CVE-2026-20015 - Cisco Secure Firewall ASA Software and Cisco Secure FTD Software IKEv2 DoS Memory Leak Vulnerability
CVE ID : CVE-2026-20015
Published : March 4, 2026, 5:21 p.m. | 35 minutes ago
Description : A vulnerability in the IKEv2 feature of Cisco Secure Firewall ASA Software and Cisco Secure FTD Software could allow an unauthenticated, remote attacker to cause a DoS condition on an affected device that may impact the availability of services to devices elsewhere in the network. This vulnerability is due to a memory leak when parsing IKEv2 packets. An attacker could exploit this vulnerability by sending crafted IKEv2 packets to an affected device. A successful exploit could allow the attacker to exhaust resources, causing a DoS condition that will eventually require the device to be manually reloaded.
Severity: 0.0 | NA
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Published : March 4, 2026, 5:21 p.m. | 35 minutes ago
Description : A vulnerability in the IKEv2 feature of Cisco Secure Firewall ASA Software and Cisco Secure FTD Software could allow an unauthenticated, remote attacker to cause a DoS condition on an affected device that may impact the availability of services to devices elsewhere in the network. This vulnerability is due to a memory leak when parsing IKEv2 packets. An attacker could exploit this vulnerability by sending crafted IKEv2 packets to an affected device. A successful exploit could allow the attacker to exhaust resources, causing a DoS condition that will eventually require the device to be manually reloaded.
Severity: 0.0 | NA
Visit the link for more details, such as CVSS details, affected products, timeline, and more...