CVE-2021-27656

HighCVSS 7.5/10Last modified Jun 17, 2026

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.

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Weakness enumeration

CWE-862

Affected software

Vendor	Product	Versions
Johnson Controls	exacqVision Web Service version 20.12.2.0 and prior	>= unspecified, <= 20.12.2.0

References

https://us-cert.cisa.gov/ics/advisories/icsa-21-077-01Third Party Advisory, US Government Resource
https://www.johnsoncontrols.com/cyber-solutions/security-advisoriesPatch, Vendor Advisory
https://us-cert.cisa.gov/ics/advisories/icsa-21-077-01Third Party Advisory, US Government Resource
https://www.johnsoncontrols.com/cyber-solutions/security-advisoriesPatch, Vendor Advisory

Timeline

Published: Mar 18, 2021
Last modified: Jun 17, 2026
NVD status: Modified

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