Description
A vulnerability in the implementation of Internet Key Exchange Version 1 (IKEv1) functionality in Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause an affected device to reload, resulting in a denial-of-service (DoS) condition.
Recommended action
Apply updates per vendor instructions.
CISA remediation due date for U.S. federal agencies: 17 Mar 2022.
Collected automatically from public sources. Verify affected versions and fixes in the vendor's notice before acting.