CVE-2016-6466

Name of the Vulnerable Software and Affected Versions Cisco ASR 5000/5500 Series routers versions 20.0.0 through 21.0.0

Description A vulnerability in the IPsec component could allow an unauthenticated, remote attacker to terminate all active IPsec VPN tunnels and prevent new tunnels from establishing, resulting in a denial of service (DoS) condition.

Recommendations For versions 20.0.0 through 20.2.0, update to version 20.2.3.65026 or later. For version 20.2.3, update to version 20.2.3.65026 or later. For version 21.0.0, update to version 21.0.0.65256 or later.