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Clickshare Cs 100 Firmware CVE-2019-18827

MEDIUM
Improper Authorization (CWE-285)
2019-12-16 cve@mitre.org
Authentication Bypass RCE Clickshare Cs 100 Firmware Clickshare Cse 200 Firmware Clickshare Cse 800 Firmware
5.9
CVSS 3.1 · NVD
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Severity by source

NVD PRIMARY
5.9 MEDIUM
AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None

Lifecycle Timeline

1
CVE Published
Dec 16, 2019 - 17:15 nvd
MEDIUM 5.9

DescriptionNVD

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.

AnalysisAI

On Barco ClickShare Button R9861500D01 devices (before firmware version 1.9.0) JTAG access is disabled after ROM code execution. Rated medium severity (CVSS 5.9), this vulnerability is remotely exploitable, no authentication required. No vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-285. 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. Affected products include: Barco Clickshare Cs-100 Firmware, Barco Clickshare Cse-200 Firmware, Barco Clickshare Cse-200\+ Firmware, Barco Clickshare Cse-800 Firmware. Version information: version 1.9.0.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

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CVE-2019-18830 CRITICAL
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Barco ClickShare Button R9861500D01 devices before 1.9.0 allow OS Command Injection. Rated critical severity (CVSS 9.8),
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Barco ClickShare Button R9861500D01 devices before 1.9.0 have Improper Following of a Certificate's Chain of Trust. Rate
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An issue was discovered on Barco ClickShare CSE-200 and CS-100 Base Units with firmware before 1.6.0.3. Rated high sever
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Barco ClickShare Button R9861500D01 devices before 1.9.0 have Insufficiently Protected Credentials. Rated medium severit
CVE-2019-18831 MEDIUM
5.3 Dec 16

Barco ClickShare Button R9861500D01 devices before 1.9.0 allow Information Exposure. Rated medium severity (CVSS 5.3), t

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CVE-2019-18827 vulnerability details – vuln.today
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