Cisco · Adaptive Security Appliance (ASA) and Firepower Threat Defense (FTD)
Cisco ASA and FTD Denial-of-Service Vulnerability
Cisco Adaptive Security Appliance (ASA) and Firepower Threat Defense (FTD) contain a missing release of resource after effective lifetime vulnerability that could allow an unauthenticated, remote attacker to cause a denial-of-service (DoS) of the RAVPN service.
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
Vulnerability data triggers these controls during assessment and continuous monitoring.