Update in: 28 October 2020
You can check if you have pending updates and pending security updates.
Add module data to your /etc/pandorafms/pandora_agent.conf
Module data
# System Pending Updates
module_begin
module_name System Pending Updates
module_type generic_data
module_exec apt-get upgrade -s | grep ^Inst | wc -l
module_min 0
module_description System Pending Updates
module_min_warning 10
module_max_warning 15
module_min_critical 16
module_max_critical 1000
module_end
# System Pending Critical Updates
module_begin
module_name Pending Critical Updates
module_type generic_data
module_exec apt-get upgrade -s | grep ^Inst | grep Security | wc -l
module_min 0
module_description Pending Critical Updates
module_min_warning 1
module_max_warning 5
module_min_critical 6
module_max_critical 1000
module_end