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Exploited (KEV)107In CISA KEV
CVSS critical694CVSS 9.0–10.0
CVSS high2793CVSS 7.0–8.9

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355 records in Adaptive Security Appliance Software · all components

Priority CRITICAL 100KEV

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 a…

CVSS 3.1CRITICAL 9.9 Network Low privileges No interaction EPSS 0.72037 Published 2025-09-25 No fix listed CWE-120
Priority CRITICAL 97KEV

Buffer overflow in Cisco Adaptive Security Appliance (ASA) Software through 9.4.2.3 on ASA 5500, ASA 5500-X, ASA Services Module, ASA 1000V, ASAv, Firepower 9300 ASA Security Module, PIX, and FWSM devices allows remote a…

CVSS 3.1HIGH 8.8 Network Low privileges No interaction EPSS 0.87565 Published 2016-08-18 No fix listed CWE-120
Priority CRITICAL 96KEV

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 fo…

CVSS 3.1CRITICAL 9.1 Network No auth No interaction EPSS 0.26623 Published 2023-09-06 No fix listed CWE-288
Priority CRITICAL 94KEV

A vulnerability in the Remote Access SSL VPN service of Cisco Secure Firewall Adaptive Security Appliance (ASA) Software and Cisco Secure Firewall Threat Defense (FTD) Software could allow an unauthenticated, remote atta…

CVSS 3.1HIGH 8.6 Network No auth No interaction EPSS 0.00821 Published 2026-10-28 No fix listed CWE-690
Priority CRITICAL 94KEV

A vulnerability in the Remote Access SSL VPN service for Cisco Secure Firewall Adaptive Security Appliance (ASA) Software and Cisco Secure Firewall Threat Defense (FTD) Software could allow an unauthenticated, remote att…

CVSS 3.1HIGH 8.6 Network No auth No interaction EPSS 0.0101 Published 2026-08-11 No fix listed CWE-244
Priority CRITICAL 94KEV

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.

CVSS 3.1HIGH 8.6 Network No auth No interaction EPSS 0.86688 Published 2025-09-25 No fix listed CWE-862
Priority CRITICAL 94KEV

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 de…

CVSS 3.1HIGH 8.6 Network No auth No interaction EPSS 0.69824 Published 2024-04-24 No fix listed CWE-835
Priority CRITICAL 92

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 tra…

CVSS 3.1CRITICAL 9.1 Network No auth No interaction EPSS 0.96503 Published 2020-05-06 No fix listed CWE-22
Priority CRITICAL 91

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 cause a reload of the affected system or to r…

CVSS 3.0CRITICAL 10.0 Network No auth No interaction EPSS 0.8678 Published 2018-01-29 No fix listed CWE-415
Priority CRITICAL 90KEV

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 tra…

CVSS 3.1HIGH 7.5 Network No auth No interaction EPSS 0.99992 Published 2020-07-22 Fixed in 9.6.4.42, 9.8.4.20 +4 CWE-20
Priority CRITICAL 90KEV

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 conte…

CVSS 3.1HIGH 7.5 Network No auth No interaction EPSS 0.715 Published 2020-05-06 No fix listed CWE-200
Priority CRITICAL 90KEV

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 (Do…

CVSS 3.1HIGH 7.5 Network No auth No interaction EPSS 0.99898 Published 2018-06-07 No fix listed CWE-20
Priority CRITICAL 86KEV

Cross-site scripting (XSS) vulnerability in the WebVPN login page in Cisco Adaptive Security Appliance (ASA) Software allows remote attackers to inject arbitrary web script or HTML via an unspecified parameter, aka Bug I…

CVSS 3.1MEDIUM 6.1 Network No auth User interaction EPSS 0.22558 Published 2014-03-19 No fix listed CWE-79
Priority HIGH 84KEV

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)…

CVSS 3.1MEDIUM 6.0 Local High privileges No interaction EPSS 0.18816 Published 2024-04-24 No fix listed CWE-94
Priority HIGH 84KEV

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 cros…

CVSS 3.1MEDIUM 6.1 Network No auth User interaction EPSS 0.85575 Published 2020-10-21 No fix listed CWE-79
Priority HIGH 83KEV

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 de…

CVSS 3.1MEDIUM 5.8 Network No auth No interaction EPSS 0.15885 Published 2024-10-23 No fix listed CWE-772
Priority HIGH 81

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), 9.3 before 9.3(3.7), 9.4 before 9.4(2.4),…

CVSS 3.0CRITICAL 9.8 Network No auth No interaction EPSS 0.74219 Published 2016-02-11 No fix listed CWE-119
Priority MEDIUM 63

A vulnerability in the web services interface for remote access VPN features of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an authenticated, but unprivi…

CVSS 3.1HIGH 8.8 Network Low privileges No interaction EPSS 0.28737 Published 2022-05-03 No fix listed CWE-266
Priority MEDIUM 52

A vulnerability in the handling of RSA keys on devices running Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to retriev…

CVSS 3.1HIGH 7.5 Network No auth No interaction EPSS 0.18193 Published 2022-08-10 No fix listed CWE-203
TI-2025-14658 CVE-2025-20363 · GHSA-8wv4-73v4-qxp2

Heap-based buffer overflow in Cisco IOS

Priority MEDIUM 51

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, Cisco IOS XE Software, and Cisco IOS XR So…

CVSS 3.1CRITICAL 9.0 Network No auth No interaction EPSS 0.0716 Published 2025-09-25 No fix listed CWE-122
Priority MEDIUM 51

A vulnerability in the Transport Layer Security (TLS) library of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to trigg…

CVSS 3.0HIGH 8.6 Network No auth No interaction EPSS 0.04437 Published 2018-04-19 No fix listed CWE-20
Priority MEDIUM 50

A vulnerability in the web interface of Cisco Adaptive Security Appliance (ASA) Software and Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to cause an affected device to reload u…

CVSS 3.1HIGH 8.6 Network No auth No interaction EPSS 0.03861 Published 2020-10-21 No fix listed CWE-400
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