A vulnerability was found in Barco ClickShare Button R9861500D01 up to 1.8.x. It has been declared as problematic. This vulnerability affects an unknown code of the component Certificate Validation Handler. The manipulation with an unknown input leads to a certificate validation vulnerability. The CWE definition for the vulnerability is CWE-295. The product does not validate, or incorrectly validates, a certificate. As an impact it is known to affect confidentiality. CVE summarizes:

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.

The weakness was released 12/16/2019. This vulnerability was named CVE-2019-18826 since 11/07/2019. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1587.003.

Upgrading to version 1.9.0 eliminates this vulnerability.

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Vendor

• Barco

Name

• ClickShare Button R9861500D01

Version

• 1.0
• 1.1
• 1.2
• 1.3
• 1.4
• 1.5
• 1.6
• 1.7
• 1.8

License

• commercial

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