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.
Published: 2025-12-10
Score: 9.3 Critical
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Wed, 17 Dec 2025 19:30:00 +0000

Type Values Removed Values Added
CPEs cpe:2.3:a:eibiz:i-media_server_digital_signage:3.8.0:*:*:*:*:*:*:*
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N'}


Thu, 11 Dec 2025 21:45:00 +0000

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

Thu, 11 Dec 2025 19:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

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


Wed, 10 Dec 2025 21:00:00 +0000

Type Values Removed Values Added
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.
Title Eibiz i-Media Server Digital Signage 3.8.0 Unauthenticated User Creation Vulnerability
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'}


Subscriptions

Eibiz I-media Server Digital Signage
cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-04-07T14:05:00.671Z

Reserved: 2025-12-09T11:46:53.451Z

Link: CVE-2020-36894

cve-icon Vulnrichment

Updated: 2025-12-11T15:58:53.348Z

cve-icon NVD

Status : Analyzed

Published: 2025-12-10T21:16:01.743

Modified: 2025-12-17T19:25:23.330

Link: CVE-2020-36894

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2025-12-11T21:38:12Z

Weaknesses