CVE-2020-36892

CRITICAL

Eibiz i-Media Server Digital Signage 3.8.0 - Privilege Escalation

Title source: llm

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.

Exploits (1)

exploitdb WORKING POC

by LiquidWorm · pythonwebappshardware

https://www.exploit-db.com/exploits/48774

View Code ZIP pw:eip

References (4)

[Broken Link] http://www.eibiz.co.th

[Exploit, Third Party Advisory, VDB Entry] https://www.exploit-db.com/exploits/48774

[Third Party Advisory] https://www.vulncheck.com/advisories/eibiz-i-media-server-digital-signage-unauthenticated-privilege-escalation

[Exploit, Third Party Advisory] https://www.zeroscience.mk/en/vulnerabilities/ZSL-2020-5584.php

Scores

CVSS v3 9.8

EPSS 0.0060

EPSS Percentile 69.6%

Attack Vector NETWORK

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

Details

CWE

CWE-306

Status published

Products (2)

eibiz/i-media_server_digital_signage 3.8.0

EIBIZ Co.,Ltd./i-Media Server Digital Signage < 3.8.0

Published Dec 10, 2025

Tracked Since Feb 18, 2026