How can I block TeamViewer using Application Control?
12/30/2022 115 People found this article helpful 407,527 Views
Description
This is a scenario based article of the SonicWall App Control Advanced feature. In this scenario we describe how to block TeamViewer.
Resolution
Resolution for SonicOS 7.X
This release includes significant user interface changes and many new features that are different from the SonicOS 6.5 and earlier firmware. The below resolution is for customers using SonicOS 7.X firmware.
Login to the SonicWall management GUI.
- Click Policy in the top navigation menu.
- Navigate to the Security services |Application Control page.
- Check the box under Enable App Control.
- Click Accept button at the bottom to enable App Control.
- Under Signatures | View Style select REMOTE-ACCESS under Category.
- From the drop-down under Application, select TeamViewer.
- Click Configure button.
- You will see a Warning Message: Application's Block setting is the same as the Category to which it belongs. Your exception may not work as desired. Please double check and update your application's Block settings.Click on OK if your sure that, you have not configured the same on Category Block.
- Select Enable under Block and Log
- Click OK.
Enabling Application Control on zones
- Click Object in the top navigation menu.
- Navigate to Match Objects| Zones.
- Click Configure button under the zone where you want App Control enabled.
- Check Enable App Control Service.
- Click OK.
Resolution for SonicOS 6.5
This release includes significant user interface changes and many new features that are different from the SonicOS 6.2 and earlier firmware. The below resolution is for customers using SonicOS 6.5 firmware.
Login to the SonicWall management GUI.
- Click Manage in the top navigation menu.
- Navigate to the Rules | Advanced Application Control page.
- Check the box under Enable App Control.
- Click Accept button at the bottom to enable App Control.
- Under App Control Advanced | View Style select REMOTE-ACCESS under Category.
- From the drop-down under Application, select TeamViewer.
- Click Configure button.
- You will see a Warning Message: Application's Block setting is the same as the Category to which it belongs. Your exception may not work as desired. Please double check and update your application's Block settings.Click on OK if your sure that, you have not configured the same on Category Block.
- Select Enable under Block and Log
- Click OK .
Enabling Application Control on zones
- Click Manage in the top navigation menu.
- Navigate to Network | Zones.
- Click Configure button under the zone where you want App Control enabled.
- Check Enable App Control Service.
- Click OK .
Resolution for SonicOS 6.2 and Below
The below resolution is for customers using SonicOS 6.2 and earlier firmware. For firewalls that are generation 6 and newer we suggest to upgrade to the latest general release of SonicOS 6.5 firmware.
- Login to the SonicWall management GUI.
- Navigate to the Firewall | App Control Advanced page. In Gen5 TZ devices this page is under Security Services | App Control.
- Check the box under Enable App Control and click Accept button at the top to enable App Control.
- Under App Control Advanced | View Style select REMOTE-ACCESS under Category;
- From the drop-down under Application, select TeamViewer.
- Click on the Configure button and enable Block and Log.
Enabling Application Control on zones
- Navigate to Network | Zones.
- Click Configure button under the zone where you want App Control enabled.
- Check Enable App Control Service.
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