VULNERABILITY INTELLIGENCE
CVE-2020-3303
CVSS score7.8 HIGH
EPSS probability1.24%
CISA KEVNot currently listed
Published2020-05-06
Last modified2026-08-11
Description
A vulnerability in the Internet Key Exchange version 1 (IKEv1) feature of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition. The vulnerability is due to improper management of system memory. An attacker could exploit this vulnerability by sending malicious IKEv1 traffic to an affected device. A successful exploit could allow the attacker to cause a DoS condition on the affected device.