CVE-2020-36902

critical

Description

UBICOD Medivision Digital Signage 1.5.1 contains an authorization bypass vulnerability that allows normal users to escalate privileges by manipulating the 'ft[grp]' parameter. Attackers can send a GET request to /html/user with 'ft[grp]' set to integer value '3' to gain super admin rights without authentication.

References

https://www.zeroscience.mk/en/vulnerabilities/ZSL-2020-5575.php

https://www.vulncheck.com/advisories/ubicod-medivision-digital-signage-authorization-bypass-via-user-privileges

https://www.exploit-db.com/exploits/48684

http://www.medivision.co.kr

Details

Source: Mitre, NVD

Published: 2025-12-10

Updated: 2025-12-11

Risk Information

CVSS v2

Base Score: 6.4

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:N

Severity: Medium

CVSS v3

Base Score: 9.1

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Severity: Critical

CVSS v4

Base 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

Severity: Critical

EPSS

EPSS: 0.00088