CVE-2019-18827

On Barco ClickShare Button R9861500D01 devices (before firmware version 1.9.0) JTAG access is...

5.9 Medium

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.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: High
Privileges needed: None
User interaction: None

What an attacker can affect

Confidentiality: High
Integrity: None
Availability: None

Exploit likelihood

1.35%Down 1.2 points since Apr 14, 2021

What each source reports

NVD Score used 5.9

Record: CVE-2019-18827
CVSS 3.1: 5.9 MediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
CVSS 2.0: 4.3 MediumAV:N/AC:M/Au:N/C:P/I:N/A:N
Weakness: CWE-285, CWE-362
Updated: 2026-11-02

CVE List No score

Record: CVE-2019-18827
Updated: 2026-11-02

EUVDEUVD-2019-8529 No score

Record: EUVD-2019-8529
Updated: 2026-11-03

GitHub AdvisoriesGHSA-56mr-9636-w954 No score

On Barco ClickShare Button R9861500D01 devices (before firmware version 1.9.0) JTAG access is...

Record: GHSA-56mr-9636-w954
Weakness: CWE-20
Updated: 2026-11-02

Affected products

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2019-18827 is a medium vulnerability (CVSS 5.9) in Barco Clickshare Cs-100 Firmware, published December 16, 2019. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.35%, the 71st percentile. No source names a fixed version.