Vulnerability in Cisco Secure Firewall Adaptive Security Appliance (Asa) Software
CVE-2026-20014
A vulnerability in the IKEv2 feature of Cisco Secure Firewall ASA Software and Cisco Secure FTD Software could allow an authenticated, remote attacker with valid VPN user credentials to cause a DoS condition on an affected device that may…
EPSS: 0.002 (42.2th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.7 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H.
Affected products
- Cisco Secure Firewall Adaptive Security Appliance (Asa) Software — versions 9.18.1, 9.18.1.3, 9.18.2
- Cisco Secure Firewall Threat Defense (Ftd) Software — versions 7.2.0, 7.2.0.1, 7.2.1
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2026-20014?
- CVE-2026-20014 is a high-severity vulnerability in Cisco Secure Firewall Adaptive Security Appliance (Asa) Software, classified under Missing Release of Memory after Effective Lifetime. CVSS score: 7.7/10. Published 2026-03-04.
- How severe is CVE-2026-20014?
- High severity. CVSS v3 base score is 7.7 out of 10.