CVE-2020-9049

medium

Description

A vulnerability in specified versions of American Dynamics victor Web Client and Software House C•CURE Web Client could allow an unauthenticated attacker on the network to create and sign their own JSON Web Token and use it to execute an HTTP API Method without the need for valid authentication/authorization. Under certain circumstances, this could be used by an attacker to impact system availability by conducting a Denial of Service attack.

References

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

https://us-cert.cisa.gov/ics/advisories/icsa-20-324-01

Details

Source: Mitre, NVD

Published: 2020-11-19

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 5.7

Vector: CVSS2#AV:A/AC:M/Au:N/C:N/I:N/A:C

Severity: Medium

CVSS v3

Base Score: 5.3

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

Severity: Medium

EPSS

EPSS: 0.00061