The administrator must ensure SNMP is blocked at all external interfaces.

From Perimeter Router Security Technical Implementation Guide Juniper

Part of SNMP is blocked at all external interfaces

SV-3022r2_rule The administrator must ensure SNMP is blocked at all external interfaces.

Vulnerability discussion

SNMP information can be used to trace the network and reveal networks topology that could enable malicious users to gain access to network devices.

Check content

Review the ingress filter and verify SNMP has been restricted. SNMP operates on the TCP/UDP port 161.

Fix text

The administrator will change the router configuration to block SNMP traffic at the perimeter.

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