CVE-2020-36902

CRITICAL

UBICOD Medivision Digital Signage 1.5.1 - Auth Bypass

Title source: llm

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.

Exploits (1)

exploitdb WORKING POC

by LiquidWorm · textwebappshardware

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

View Code ZIP pw:eip

References (4)

[Product] http://www.medivision.co.kr

[Exploit, Third Party Advisory, VDB Entry] https://www.exploit-db.com/exploits/48684

[Third Party Advisory] https://www.vulncheck.com/advisories/ubicod-medivision-digital-signage-authorization-bypass-via-user-privileges

[Exploit, Third Party Advisory] https://www.zeroscience.mk/en/vulnerabilities/ZSL-2020-5575.php

Scores

CVSS v3 9.8

EPSS 0.0066

EPSS Percentile 71.3%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE

CWE-862

Status published

Products (1)

medivision/medivision_digital_signage_firmware 1.5.1

Published Dec 10, 2025

Tracked Since Feb 18, 2026