CVE-2020-36894

High

Description

Eibiz i-Media Server Digital Signage 3.8.0 contains an authentication bypass vulnerability that allows unauthenticated attackers to create admin users through AMF-encoded object manipulation. Attackers can send crafted serialized objects to the /messagebroker/amf endpoint to create administrative users without authentication, bypassing security controls.

SeverityHigh

CVSS7.5

Exploit probability57. percentile0.8%

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-2020-5586.php

Affected products

Product	Affected versions	Fixed in
eibiz i-media_server_digital_signage	3.8.0	—

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