CVE-2019-18831: Barco Clickshare Cs-100 Firmware

Medium severity, CVSS 5.3. EPSS: 0.6% chance of exploitation in the next 30 days.

Barco ClickShare Button R9861500D01 devices before 1.9.0 allow Information Exposure. The encrypted ClickShare Button firmware contains the private key of a test device-certificate.

Affected products

• Barco Clickshare Cs-100 Firmware: before 1.9.0 (fixed in 1.9.0)
• Barco Clickshare Cse-200+ Firmware: before 1.9.0 (fixed in 1.9.0)
• Barco Clickshare Cse-200 Firmware: before 1.9.0 (fixed in 1.9.0)
• Barco Clickshare Cse-800 Firmware: before 1.9.0 (fixed in 1.9.0)

Published 2019-12-16. Last modified 2026-06-17.