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Knowledge Base

Comodo ModSecurity ruleset is not updated in Plesk: Failed to download the Comodo rule set

 
apachefirewallforumsgohttps

Symptoms

The following error is displayed on the Home page in Plesk:

Failed to update the ModSecurity rule set. Details

The following error is shown if clicking on the Details link:

Failed to update the ModSecurity rule set: modsecurity_ctl failed: Failed to download the Comodo rule set. The issue is on the waf.comodo.com side and we will alert them. You can also report the issue yourself on the Comodo forum - https://forums.comodo.com/free-modsecurity-rules-comodo-web-application-firewall-b223.0/ It might help fixing the issue earlier. For now, select the Atomic Standard rule set and try switching back to Comodo tomorrow.

Cause

The resource from which Comodo ruleset is updated - https://waf.comodo.com/ - is not accessible.

Resolution

The issue is on Comodo side and has already been reported to Comodo Support Team.

Untill the issue will be fixed apply one of the workarounds below:

Switch ModSecurtiy to other available ruleset

  1. Log into Plesk.
  2. Go to Tools & Settings > Web Application Firewall (ModSecurity) > Settings tab.
  3. Select any other ruleset except Comodo.
  4. Press the OK button to apply the changes.

Switch ModSecuriy to run on Apache

  1. Log into Plesk.
  2. Go to Tools & Settings > Web Application Firewall (ModSecurity) > Settings tab.
  3. From the drop-down menu Run rules on select Apache (ModSecurity 2.9).
  4. Press the OK button to apply the changes.
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