SNMP

Simple Network Management Protocol - Port 161/162

• Uses UDP

• Port 161 for sending SNMP requests.

• Port 162 for receiving SNMP notifications (Traps and InformRequests)

MIBs

Installation

sudo pacman -Sy snmp-mibs-downloader

Enumeration

SNMP System Description

nmap -script snmp-sysdescr -script-args snmpcommunity=admin 192.168.1.1

Install snmpwalk

sudo pacman -Sy net-snmp

Install onesixtyone

yay -S onesixtyone-git 

Full Enumeration

snmpwalk -v 2c -c public 10.10.10.92

Scan SNMP on an IP

snmpwalk -v 2c -c public 10.129.42.253 1.3.6.1.2.1.1.5.0

Enumerate Process

snmpbulkwalk -v2c -c public 10.10.10.92 hrSWRunName

Enumerate within processes

snmpbulkwalk -v2c -c public 10.10.10.92 hrSWRunTable | grep <PID>

Enumerate Interfaces

snmpbulkwalk -v2c -c public 10.10.10.92 ipAddressType

Brute force Secret String

onesixtyone -c dict.txt 10.129.42.254