CVE-2021-27656: exacqVision Web Services - Information Exposure

Published Mar 18, 2021
·
Updated

A vulnerability in exacqVision Web Service 20.12.2.0 and prior could allow an unauthenticated attacker to view system-level information about the exacqVision Web Service and the operating system.

Affected Software

2 affected components
Johnsoncontrols Exacqvision Web Service<=20.12.2.0
Exacq Technologies, Inc., a subsidiary of Johnson Controls exacqVision Web Service: All supported versions up to and including v20.12.02.0

Remediation

Patch Available

https://www.johnsoncontrols.com/cyber-solutions/security-advisories

Information

Upgrade all versions of exacqVision Web Service to v21.03.3 or later. Web Service 21.03.3 or later will only provide a full response to health.web info when authorized. Users can obtain the software update by downloading the update found here: https://exacq.com/support/downloads.php.

Event History

Mar 18, 2021
CVE Published
via MITRE·05:58 PM
Data Sourced
via MITRE·05:58 PM
RemedyDescriptionSeverityWeakness

Parent advisories

This vulnerability appears in the following advisories.

Frequently Asked Questions

1

What is CVE-2021-27656?

CVE-2021-27656 is a vulnerability in exacqVision Web Service 20.12.2.0 and prior that could allow an unauthenticated attacker to view system-level information about the service and the operating system.

2

What is the severity of CVE-2021-27656?

The severity of CVE-2021-27656 is high, with a CVSS score of 7.5.

3

How can an attacker exploit CVE-2021-27656?

An attacker can exploit CVE-2021-27656 by sending a specially crafted request to the exacqVision Web Service to retrieve system-level information.

4

Which versions of exacqVision Web Service are affected by CVE-2021-27656?

exacqVision Web Service versions up to and including 20.12.2.0 are affected by CVE-2021-27656.

5

Is there a fix available for CVE-2021-27656?

Yes, it is recommended to update exacqVision Web Service to a version that is not vulnerable to CVE-2021-27656.

Company

Resources

Contact

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