How severe is CVE-2019-18831?

CVE-2019-18831 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2019-18831 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (43rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-18831?

CVE-2019-18831 primarily affects Barco Clickshare Cs-100 Firmware. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2019-18831?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2019-18831 published?

CVE-2019-18831 was published on 2019-12-16 and last updated on 2026-06-17.

CVE-2019-18831

CVE-2019-18831 is a medium-severity vulnerability in Barco Clickshare Cs-100 Firmware with a CVSS 3.x base score of 5.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-798.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
CVSS v2: 3.5
EPSS exploit prediction: 1% (43rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-798
Affected product: Barco Clickshare Cs-100 Firmware
Published: 2019-12-16
Last modified: 2026-06-17

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.

Frequently asked questions

What is CVE-2019-18831?: 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.
How severe is CVE-2019-18831?: CVE-2019-18831 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2019-18831 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (43rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-18831?: CVE-2019-18831 primarily affects Barco Clickshare Cs-100 Firmware. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2019-18831?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2019-18831 published?: CVE-2019-18831 was published on 2019-12-16 and last updated on 2026-06-17.

References

Affected products (4)

cpe:2.3:o:barco:clickshare_cs-100_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:barco:clickshare_cse-200_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:barco:clickshare_cse-200\+_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:barco:clickshare_cse-800_firmware:*:*:*:*:*:*:*:*

More vulnerabilities in Barco Clickshare Cs-100 Firmware

CVE-2019-18830 — Critical (CVSS 9.8): Barco ClickShare Button R9861500D01 devices before 1.9.0 allow OS Command Injection. The embedded 'dongle_bridge'…
CVE-2019-18826 — Critical (CVSS 9.8): Barco ClickShare Button R9861500D01 devices before 1.9.0 have Improper Following of a Certificate's Chain of Trust. The…
CVE-2018-10943 — High (CVSS 7.5): An issue was discovered on Barco ClickShare CSE-200 and CS-100 Base Units with firmware before 1.6.0.3. Sending an…
CVE-2019-18828 — Medium (CVSS 6.8): Barco ClickShare Button R9861500D01 devices before 1.9.0 have Insufficiently Protected Credentials. The root account…
CVE-2019-18827 — Medium (CVSS 5.9): On Barco ClickShare Button R9861500D01 devices (before firmware version 1.9.0) JTAG access is disabled after ROM code…

All CVEs affecting Barco Clickshare Cs-100 Firmware →

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