CVE-2020-36894: critical vulnerability in EIBIZ Co.,Ltd. i-Media Server Digital Signage
Eibiz i-Media Server Digital Signage 3.8.0 Unauthenticated User Creation Vulnerability
Published · Updated
E-mail alert when it lands in KEV, gets a public PoC or its score goes up.
28Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 9.3epss 0.8%
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.
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
Affected products
EIBIZ Co.,Ltd. · i-Media Server Digital SignageRelated CVEs — EIBIZ Co.,Ltd. i-Media Server Digital Signage
In the same product, most dangerous first.
CVE-2020-36893HIGHEibiz i-Media Server Digital Signage 3.8.0 Directory Traversal VulnerabilityEPSS 1.7%CVE-2020-36892CRITICALEibiz i-Media Server Digital Signage 3.8.0 Unauthenticated Privilege EscalationEPSS 1.1%CVE-2020-36895HIGHEIBIZ i-Media Server Digital Signage 3.8.0 Unauthenticated Configuration DisclosureEPSS 0.8%