What is CVE-2021-27656?

CVE-2021-27656 is a medium-severity vulnerability in Johnson Controls Exacqvision Web Service Version 20.12.2.0 And Prior, classified under Missing Authorization. CVSS score: 5.3/10. Published 2021-03-18.

How severe is CVE-2021-27656?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Auth bypass in Johnson Controls Exacqvision Web Service Version 20.12.2.0 And Prior

CVE-2021-27656

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.

Vulnerability class: Broken Access Control

EPSS: 0.012 (65.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L.

Affected products

Johnson Controls Exacqvision Web Service Version 20.12.2.0 And Prior — versions unspecified
Johnsoncontrols Exacqvision_web_service

Weakness classification (CWE)

CWE-862 — Missing Authorization

References

productsecurity@jci.com (x_refsource_CONFIRM, Patch, Vendor Advisory)
productsecurity@jci.com (US Government Resource, Third Party Advisory, x_refsource_CERT, third-party-advisory)

Frequently asked questions

What is CVE-2021-27656?: CVE-2021-27656 is a medium-severity vulnerability in Johnson Controls Exacqvision Web Service Version 20.12.2.0 And Prior, classified under Missing Authorization. CVSS score: 5.3/10. Published 2021-03-18.
How severe is CVE-2021-27656?: Medium severity. CVSS v3 base score is 5.3 out of 10.