These vulnerabilities may affect your machine if it receives improper data. To avoid receiving improper data, use the machine on a network protected by a firewall or a router.

Check the affected model list.

Workaround

We recommend using the machine on a network protected by a firewall or a router.

Solution

The supported software will be available soon. Check the affected model list. When the status for your model is listed as "Available", update your machine's firmware to the latest version.

Description

It was discovered that multiple potential vulnerabilities exist in the networking stack used in Brother products. Our investigation shows that the machine operation may stop or a part of the machine’s internal memory may be read if the machine is not protected by a firewall or a router and receives intentionally created improper data. However, data such as the stored data cannot be read.

For more information, see the reference sites below: