Johnson Controls exacqVision Web Service Information Disclosure (JCI-PSA-2021-03)

high Nessus Plugin ID 151191
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A web application for video management is affected by an information disclosure vulnerability.


The Johnson Controls exacqVision Web Service running on the remote host is affected by an information disclosure vulnerability due to the lack of access control. An unauthenticated, remote attacker can exploit this, via a specially crafted message, to view system-level information about the exacqVision Web Service and the operating system.


Upgrade exacqVision Web Service to version or later.

See Also

Plugin Details

Severity: High

ID: 151191

File Name: exacqVision_web_service_cve-2021-27656.nbin

Version: 1.5

Type: remote

Family: SCADA

Published: 6/30/2021

Updated: 7/22/2021

Dependencies: exacqVision_web_service_detect.nbin

Risk Information

CVSS Score Source: CVE-2021-27656


Risk Factor: Medium

Score: 4.4


Risk Factor: Medium

Base Score: 5

Temporal Score: 3.9

Vector: AV:N/AC:L/Au:N/C:P/I:N/A:N

Temporal Vector: E:POC/RL:OF/RC:C


Risk Factor: High

Base Score: 7.5

Temporal Score: 6.7

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Temporal Vector: E:P/RL:O/RC:C

Vulnerability Information

CPE: cpe:/a:johnsoncontrols:exacqvision_web_service

Required KB Items: installed_sw/Johnson Controls exacqVision Web Service

Exploit Available: true

Exploit Ease: Exploits are available

Exploited by Nessus: true

Patch Publication Date: 3/10/2021

Vulnerability Publication Date: 3/18/2021

Reference Information

CVE: CVE-2021-27656

ICSA: 21-077-01