CVE-2020-36892

9.3 criticalEPSS 1.1%

Critical (9.3) in eibiz i-media server digital signage. EPSS 1.1% chance of exploitation in the next 30 days.

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.

Severity

CVSS 4.0

9.3 critical

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

CVSS 3.1

9.8 critical

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

EPSS: 1.1% chance of exploitation in the next 30 days; higher than 64% of CVEs (scores of 2026-10-31)
CWE: CWE-306
Published: 2025-12-10
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

eibiz:i-media_server_digital_signage

References

http://www.eibiz.co.th
https://www.exploit-db.com/exploits/48774
https://www.vulncheck.com/advisories/eibiz-i-media-server-digital-signage-unauthenticated-privilege-escalation
https://www.zeroscience.mk/en/vulnerabilities/ZSL-2020-5584.php
https://www.exploit-db.com/exploits/48774

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