SF
Product
Secure Firewall Threat Defense
by Cisco · last CVE Aug 11, 2026
On CISA KEVExploited in the wildRansomware-linked
274
CVEs
11
On KEV
10.0
Max CVSS
0
New 30D
Severity mix
Critical 5High 138Medium 130Low 1
Watch

Add Secure Firewall Threat Defense to your stack to get only the CVEs that touch what you run.

CVECVSSEPSSPublishedSummary · affected versions
CVE-2020-3580
RansomwareIn wildKEV
6.1
86%
Oct 21
Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software Web Services Interface Cross-Site Scripting Vulnerabilities
Affected: before 6.4.0.12; 6.5.0 before 6.6.4; 6.7.0 before 6.7.0.2
CVE-2024-20359
In wildKEV
6.0
19%
Apr 24
Cisco ASA and FTD Privilege Escalation Vulnerability
Affected: 6.2.3; 6.2.3.1; 6.2.3.2; 6.2.3.3; 6.2.3.4; 6.2.3.5; +34 more
CVE-2024-20481
In wildKEV
5.8
16%
Oct 23
Cisco ASA and FTD Denial-of-Service Vulnerability
Affected: 6.2.3; 6.2.3.1; 6.2.3.2; 6.2.3.3; 6.2.3.4; 6.2.3.5; +34 more
CVE-2026-20025
6.8
0%
Mar 4
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…
Affected: 6.4.0 before 7.0.9; 7.1.0 before 7.2.11; 7.3.0 before 7.4.3; 7.6.0 before 7.6.4; 7.7.0 before 7.7.11
CVE-2026-20050
6.8
0%
Mar 4
Cisco Secure Firewall Threat Defense Decryption Policy Denial of Service Vulnerability
Affected: 7.1.0 before 7.2.11; 7.3.0 before 7.4.4; 7.6.0 before 7.6.4; 7.7.0 before 7.7.11
CVE-2022-20826
6.8
0%
Nov 15
A vulnerability in the secure boot implementation of Cisco Secure Firewalls 3100 Series that are running Cisco Adaptive Security Appliance (ASA) Software or Cisco Firepower Threat…
Affected: 7.1.0.0; 7.2.0.0; 7.2.0.1
CVE-2018-15399
6.8
2%
Oct 5
A vulnerability in the TCP syslog module of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated,…
Affected: 6.2.0
CVE-2018-15390
6.8
1%
Oct 5
A vulnerability in the FTP inspection engine of Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to cause an affected device to…
Affected: 6.2.3.0 through 6.2.3.4
CVE-2026-20016
6.7
0%
Mar 4
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…
Affected: 6.4.0 before 7.0.9; 7.1.0 before 7.2.11; 7.3.0 before 7.4.3; 7.6.0 before 7.6.4; 7.7.0 before 7.7.11
CVE-2024-20485
6.7
0%
Oct 23
A vulnerability in the VPN web server of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an authenticated, local…
Affected: 6.2.3; 6.2.3.1; 6.2.3.2; 6.2.3.3; 6.2.3.4; 6.2.3.5; +34 more
CVE-2024-20358
6.7
1%
Apr 24
A vulnerability in the Cisco Adaptive Security Appliance (ASA) restore functionality that is available in Cisco ASA Software and Cisco Firepower Threat Defense (FTD) Software…
Affected: 6.2.3; 6.2.3.1; 6.2.3.2; 6.2.3.3; 6.2.3.4; 6.2.3.5; +34 more
CVE-2022-20934
6.7
0%
Nov 15
A vulnerability in the CLI of Cisco Firepower Threat Defense (FTD) Software and Cisco FXOS Software could allow an authenticated, local attacker to execute arbitrary commands on…
Affected: 6.1.0 through 6.1.0.7; 6.2.0 through 6.2.0.6; 6.2.2 through 6.2.2.5; 6.2.3 through 6.2.3.18; 6.3.0 through 6.3.0.5; 6.4.0 through 6.4.0.15; +18 more
CVE-2021-1488
6.7
0%
Apr 29
A vulnerability in the upgrade process of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an authenticated, local…
Affected: 6.5.0 before 6.6.4; 6.7.0 before 6.7.0.2
CVE-2021-1476
6.7
0%
Apr 29
A vulnerability in the CLI of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an authenticated, local attacker to…
Affected: 6.5.0 before 6.6.4; 6.7.0 before 6.7.0.2
CVE-2020-3514
6.7
0%
Oct 21
A vulnerability in the multi-instance feature of Cisco Firepower Threat Defense (FTD) Software could allow an authenticated, local attacker to escape the container for their Cisco…
Affected: 6.3.0 before 6.3.0.6; 6.4.0 before 6.4.0.10; 6.5.0 before 6.5.0.5; 6.6.0
CVE-2020-3458
6.7
0%
Oct 21
Multiple vulnerabilities in the secure boot process of Cisco Adaptive Security Appliance (ASA) Software and Firepower Threat Defense (FTD) Software for the Firepower 1000 Series…
