What’s Vulnerable › Vulnerabilities
CVE-2019-18831
- Severity: medium (CVSS 5.3 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.6% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2019-12-16 · updated 2026-06-17
- Weakness: CWE-798
Description
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
How to fix
Upgrade to a fixed version: Barco Clickshare Cs-100 Firmware 1.9.0; Barco Clickshare Cse-200+ Firmware 1.9.0; Barco Clickshare Cse-200 Firmware 1.9.0; Barco Clickshare Cse-800 Firmware 1.9.0. Check the vendor advisory for mitigations.
References
- https://labs.f-secure.com/advisories/multiple-vulnerabilities-in-barco-clickshare/
- https://www.barco.com/en/clickshare/firmware-update
- https://www.barco.com/en/support/software/R33050069?majorVersion=01&minorVersion=09&patchVersion=01&buildVersion=007
- https://www.barco.com/en/support/software/R33050070?majorVersion=01&minorVersion=09&patchVersion=01&buildVersion=007
- https://www.barco.com/en/support/software/R33050095?majorVersion=01&minorVersion=09&patchVersion=01&buildVersion=007
- https://www.barco.com/en/support/software/R33050125?majorVersion=01&minorVersion=09&patchVersion=01&buildVersion=007
- https://labs.f-secure.com/advisories/multiple-vulnerabilities-in-barco-clickshare/
- https://www.barco.com/en/clickshare/firmware-update
- https://www.barco.com/en/support/software/R33050069?majorVersion=01&minorVersion=09&patchVersion=01&buildVersion=007
- https://www.barco.com/en/support/software/R33050070?majorVersion=01&minorVersion=09&patchVersion=01&buildVersion=007
- https://www.barco.com/en/support/software/R33050095?majorVersion=01&minorVersion=09&patchVersion=01&buildVersion=007
- https://www.barco.com/en/support/software/R33050125?majorVersion=01&minorVersion=09&patchVersion=01&buildVersion=007
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