Cisco IOS XR Software DVMRP Memory Exhaustion Vulnerability
Vendor: Cisco
Product: IOS XR
Added: 2021-11-03
Due Date: 2022-05-03
Description:
Cisco IOS XR Distance Vector Multicast Routing Protocol (DVMRP) incorrectly handles Internet Group Management Protocol (IGMP) packets. Exploitation could allow an unauthenticated, remote attacker to immediately crash the IGMP process or make it consume available memory and eventually crash.
Required Action:
Apply updates per vendor instructions.
CWEs: