You may have heard recently of a 0Day exploit that affects DrayTek routers.
DrayTek have provided update firmware for most router models to address the security issue.
The firmware can be downloaded from https://www.draytek.com/en/download/firmware/
Updated firmware versions listed below:
Vigor120, version 3.8.8.2
Vigor122, version 3.8.8.2
Vigor130, version 3.8.8.2
VigorNIC 132, version 3.8.8.2
Vigor2120 Series, version 3.8.8.2
Vigor2132, version 3.8.8.2
Vigor2133, version 3.8.8.2
Vigor2760D, version 3.8.8.2
Vigor2762, version 3.8.8.2
Vigor2832, version 3.8.8.2
Vigor2860, version 3.8.8
Vigor2862, version 3.8.8.2
Vigor2862B, version 3.8.8.2
Vigor2912, version 3.8.8.2
Vigor2925, version 3.8.8.2
Vigor2926, version 3.8.8.2
Vigor2952, version 3.8.8.2
Vigor3220, version 3.8.8.2
VigorBX2000, version 3.8.8.2
VigorIPPBX2820, version 3.8.8.2
VigorIPPBX3510, version 3.8.8.2
Vigor2830nv2, version 3.8.8.2
Vigor2820, version 3.8.8.2
Vigor2710, version 3.8.8.2
Vigro2110, version 3.8.8.2
Vigro2830sb, version 3.8.8.2
Vigor2850, version 3.8.8.2
Vigor2920, version 3.8.8.2
Kind regards
SnapperNet Support