Cisco Cisco Adaptive Security Appliance (ASA) Software vulnerabilities
159 published CVEs name Cisco Cisco Adaptive Security Appliance (ASA) Software among the affected products; CISA lists 7 of them as exploited in the wild.
- Published CVEs
- 159
- Last 12 months
- 0
- Critical
- 4
- Known exploited
- 7
Critical 4High 81Medium 74Low 0Not scored 0
CVEs per yearBy the year they were published
- 20187
- 201925
- 202036
- 202119
- 202215
- 202312
- 202425
- 202520
Known exploitedNewest addition to KEV first
- CVE-2024-20481
A vulnerability in the Remote Access VPN (RAVPN) service of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software…
Cisco · Cisco Adaptive Security Appliance (ASA) Software
ExploitedMedium5.8 - CVE-2024-20359
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…
Cisco · Cisco Adaptive Security Appliance (ASA) Software
ExploitedMedium6.0 - CVE-2024-20353
A vulnerability in the management and VPN web servers for Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software…
Cisco · Cisco Adaptive Security Appliance (ASA) Software
ExploitedHigh8.6 - CVE-2020-3259
Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software Web Services Information Disclosure Vulnerability
Cisco · Cisco Adaptive Security Appliance (ASA) Software
ExploitedHigh7.5 - CVE-2023-20269
A vulnerability in the remote access VPN feature of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could…
Cisco · Cisco Adaptive Security Appliance (ASA) Software
ExploitedMedium5.0 - CVE-2020-3580
Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software Web Services Interface Cross-Site Scripting Vulnerabilities
Cisco · Cisco Adaptive Security Appliance (ASA) Software
ExploitedMedium6.1 - CVE-2020-3452
Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software Web Services Read-Only Path Traversal Vulnerability
Cisco · Cisco Adaptive Security Appliance (ASA) Software
ExploitedHigh7.5
Newest CVEs
- CVE-2025-20363
A vulnerability in the web services of Cisco Secure Firewall Adaptive Security Appliance (ASA) Software, Cisco Secure Firewall Threat Defense (FTD) Software,…
Cisco · IOS
Critical9.0 - CVE-2025-20254
A vulnerability in the Internet Key Exchange Version 2 (IKEv2) module of Cisco Secure Firewall Adaptive Security Appliance (ASA) Software and Secure Firewall…
Cisco · Cisco Adaptive Security Appliance (ASA) Software
Medium5.8 - CVE-2025-20263
Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software Web Services Buffer Overflow Denial of Service Vulnerability
Cisco · Cisco Adaptive Security Appliance (ASA) Software
High8.6 - CVE-2025-20253
Cisco IOS, IOS XE, Secure Firewall Adaptive Security Appliance, and Secure Firewall Threat Defense Software IKEv2 Denial of Service Vulnerability
Cisco · Cisco Adaptive Security Appliance (ASA) Software
High8.6 - CVE-2025-20252
A vulnerability in the Internet Key Exchange Version 2 (IKEv2) module of Cisco Secure Firewall Adaptive Security Appliance (ASA) Software and Secure Firewall…
Cisco · Cisco Adaptive Security Appliance (ASA) Software
Medium5.8 - CVE-2025-20251
Cisco Secure Firewall Adaptive Security Appliance and Cisco Secure Firewall Threat Defense Software Authenticated Arbitrary File Deletion
Cisco · Cisco Adaptive Security Appliance (ASA) Software
High8.5 - CVE-2025-20244
Cisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense Software Remote Access VPN Web Server Denial of Service Vulnerability
Cisco · Cisco Adaptive Security Appliance (ASA) Software
High7.7 - CVE-2025-20243
Cisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense Software Remote Access SSL VPN Denial of Service Vulnerability
Cisco · Cisco Adaptive Security Appliance (ASA) Software
High8.6 - CVE-2025-20239
A vulnerability in the Internet Key Exchange Version 2 (IKEv2) feature of Cisco IOS Software, IOS XE Software, Secure Firewall Adaptive Security Appliance…
Cisco · IOS
High8.6 - CVE-2025-20237
A vulnerability in Cisco Secure Firewall Adaptive Security Appliance (ASA) Software and Cisco Secure Firewall Threat Defense (FTD) Software could allow an…
Cisco · Cisco Adaptive Security Appliance (ASA) Software
Medium6.0