How to Check If Log4j Is Installed on My Server?

Introduction

Referring to the Critical vulnerability in Apache Log4j library, about which you can read in the link below will show a simple script with which we will be able to diagnose whether there is on our system.

How check this ?

  • Download script and run
##For Ubuntu
root@master:/home/ozyrys# wget
root@master:/home/ozyrys# chmod +x
root@master:/home/ozyrys# ./
##For CentOS
root@master:/home/ozyrys# wget
root@master:/home/ozyrys# chmod +x
root@master:/home/ozyrys# ./

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Maciej

DevOps Consultant. I’m strongly focused on automation, security, and reliability.