Affected: through 6.2.2; 6.3.0 before 6.3.0.6; 6.4.0 before 6.4.0.10; 6.5.0 before 6.5.0.5; 6.6.0
CVE-2020-3253
6.7
0%
May 6
A vulnerability in the support tunnel feature of Cisco Firepower Threat Defense (FTD) Software could allow an authenticated, local attacker to access the shell of an affected…
Affected: before 6.5.0
CVE-2020-3166
6.7
0%
Feb 26
A vulnerability in the CLI of Cisco FXOS Software could allow an authenticated, local attacker to read or write arbitrary files on the underlying operating system (OS)
Affected: 6.2.2 before 6.2.3.16; 6.3.0 before 6.5.0.3
CVE-2019-12694
6.7
1%
Oct 2
A vulnerability in the command line interface (CLI) of Cisco Firepower Threat Defense (FTD) Software could allow an authenticated, local attacker with administrative privileges to…
Affected: before 6.3.0.5; 6.4.0 before 6.4.0.4
CVE-2026-20064
6.5
0%
Mar 4
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…
Affected: 6.2.3; 6.4.0; 6.4.0.1; 6.4.0.2; 6.4.0.3; 6.4.0.4; +34 more
CVE-2026-20023
6.5
0%
Mar 4
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…
Affected: 6.4.0; 6.4.0.1; 6.4.0.2; 6.4.0.3; 6.4.0.4; 6.4.0.5; +34 more
CVE-2026-20022
6.5
0%
Mar 4
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…
Affected: 6.4.0; 6.4.0.1; 6.4.0.2; 6.4.0.3; 6.4.0.4; 6.4.0.5; +34 more
CVE-2022-20927
6.5
1%
Nov 15
A vulnerability in the SSL/TLS client of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an authenticated, remote…
Affected: 6.5.0 through 6.5.0.5; 6.7.0 through 6.7.0.3; 6.6.0; 6.6.0.1; 6.6.1; 6.6.3; +3 more
CVE-2022-20924
6.5
1%
Nov 15
A vulnerability in the Simple Network Management Protocol (SNMP) feature of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software…
Affected: 6.6.0; 6.6.0.1; 6.6.1; 6.6.3; 6.6.4; 6.6.5; +18 more
CVE-2022-20922
6.5
1%
Nov 15
Multiple vulnerabilities in the Server Message Block Version 2 (SMB2) processor of the Snort detection engine on multiple Cisco products could allow an unauthenticated, remote…
Affected: 7.1.0; 7.1.0.1; 7.1.0.2; 7.2.0; 7.2.0.1
CVE-2021-40125
6.5
1%
Oct 27
A vulnerability in the Internet Key Exchange Version 2 (IKEv2) implementation of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software…
Affected: before 6.4.0.13; 6.6.0 before 6.6.5; 6.7.0 before 6.7.0.3; 7.0.0 before 7.0.1
CVE-2020-3578
6.5
1%
Oct 21
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,…
Affected: 6.4.0 before 6.4.0.10
CVE-2019-12700
6.5
2%
Oct 2
A vulnerability in the configuration of the Pluggable Authentication Module (PAM) used in Cisco Firepower Threat Defense (FTD) Software, Cisco Firepower Management Center (FMC)…
Affected: through 6.1.0; 6.2.0 before 6.2.3.14; through 6.1.0; 6.2.0 before 6.2.2.5; 6.2.3 before 6.2.3.7
CVE-2019-1695
6.5
1%
May 3
A vulnerability in the detection engine of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated,…
Affected: 6.2.1 before 6.2.3.12; 6.3.0 before 6.3.0.3
CVE-2019-1693
6.5
2%
May 3
A vulnerability in the WebVPN service of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an authenticated, remote…
Affected: 6.2.1 before 6.2.3.12; 6.3.0 before 6.3.0.3
CVE-2026-20102
6.1
0%
Mar 4
Cisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense Software SAML Reflected Cross-Site Scripting Vulnerability
Affected: 7.0.0 before 7.0.9; 7.1.0 before 7.2.11; 7.4.0 before 7.4.3; 7.6.0 before 10.0.0
CVE-2026-20070
6.1
0%
Mar 4
Cisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense Software VPN Web Services Cross-Site Scripting Vulnerability
Affected: 6.4.0; 6.4.0.1; 6.4.0.2; 6.4.0.3; 6.4.0.4; 6.4.0.5; +34 more
CVE-2024-20382
6.1
0%
Oct 23
A vulnerability in the VPN web client services feature of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an…
Affected: 6.2.3.1; 6.2.3.2; 6.2.3.3; 6.2.3.4; 6.2.3.5; 6.2.3.6; +34 more
CVE-2024-20341
6.1
0%
Oct 23
A vulnerability in the VPN web client services feature of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an…
