CVE-2021-27656

exacqVision Web Services - Information Exposure

Description

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.

Remediation

Solution:

  • 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.

Category

5.3
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.25%
Vendor Advisory johnsoncontrols.com
Affected: Johnson Controls exacqVision Web Service version 20.12.2.0 and prior
Published at:
Updated at:

References

Link Tags
https://www.johnsoncontrols.com/cyber-solutions/security-advisories patch vendor advisory
https://us-cert.cisa.gov/ics/advisories/icsa-21-077-01 third party advisory us government resource

Frequently Asked Questions

What is the severity of CVE-2021-27656?
CVE-2021-27656 has been scored as a medium severity vulnerability.
How to fix CVE-2021-27656?
To fix CVE-2021-27656: 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.
Is CVE-2021-27656 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-27656 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-27656?
CVE-2021-27656 affects Johnson Controls exacqVision Web Service version 20.12.2.0 and prior.
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