta (8.6) | 71% | ⚠ Explotación activa | 24 abr 2024 | A vulnerability in the management and VPN web servers for Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to cause the… |
| CVE-2024-20359 | Media (6) | 19% | ⚠ Explotación activa | 24 abr 2024 | A vulnerability in a legacy capability that allowed for the preloading of VPN clients and plug-ins and that has been available in Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD)… |
| CVE-2020-3259 | Alta (7.5) | 72% | ⚠ Explotación activa | 6 may 2020 | A vulnerability in the web services interface of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to retrieve memory… |
| CVE-2023-44487 | Alta (7.5) | 100% | ⚠ Explotación activa | 10 oct 2023 | The HTTP/2 protocol allows a denial of service (server resource consumption) because request cancellation can reset many streams quickly, as exploited in the wild in August through October 2023. |
| CVE-2023-20269 | Crítica (9.1) | 25% | ⚠ Explotación activa | 6 sept 2023 | A vulnerability in the remote access VPN feature of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to conduct a brute… |
| CVE-2021-44228 | Crítica (10) | 100% | ⚠ Explotación activa | 10 dic 2021 | Apache Log4j2 2.0-beta9 through 2.15.0 (excluding security releases 2.12.2, 2.12.3, and 2.3.1) JNDI features used in configuration, log messages, and parameters do not protect against attacker controlled LDAP and other… |
| CVE-2020-3580 | Media (6.1) | 86% | ⚠ Explotación activa | 21 oct 2020 | Multiple vulnerabilities in the web services interface of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to conduct… |
| CVE-2020-3452 | Alta (7.5) | 100% | ⚠ Explotación activa | 22 jul 2020 | A vulnerability in the web services interface of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to conduct directory… |
| CVE-2018-0296 | Alta (7.5) | 100% | ⚠ Explotación activa | 7 jun 2018 | A vulnerability in the web interface of the Cisco Adaptive Security Appliance (ASA) could allow an unauthenticated, remote attacker to cause an affected device to reload unexpectedly, resulting in a denial of service… |
Últimas vulnerabilidades
| CVE | Severidad | EPSS | Explotación activa | Publicada | Descripción |
|---|---|---|---|---|---|
| CVE-2026-20290 | Media (5.8) | 0.19% | — | 16 sept 2026 | A vulnerability in SSL/TLS certificate parsing in the Snort 2 Detection Engine of Cisco Secure Firewall Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to cause the Snort 2 Detection Engine… |
| CVE-2026-20250 | Alta (8.6) | 0.55% | — | 16 sept 2026 | A vulnerability in Datagram TLS (DTLS) message handling of Cisco Secure Firewall Adaptive Security Appliance (ASA) Software and Cisco Secure Firewall Threat Defense (FTD) Software for Cisco Secure Firewall 3100 Series… |
| CVE-2026-20248 | Media (6.8) | 0.34% | — | 16 sept 2026 | A vulnerability in the DNS over TCP implementation of Cisco Secure Firewall Adaptive Security Appliance (ASA) Software and Cisco Secure Firewall Threat Defense (FTD) Software could allow an unauthenticated, remote… |
| CVE-2026-20222 | Alta (7.4) | 0.17% | — | 16 sept 2026 | A vulnerability in the EIGRP implementation in Cisco Secure Firewall Adaptive Security Appliance (ASA) Software and Cisco Secure Firewall Threat Defense (FTD) Software could allow an unauthenticated, adjacent attacker… |
| CVE-2026-20154 | Alta (8.6) | 0.40% | — | 16 sept 2026 | A vulnerability in the system rate-limiting process for syslog message 419002 of Cisco Secure Firewall Adaptive Security Appliance (ASA) Software and Cisco Secure Firewall Threat Defense (FTD) Software could allow an… |
| CVE-2026-20135 | Alta (8.6) | 0.46% | — | 16 sept 2026 | A vulnerability in the TLS 1.3 implementation in Cisco Secure Firewall Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to cause an affected device to reload unexpectedly, resulting in a… |
| CVE-2026-20120 | Media (5.8) | 0.41% | — | 16 sept 2026 | A vulnerability in the access control list (ACL) Object Group Search (OGS) implementation of Cisco Secure Firewall Adaptive Security Appliance (ASA) Software and Cisco Secure Firewall Threat Defense (FTD) Software could… |
| CVE-2026-20349 | Alta (8.6) | 1.0% | ⚠ Explotación activa | 11 ago 2026 | This vulnerability is due to insufficient error checking when processing HTTP requests. An attacker could exploit this vulnerability by sending a crafted HTTP request to the Remote Access SSL VPN service on an affected… |
| CVE-2026-20012 | Alta (8.6) | 0.35% | — | 25 mar 2026 | A vulnerability in the Internet Key Exchange version 2 (IKEv2) feature of Cisco IOS Software, Cisco IOS XE Software, Cisco Secure Firewall Adaptive Security Appliance (ASA) Software, and Cisco Secure Firewall Threat… |
| CVE-2026-20064 | Media (6.5) | 0.10% | — | 4 mar 2026 | A vulnerability in of Cisco Secure Firewall Threat Defense (FTD) Software could allow an authenticated, local attacker to cause the device to unexpectedly reload, causing a denial of service (DoS) condition. This… |
| CVE-2026-20025 | Media (6.8) | 0.17% | — | 4 mar 2026 | A vulnerability in the OSPF protocol of Cisco Secure Firewall ASA Software and Cisco Secure FTD Software could allow an authenticated, adjacent attacker to cause an affected device to reload unexpectedly, resulting in a… |
