SCAN: NMAP UDP Scan Initiate
This signature detects Nmap ver 3.45 and higher starting a UDP scan with version mapping (-A option) against a target.
Extended Description
Idle scan is a technique used to execute a stealth scan without exposing the attacker's IP address.
References
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