CVE-2020-36892

Eibiz i-Media Server Digital Signage 3.8.0 Unauthenticated Privilege Escalation

Published Dec 10, 2025 CVSS 4.0 · 9.3 Critical EPSS 1.1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
CPEs cpe:2.3:a:eibiz:i-media_server_digital_signage:*:*:*:*:*:*:*:*
Type Values Removed Values Added
CPEs cpe:2.3:a:eibiz:i-media_server_digital_signage:3.8.0:*:*:*:*:*:*:*
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

Type Values Removed Values Added
First Time appeared Eibiz
Eibiz i-media Server Digital Signage
Vendors & Products Eibiz
Eibiz i-media Server Digital Signage
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
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.
Title Eibiz i-Media Server Digital Signage 3.8.0 Unauthenticated Privilege Escalation
Weaknesses CWE-306
References
Metrics cvssV4_0

{'score': 9.3, 'vector': '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'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulnCheck
Published
Updated
Oct 1, 2026, 3:19 PM
Reserved
Dec 9, 2025, 11:46 AM
Status
Analyzed
Published
Dec 10, 2025, 9:16 PM
Modified
Jun 17, 2026, 3:16 AM