HOMEVULNERABILITIESCVE-2019-18828
MEDIUM

CVE-2019-18828

CWE-521Published: December 16, 2019· Updated: Jun 17, 2026

6.8
CVSS v3.1

Official Description

Barco ClickShare Button R9861500D01 devices before 1.9.0 have Insufficiently Protected Credentials. The root account (present for access via debug interfaces, which are by default not enabled on production devices) of the embedded Linux on the ClickShare Button is using a weak password.

NVD Source

Technical Analysis

CVE-2019-18828 requires local access, meaning attackers must already have a foothold on the target system.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 6.8.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorPhysical
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Vendors & Products

barco8 product(s)
clickshare cs-100 firmwareclickshare cs-100clickshare cse-200 firmwareclickshare cse-200clickshare cse-200\+ firmwareclickshare cse-200\+clickshare cse-800 firmwareclickshare cse-800
Source: NVD CPE · 8 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

ADVISORYhttps://labs.f-secure.com/advisories/multiple-vulnerabilities-in-barco-clickshare/
ADVISORYhttps://www.barco.com/en/support/software/R33050069?majorVersion=01&minorVersion=09&patchVersion=01&buildVersion=007
ADVISORYhttps://www.barco.com/en/support/software/R33050070?majorVersion=01&minorVersion=09&patchVersion=01&buildVersion=007
ADVISORYhttps://www.barco.com/en/support/software/R33050095?majorVersion=01&minorVersion=09&patchVersion=01&buildVersion=007
ADVISORYhttps://www.barco.com/en/support/software/R33050125?majorVersion=01&minorVersion=09&patchVersion=01&buildVersion=007
ADVISORYhttps://labs.f-secure.com/advisories/multiple-vulnerabilities-in-barco-clickshare/
ADVISORYhttps://www.barco.com/en/support/software/R33050069?majorVersion=01&minorVersion=09&patchVersion=01&buildVersion=007
ADVISORYhttps://www.barco.com/en/support/software/R33050070?majorVersion=01&minorVersion=09&patchVersion=01&buildVersion=007
ADVISORYhttps://www.barco.com/en/support/software/R33050095?majorVersion=01&minorVersion=09&patchVersion=01&buildVersion=007
ADVISORYhttps://www.barco.com/en/support/software/R33050125?majorVersion=01&minorVersion=09&patchVersion=01&buildVersion=007

All References (12)

→
https://labs.f-secure.com/advisories/multiple-vulnerabilities-in-barco-clickshare/Third Party Advisory
→
https://www.barco.com/en/clickshare/firmware-updateProduct
→
https://www.barco.com/en/support/software/R33050069?majorVersion=01&minorVersion=09&patchVersion=01&buildVersion=007Product · Vendor Advisory
→
https://www.barco.com/en/support/software/R33050070?majorVersion=01&minorVersion=09&patchVersion=01&buildVersion=007Product · Vendor Advisory
→
https://www.barco.com/en/support/software/R33050095?majorVersion=01&minorVersion=09&patchVersion=01&buildVersion=007Product · Vendor Advisory
→
https://www.barco.com/en/support/software/R33050125?majorVersion=01&minorVersion=09&patchVersion=01&buildVersion=007Product · Vendor Advisory
→
https://labs.f-secure.com/advisories/multiple-vulnerabilities-in-barco-clickshare/Third Party Advisory
→
https://www.barco.com/en/clickshare/firmware-updateProduct
→
https://www.barco.com/en/support/software/R33050069?majorVersion=01&minorVersion=09&patchVersion=01&buildVersion=007Product · Vendor Advisory
→
https://www.barco.com/en/support/software/R33050070?majorVersion=01&minorVersion=09&patchVersion=01&buildVersion=007Product · Vendor Advisory
→
https://www.barco.com/en/support/software/R33050095?majorVersion=01&minorVersion=09&patchVersion=01&buildVersion=007Product · Vendor Advisory
→
https://www.barco.com/en/support/software/R33050125?majorVersion=01&minorVersion=09&patchVersion=01&buildVersion=007Product · Vendor Advisory

Quick Facts

CVE IDCVE-2019-18828
CVSS Score6.8 / 10
SeverityMEDIUM
WeaknessCWE-521
CISA KEVNo
Affected1 vendor(s)
PublishedDec 16, 2019

Related CVEs (CWE-521)

CVE-2017-1196
9.8
CVE-2017-7903
9.8
CVE-2025-55269
9.8
CVE-2026-25715
9.8
CVE-2025-11200
9.8
CVE-2018-1372
9.8

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2019-18828 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.
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