Affected: 6.2.3; 6.2.3.1; 6.2.3.2; 6.2.3.3; 6.2.3.4; 6.2.3.5; +34 more
CVE-2023-20264
6.1
0%
Nov 1
A vulnerability in the implementation of Security Assertion Markup Language (SAML) 2.0 single sign-on (SSO) for remote access VPN in Cisco Adaptive Security Appliance (ASA)…
Affected: 7.2.4
CVE-2022-20713
6.1
2%
Aug 10
A vulnerability in the VPN web client services component of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an…
Affected: 6.2.3; 6.2.3.1; 6.2.3.2; 6.2.3.3; 6.2.3.4; 6.2.3.5; +34 more
CVE-2021-34764
6.1
1%
Oct 27
Multiple vulnerabilities in the web-based management interface of Cisco Firepower Management Center (FMC) Software could allow an attacker to execute a cross-site scripting (XSS)…
Affected: before 6.4.0.13; 6.5.0 before 6.6.5; 6.7.0 before 6.7.0.3
CVE-2020-3583
6.1
1%
Oct 21
Multiple vulnerabilities in the web services interface of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an…
Affected: 6.4.0 before 6.4.0.10
CVE-2020-3582
6.1
1%
Oct 21
Multiple vulnerabilities in the web services interface of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an…
Affected: 6.4.0 before 6.4.0.10
CVE-2020-3581
6.1
1%
Oct 21
Multiple vulnerabilities in the web services interface of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an…
Affected: 6.4.0 before 6.4.0.10
CVE-2019-12695
6.1
1%
Oct 2
A vulnerability in the Clientless SSL VPN (WebVPN) portal of Cisco Adaptive Security Appliance (ASA) and Cisco Firepower Threat Defense (FTD) Software could allow an…
Affected: before 6.2.3.15; 6.3.0 before 6.3.0.5; 6.4.0 before 6.4.0.6
CVE-2026-20017
6.0
0%
Mar 4
Cisco Secure FTD Software Authenticated Command Injection Vulnerability
Affected: 6.4.0 through 6.4.0.18; 7.0.0 through 7.0.8.1; 7.1.0 through 7.1.0.3; 7.2.0 through 7.2.10; 7.3.0 through 7.3.1.2; 7.4.0 through 7.4.3; +3 more
CVE-2026-20008
6.0
0%
Mar 4
Cisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense Software Lua Code Injection Vulnerability
Affected: 6.4.0 before 7.0.9; 7.1.0 before 7.2.11; 7.3.0 before 7.4.3; 7.6.0 before 7.6.4; 7.7.0 before 7.7.11
CVE-2021-34761
6.0
0%
Oct 27
A vulnerability in Cisco Firepower Threat Defense (FTD) Software could allow an authenticated, local attacker to overwrite or append arbitrary data to system files using…
Affected: 6.4.0 before 6.4.0.13; 6.6.0 before 6.6.5; 6.7.0 before 6.7.0.3; 7.0.0 before 7.0.1
CVE-2021-1256
6.0
1%
Apr 29
A vulnerability in the CLI of Cisco Firepower Threat Defense (FTD) Software could allow an authenticated, local attacker to overwrite files on the file system of an affected…
Affected: through 6.4.0; 6.6.0 before 6.6.4
CVE-2024-20331
5.9
1%
Oct 23
A vulnerability in the session authentication functionality of the Remote Access SSL VPN feature of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat…
Affected: 6.2.3; 6.2.3.1; 6.2.3.2; 6.2.3.3; 6.2.3.4; 6.2.3.5; +34 more
CVE-2023-20081
5.9
1%
Mar 23
A vulnerability in the IPv6 DHCP (DHCPv6) client module of Cisco Adaptive Security Appliance (ASA) Software, Cisco Firepower Threat Defense (FTD) Software, Cisco IOS Software, and…
Affected: 9.8.1; 9.8.1.5; 9.8.1.7; 9.8.2; 9.8.2.8; 9.8.2.14; +34 more
CVE-2017-3887
5.9
1%
Apr 7
A vulnerability in the detection engine that handles Secure Sockets Layer (SSL) packets for Cisco Firepower System Software could allow an unauthenticated, remote attacker to…
Affected: 6.0.1; 6.1.0; 6.2.0
CVE-2026-20073
5.8
0%
Mar 4
Cisco Secure Firewall Adaptive Security Appliance Software and Cisco Secure Firewall Threat Defense Software Access Control List Bypass Vulnerability
Affected: 6.4.0; 6.4.0.1; 6.4.0.2; 6.4.0.3; 6.4.0.4; 6.4.0.5; +34 more
CVE-2026-20068
5.8
0%
Mar 4
Multiple Cisco Products Snort 3 TBD Denial of Service Vulnerability
Affected: 7.2.4; 7.2.4.1; 7.2.5; 7.2.5.1; 7.2.5.2; 7.2.6; +22 more
Page 1 of 3 · 130 total