Unable to update Atomic ModSecurity rule-set in Plesk: modsecurity_ctl failed: HTTP Error 404: Not Found

Symptoms

Unable to update Atomic ModSecurity rule-set in Plesk. The following error is shown in Plesk UI:

PLESK_ERROR: Failed to update the ModSecurity rule set: modsecurity_ctl failed: HTTP Error 404: Not Found
Unable to download tortix rule set

OR

PLESK_ERROR: Error: Failed to update the ModSecurity rule set: modsecurity_ctl failed: ('The read operation timed out',)
Unable to download tortix rule set

OR

PLESK_ERROR: Error: Failed to update the ModSecurity rule set: modsecurity_ctl failed: HTTP Error 500: Internal Server Error Unable to download tortix rule set

Cause

A temporary issue on Atomic ModSecurity side.

Resolution

1. Log into Plesk.

2. Go to Plesk > Tools and Settings > Web Application Firewall (ModSecurity), turn off the Web application firewall mode and click the Apply button.

3. Turn it on back again and click the OK button.

4. Rerun Plesk daily task for updating ModSecurity ruleset:

   # plesk daily UpdateModSecurityRuleSet