AS
Product
Adaptive Security Appliance Software
by Cisco · last CVE Aug 11, 2026
On CISA KEVExploited in the wildRansomware-linked
354
CVEs
14
On KEV
10.0
Max CVSS
0
New 30D
Severity mix
Critical 8High 106Medium 87Low 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: 9.12 before 9.12.4.72; 9.14 before 9.14.4.28; 9.16 before 9.16.4.85; 9.17.0 before 9.17.1.45; 9.18 before 9.18.4.47; 9.19 before 9.19.1.37; +2 more
CVE-2023-20269
RansomwareIn wildKEV
9.1
27%
Sep 6
Cisco Adaptive Security Appliance and Firepower Threat Defense Unauthorized Access Vulnerability
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-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: before 9.1.7.23
CVE-2024-20329
9.9
1%
Oct 23
A vulnerability in the SSH subsystem of Cisco Adaptive Security Appliance (ASA) Software could allow an authenticated, remote attacker to execute operating system commands as root
Affected: 9.17.1; 9.17.1.7; 9.17.1.9; 9.17.1.10; 9.17.1.11; 9.17.1.13; +21 more
CVE-2020-3125
9.8
2%
May 6
A vulnerability in the Kerberos authentication feature of Cisco Adaptive Security Appliance (ASA) Software could allow an unauthenticated, remote attacker to impersonate the…
Affected: 9.8 before 9.8.4.15; 9.9 before 9.9.2.66; 9.10 before 9.10.1.37; 9.12 before 9.12.3.2; 9.13 before 9.13.1.7
CVE-2016-1287
9.8
74%
Feb 11
Buffer overflow in the IKEv1 and IKEv2 implementations in Cisco ASA Software before 8.4(7.30), 8.7 before 8.7(1.18), 9.0 before 9.0(4.38), 9.1 before 9.1(7), 9.2 before 9.2(4.5),…
Affected: 7.2.1; 7.2.1.9; 7.2.1.13; 7.2.1.19; 7.2.1.24; 7.2.2; +34 more
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: 9.6 before 9.6.4.40; 9.8 before 9.8.4.15; 9.9 before 9.9.2.66; 9.10 before 9.10.1.37; 9.12 before 9.12.3.2; 9.13 before 9.13.1.7
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: 9.12 before 9.12.4.72; 9.14 before 9.14.4.28; 9.16 before 9.16.4.84; 9.17.1 before 9.18.4.57; 9.19.1 before 9.19.1.42; 9.20.1 before 9.20.3.16; +2 more
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