| Package | Affected versions | Patched versions |
|---|---|---|
| adaptive security appliance | < 9.6.4.36 | 9.6.4.36 |
| secure firewall threat defense | ≥ 6.4.0, < 6.4.0.6< 6.3.0.5 | 6.4.0.66.3.0.5 |
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.
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