Plesk

ModSecurity Atomic rules update or activation fails: modsecurity_ctl failed: Atomic Updater Modified (AUM) Installer (v6.0.0)

Symptoms

Unable to activate Modsecurity with Atomic Standard rules in Tools and Settings > Web Application Firewall:

modsecurity_ctl failed: Atomic Updater Modified (AUM) Installer (v6.0.0)
Package 1:aum-5.0-18502.el7.art.x86_64 already installed and latest version
Nothing to do
To complete installation run:
aum -configure
and to update your rules:
aum -upgrade

Cause

A temporary issue on the Atomic side, which was fixed.

Resolution

  1. Log into Plesk
  2. Activate Modsecurity with Atomic Standard rules again at Tools and Settings > Web Application