| CVE-2026-20024 | Media (5.7) | 0.20% | — | 4 mar 2026 | A vulnerability in the OSPF protocol of Cisco Secure Firewall ASA Software and Cisco Secure FTD Software could allow an authenticated, adjacent attacker to cause an affected device to reload unexpectedly, resulting in a… |
| CVE-2026-20023 | Media (6.5) | 0.16% | — | 4 mar 2026 | A vulnerability in the OSPF protocol of Cisco Secure Firewall Adaptive Security Appliance (ASA) Software and Cisco Secure Firewall Threat Defense (FTD) Software could allow an unauthenticated, adjacent attacker to… |
| CVE-2026-20022 | Media (6.5) | 0.20% | — | 4 mar 2026 | A vulnerability in the OSPF protocol of Cisco Secure Firewall ASA Software and Cisco Secure FTD Software could allow an unauthenticated, adjacent attacker to cause an affected device to reload unexpectedly, resulting in… |
| CVE-2026-20021 | Media (4.3) | 0.21% | — | 4 mar 2026 | A vulnerability in the OSPF protocol of Cisco Secure Firewall Adaptive Security Appliance (ASA) Software and Cisco Secure Firewall Threat Defense (FTD) Software could allow an authenticated, adjacent attacker to exhaust… |
| CVE-2026-20020 | Media (5.7) | 0.26% | — | 4 mar 2026 | A vulnerability in the OSPF protocol of Cisco Secure Firewall ASA Software and Cisco Secure FTD Software could allow an unauthenticated, adjacent attacker to cause an affected device to reload unexpectedly, resulting in… |
| CVE-2026-20016 | Media (6.7) | 0.34% | — | 4 mar 2026 | A vulnerability in the Cisco FXOS Software CLI feature for Cisco Secure Firewall ASA Software and Secure FTD Software could allow an authenticated, local attacker to execute arbitrary commands on the underlying… |
| CVE-2026-20106 | Media (5.3) | 0.33% | — | 4 mar 2026 | A vulnerability in the Remote Access SSL VPN, HTTP management and MUS functionality, of Cisco Secure Firewall Adaptive Security Appliance (ASA) Software and Secure Firewall Threat Defense (FTD) Software could allow an… |
| CVE-2026-20105 | Alta (7.7) | 0.32% | — | 4 mar 2026 | A vulnerability in the Remote Access SSL VPN functionality of Cisco Secure Firewall Adaptive Security Appliance (ASA) Software and Secure Firewall Threat Defense (FTD) Software could allow an authenticated, remote… |
| CVE-2026-20103 | Alta (8.6) | 0.36% | — | 4 mar 2026 | A vulnerability in the Remote Access SSL VPN functionality of Cisco Secure Firewall Adaptive Security Appliance (ASA) Software and Secure Firewall Threat Defense (FTD) Software could allow an unauthenticated, remote… |
| CVE-2026-20102 | Media (6.1) | 0.27% | — | 4 mar 2026 | A vulnerability in the SAML 2.0 single sign-on (SSO) feature of Cisco Secure Firewall ASA Software and Cisco Secure Firewall Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to conduct a… |
| CVE-2026-20101 | Alta (8.6) | 0.36% | — | 4 mar 2026 | A vulnerability in the SAML 2.0 single sign-on (SSO) feature of Cisco Secure Firewall ASA Software and Secure FTD Software could allow an unauthenticated, remote attacker to cause the device to reload unexpectedly,… |
| CVE-2026-20100 | Alta (7.7) | 0.29% | — | 4 mar 2026 | A vulnerability in the LUA interperter of the Remote Access SSL VPN feature of Cisco Secure Firewall Adaptive Security Appliance (ASA) Software and Secure Firewall Threat Defense (FTD) Software could allow an… |
| CVE-2026-20073 | Media (5.8) | 0.40% | — | 4 mar 2026 | A vulnerability in Cisco Secure Firewall Adaptive Security Appliance (ASA) Software and Cisco Secure Firewall Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to send traffic that should be… |
| CVE-2026-20070 | Media (6.1) | 0.27% | — | 4 mar 2026 | This vulnerability is due to improper validation of user-supplied input in HTTP requests. An attacker could exploit this vulnerability by persuading a user to follow a link to a malicious website that is designed to… |
| CVE-2026-20069 | Media (4.3) | 0.28% | — | 4 mar 2026 | A vulnerability in the VPN web services component of Cisco Secure Firewall Adaptive Security Appliance (ASA) Software and Cisco Secure Firewall Threat Defense (FTD) Software could allow an unauthenticated, remote… |
| CVE-2026-20068 | Media (5.8) | 0.43% | — | 4 mar 2026 | Multiple Cisco products are affected by a vulnerability in the Snort 3 detection engine that could allow an unauthenticated, remote attacker to cause the Snort 3 Detection Engine to restart, resulting in an interruption… |
| CVE-2026-20067 | Media (5.8) | 0.47% | — | 4 mar 2026 | This vulnerability is due to incomplete error checking when parsing the Multicast DNS fields of the HTTP header. An attacker could exploit this vulnerability by sending crafted HTTP packets through an established… |
| CVE-2026-20066 | Media (5.8) | 0.47% | — | 4 mar 2026 | Multiple Cisco products are affected by a vulnerability in the Snort 3 Detection Engine that could allow an unauthenticated, remote attacker to cause the Snort 3 Detection Engine to restart, resulting in an interruption… |
| CVE-2026-20065 | Media (5.8) | 0.38% | — | 4 mar 2026 | Multiple Cisco products are affected by a vulnerability in the Snort 3 Detection Engine that could allow an unauthenticated, remote attacker to cause the Snort 3 Detection Engine to restart, resulting in an interruption… |
🎯 Cómo se explota (técnicas ATT&CK)
Número de CVE de esta tecnología asignadas a cada técnica de explotación o de impacto principal.