Barco ClickShare Button R9861500D01 up to 1.8.x JTAG input validation

CVSS Meta Temp Score
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CTI Interest Score
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6.0$0-$5k0.00

Summaryinfo

A vulnerability was found in Barco ClickShare Button R9861500D01 up to 1.8.x. It has been classified as critical. Affected by this vulnerability is an unknown functionality of the component JTAG. The manipulation leads to input validation. This vulnerability is uniquely identified as CVE-2019-18827. It is possible to launch the attack on the physical device. No exploit exists. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Barco ClickShare Button R9861500D01 up to 1.8.x. It has been rated as critical. This issue affects an unknown code block of the component JTAG. The manipulation with an unknown input leads to a input validation vulnerability. Using CWE to declare the problem leads to CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

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.

The weakness was disclosed 12/16/2019. The identification of this vulnerability is CVE-2019-18827 since 11/07/2019. The exploitation is known to be difficult. An attack has to be approached locally. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available.

Upgrading to version 1.9.0) eliminates this vulnerability.

The entries VDB-147260, VDB-147259, VDB-147258 and VDB-147256 are pretty similar. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.2
VulDB Meta Temp Score: 6.0

VulDB Base Score: 6.4
VulDB Temp Score: 6.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.9
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: Yes
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: ClickShare Button R9861500D01 1.9.0)

Timelineinfo

11/07/2019 🔍
12/16/2019 +39 days 🔍
12/17/2019 +1 days 🔍
03/12/2024 +1547 days 🔍

Sourcesinfo

Advisory: labs.f-secure.com
Status: Not defined

CVE: CVE-2019-18827 (🔍)
GCVE (CVE): GCVE-0-2019-18827
GCVE (VulDB): GCVE-100-147257
See also: 🔍

Entryinfo

Created: 12/17/2019 09:12
Updated: 03/12/2024 13:43
Changes: 12/17/2019 09:12 (38), 12/17/2019 09:17 (17), 03/12/2024 13:43 (4)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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