Dear Grandstream Customers,
Firmware 220.127.116.11 for UCM6102/6104/6108/6116 is released as official. Here is the link for the release notes:
This firmware contains important security fix. Please upgrade your UCM61xx to 18.104.22.168 immediately for security purpose. Here is the security bulletin:
After upgrading, please make sure to change web access passwords for ALL users in UCM web UI->Maintenance->User Management page, which includes super admin, admin and consumer users. It’s also highly recommended to change the username to be different from the previous username. If any unknown user exists in User Management page, please remove it immediately.
The firmware information and release notes can be downloaded from:
Please contact us should you have any issues. Thank you for your support for Grandstream products.
Grandstream Networks, Inc.