DIR-850L Firmware Release Notes
=================================

**Note: a factory reset is recommended after upgrading to ensure correct configuration is applied**


Hardware: B1
Firmware: V2.20
Date: 20/09/2017


NOTE:
THE FIRMWARE V2.10WWB03 NEEDS TO BE UPLOADED FIRST AS A TRANSITIONAL FIRMWARE V2.10, BEFORE UPGRADING TO V2.20WWB03.
Upgrade to Firmware V2.10 and then instantly go back into the web user interface and upgrade to Firmware V2.20

Problems Resolved:
1. Fixed the following security issues
- Firmware Protection
- WAN & LAN XSS exploit
- WAN - weak cloud control
- WAN & LAN - Stunnel Private Keys
- WAN & LAN - Nonce brute force for DNS configuration
- Local - WEak file permission and credentials stored in clear text
- Local - DoS attack against some daemons