Description
The Dynamic Host Configuration Protocol (DHCP) relay subsystem of Cisco IOS and Cisco IOS XE Software contains a vulnerability that could allow an unauthenticated, remote attacker to execute arbitrary code and gain full control of an affected system.
Recommended action
Apply updates per vendor instructions.
CISA remediation due date for U.S. federal agencies: 24 Mar 2022.
Collected automatically from public sources. Verify affected versions and fixes in the vendor's notice before acting.