CVE-2020-36892

Critical

Description

Eibiz i-Media Server Digital Signage 3.8.0 contains an unauthenticated privilege escalation vulnerability in the updateUser object that allows attackers to modify user roles. Attackers can exploit the /messagebroker/amf endpoint to elevate privileges and take over user accounts by manipulating role settings without authentication.

SeverityCritical

CVSS9.8

Exploit probability—

ProductEibiz I-media Server Digital Signage

PublishedDec 10, 2025

First seenDec 10, 2025

Weakness typeCWE-306Missing authentication for critical function

How to fix

Vendor advisories

zeroscience.mk/en/vulnerabilities/ZSL-2020-5584.php

Affected products

Product	Affected versions	Fixed in
eibiz i-media_server_digital_signage	3.8.0	—

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