Description
Format string vulnerability in the Link Layer Discovery Protocol (LLDP) subsystem of Cisco IOS Software, Cisco IOS XE Software, and Cisco IOS XR Software could allow an unauthenticated, adjacent attacker to cause a denial of service (DoS) condition or execute arbitrary code with elevated privileges on an affected device.
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.