Barco ClickShare Button R9861500D01 devices before 1.9.0 allow Information exposure (issue 2 of 2).. The encryption key of the media content which is shared between a ClickShare Button and a ClickShare Base Unit is randomly generated for each new session and communicated over a TLS connection. An attacker who is able to perform a Man-in-the-Middle attack between the TLS connection, is able to obtain the encryption key.
barco
CVE-2019-18824
Barco ClickShare Button R9861500D01 devices before 1.10.0.13 have Missing Support for Integrity Check. The ClickShare Button does not verify the integrity of the mutable content on the UBIFS partition before being used.
CVE-2019-18825
Barco ClickShare Huddle CS-100 devices before 1.9.0 and CSE-200 devices before 1.9.0 have incorrect Credentials Management. The ClickShare Base Unit implements encryption at rest using encryption keys which are shared across all ClickShare Base Units of models CS-100 & CSE-200.
CVE-2019-18826
Barco ClickShare Button R9861500D01 devices before 1.9.0 have Improper Following of a Certificate’s 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.
CVE-2019-18827
On Barco ClickShare Button R9861500D01 devices (before firmware version 1.9.0) JTAG access is disabled after ROM code execution. This means that JTAG access is possible when the system is running code from ROM before handing control over to embedded firmware.
CVE-2019-18828
Barco ClickShare Button R9861500D01 devices before 1.9.0 have Insufficiently Protected Credentials. The root account (present for access via debug interfaces, which are by default not enabled on production devices) of the embedded Linux on the ClickShare Button is using a weak password.