CVE-2020-36894

EUVD-2020-30838
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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 68%
Affected Products (NVD)
VendorProductVersion
eibizi-media_server_digital_signage
3.8.0
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
http://www.eibiz.co.th
https://www.exploit-db.com/exploits/48763
https://www.vulncheck.com/advisories/eibiz-i-media-server-digital-signage-unauthenticated-user-creation-vulnerability
https://www.zeroscience.mk/en/vulnerabilities/ZSL-2020-5586.php
https://www.zeroscience.mk/en/vulnerabilities/ZSL-2020-5586.php