CVE-2021-27665

high
New! CVE Severity Now Using CVSS v3

The calculated severity for CVEs has been updated to use CVSS v3 by default. CVEs that do not have a CVSS v3 score will fall back CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.

Description

An unauthenticated remote user could exploit a potential integer overflow condition in the exacqVision Server with a specially crafted script and cause denial-of-service condition.

References

https://us-cert.gov/ics/advisories/icsa-21-280-03

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

Details

Source: MITRE

Published: 2021-10-11

Updated: 2021-10-16

Type: CWE-190

Risk Information

CVSS v2

Base Score: 5

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

Impact Score: 2.9

Exploitability Score: 10

Severity: MEDIUM

CVSS v3

Base Score: 7.5

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

Impact Score: 3.6

Exploitability Score: 3.9

Severity: HIGH

Vulnerable Software

Configuration 1

OR

cpe:2.3:a:johnsoncontrols:exacqvision_server:*:*:*:*:*:*:x86:* versions up to 21.06.11.0 (inclusive)