Tenda AC10 version US_AC10V4.0si_V16.03.10.13_cn was discovered to contain a stack overflow via the src parameter in the function sub_47D878.
https://github.com/l3m0nade/IOTvul/blob/master/sub_47D878.md
https://github.com/l3m0nade/IOTvul/blob/master/assets/sub_47d878_code.png