ICMP: Echo Choke (echok) Flood Attack
This signature detects the echok.c attack program, which sends a flood of ICMP Echo packets with ICMP Unreachable payload inside. Earlier TCP/IP stacks can have problems handling this flood, and can crash.
srx-branch-12.3
srx-19.3
srx-branch-19.3
vsrx3bsd-19.2
srx-branch-19.4
vsrx-19.4
mx-12.3
mx-19.4
vmx-19.4
mx-19.3
vsrx3bsd-19.4
srx-19.4
vsrx-12.3
vmx-19.3
vsrx-19.2
srx-12.3