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
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CVECVSSEPSSPublishedSummary · affected versions
CVE-2025-20333
In wildKEV
9.9
71%
Sep 25
Cisco Secure Firewall Adaptive Security Appliance (ASA) and Secure Firewall Threat Defense (FTD) Buffer Overflow Vulnerability
Affected: 7.0.0 before 7.0.8.1; 7.1.0 before 7.2.9; 7.3.0 before 7.4.2.4; 7.6.0
CVE-2023-20269
RansomwareIn wildKEV
9.1
27%
Sep 6
Cisco Adaptive Security Appliance and Firepower Threat Defense Unauthorized Access 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-2018-0101
10.0
87%
Jan 29
A vulnerability in the Secure Sockets Layer (SSL) VPN functionality of the Cisco Adaptive Security Appliance (ASA) Software could allow an unauthenticated, remote attacker to…
Affected: 6.0.0; 6.0.1; 6.1.0; 6.2.0; 6.2.1; 6.2.2
CVE-2020-3187
9.1
97%
May 6
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: 6.2.3 before 6.2.3.16; 6.3.0 before 6.3.0.6; 6.4.0 before 6.4.0.8; 6.5.0 before 6.5.0.4
CVE-2025-20363
9.0
7%
Sep 25
A vulnerability in the web services of Cisco Secure Firewall Adaptive Security Appliance (ASA) Software, Cisco Secure Firewall Threat Defense (FTD) Software, Cisco IOS Software,…
Affected: 7.0.0 before 7.0.8; 7.1.0 before 7.2.10; 7.3.0 before 7.4.2.3; 7.7.0 before 7.7.10; 7.6.0
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