This indicates an attack attempt against a Denial of Service Vulnerability in Multiple Products.
The vulnerability is caused by an error when the vulnerable application handles malformed ICMP packets. A remote attacker may be able to exploit this to cause a denial of service condition on affected systems.
Cisco IOS XR Software
Cisco IOS Software
Cisco IOS XE Software
Cisco NX-OS Software
Cisco ASA Software
Cisco StarOS Software
Any product or platform running Junos OS or JUNOSe
Denial of Service: Remote attackers can crash vulnerable systems.
Please refer to the vendor's web site for the suggested workaround.