CVE Tools

Cisco Adaptive Security Appliance (ASA) Software

159 CVEs tracked. 7 of them are in CISA KEV.

This hub aggregates every CVE we track for Cisco Adaptive Security Appliance (ASA) Software, a product in the networking infrastructure space. Use it to gauge the current risk picture and drill into individual advisories.

Cisco Adaptive Security Appliance (ASA) Software CVEs per month

Oct 2024 to Sep 2026. Point at a month, or focus the strip and use the arrow keys.
Cisco Adaptive Security Appliance (ASA) Software CVEs per month
MonthCVEs
2024-1018
2024-112
2024-120
2025-010
2025-020
2025-030
2025-040
2025-051
2025-060
2025-070
2025-0818
2025-091
2025-100
2025-110
2025-120
2026-010
2026-020
2026-030
2026-040
2026-050
2026-060
2026-070
2026-080
2026-090

Severity

How the 159 CVEs score on CVSS. Severity is not exploitation: KEV is counted above.

  • Critical53%
  • High8654%
  • Medium6843%

Latest CVEs

The 15 most recently published vulnerabilities affecting Cisco Adaptive Security Appliance (ASA) Software.

  1. CVE-2025-20363A 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 Softwa...9.0
  2. CVE-2025-20254A vulnerability in the Internet Key Exchange Version 2 (IKEv2) module of Cisco Secure Firewall Adaptive Security Appliance (ASA) Software and Secure Firewall Threat Defense (FTD) Software could all...5.8
  3. CVE-2025-20263Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software Web Services Buffer Overflow Denial of Service Vulnerability8.6
  4. CVE-2025-20253Cisco IOS, IOS XE, Secure Firewall Adaptive Security Appliance, and Secure Firewall Threat Defense Software IKEv2 Denial of Service Vulnerability8.6
  5. CVE-2025-20252A vulnerability in the Internet Key Exchange Version 2 (IKEv2) module of Cisco Secure Firewall Adaptive Security Appliance (ASA) Software and Secure Firewall Threat Defense (FTD) Software could all...5.8
  6. CVE-2025-20251Cisco Secure Firewall Adaptive Security Appliance and Cisco Secure Firewall Threat Defense Software Authenticated Arbitrary File Deletion8.5
  7. CVE-2025-20244Cisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense Software Remote Access VPN Web Server Denial of Service Vulnerability7.7
  8. CVE-2025-20243Cisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense Software Remote Access SSL VPN Denial of Service Vulnerability8.6
  9. CVE-2025-20239A vulnerability in the Internet Key Exchange Version 2 (IKEv2) feature of Cisco IOS Software, IOS XE Software, Secure Firewall Adaptive Security Appliance (ASA) Software, and Secure Firewall Threat...8.6
  10. CVE-2025-20237A vulnerability in Cisco Secure Firewall Adaptive Security Appliance (ASA) Software and Cisco Secure Firewall Threat Defense (FTD) Software could allow an authenticated, local attacker to execute a...6.0
  11. CVE-2025-20238A vulnerability in Cisco Secure Firewall Adaptive Security Appliance (ASA) Software and Cisco Secure Firewall Threat Defense (FTD) Software could allow an authenticated, local attacker to execute a...6.0
  12. CVE-2025-20225A vulnerability in the Internet Key Exchange Version 2 (IKEv2) feature of Cisco IOS Software, IOS XE Software, Secure Firewall Adaptive Security Appliance (ASA) Software, and Secure Firewall Threat...5.8
  13. CVE-2025-20224A vulnerability in the Internet Key Exchange Version 2 (IKEv2) module of Cisco Secure Firewall Adaptive Security Appliance (ASA) Software and Secure Firewall Threat Defense (FTD) Software could all...5.8
  14. CVE-2025-20219Cisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense Software Access Control Bypass Vulnerability5.3
  15. CVE-2025-20136Cisco Adaptive Security Appliance and Firepower Threat Defense Software Network Address Translation DNS Inspection Denial of Service Vulnerability8.6

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