CVE Vulnerabilities

CVE-2019-18826

Improper Certificate Validation

Published: Dec 16, 2019 | Modified: Dec 27, 2019
CVSS 3.x
9.8
CRITICAL
Source:
NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.x
7.5 HIGH
AV:N/AC:L/Au:N/C:P/I:P/A:P
RedHat/V2
RedHat/V3
Ubuntu

Barco ClickShare Button R9861500D01 devices before 1.9.0 have Improper Following of a Certificates Chain of Trust. The embedded dongle_bridge program used to expose the functionalities of the ClickShare Button to a USB host, does not properly validate the whole certificate chain.

Weakness

The product does not validate, or incorrectly validates, a certificate.

Affected Software

Name Vendor Start Version End Version
Clickshare_cs-100_firmware Barco * 1.9.0 (excluding)

Potential Mitigations

References