UDP Port 162 – SNMP Trap (Asynchronous Notifications)

About UDP Port 162

Port 162 is registered with the Internet Assigned Numbers Authority (IANA) for snmptrap. The IANA description reads: ‘SNMPTRAP’. This port appears in 5 IDS rules and does not have notable malware activity indicators in our data.

IDS Rule References

5 IDS / security rules reference UDP port 162. Presence in IDS rules does not mean traffic on this port is malicious. These are patterns security tools monitor.

Rule categories (top 2): misc-attack (3), attempted-recon (2).

Sample rule descriptions for UDP port 162:

• PROTOCOL-SNMP community string buffer overflow attempt
• PROTOCOL-SNMP broadcast trap
• PROTOCOL-SNMP trap udp
• PROTOCOL-SNMP community string buffer overflow attempt with evasion
• PROTOCOL-SNMP PROTOS test-suite-trap-app attempt

Data Sources

This information is compiled from: IANA Service Name and Transport Protocol Port Number Registry and Snort Community Rules (GPLv2).