CODESYS Gateway V3 DoS

high Nessus Plugin ID 130430
New! Plugin Severity Now Using CVSS v3

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


The CODESYS Gateway V3 is affected by a denial of service vulnerability.


A denial of service (DoS) vulnerability exists in CODESYS Gateway V3 due to improper validation of user-supplied data. An unauthenticated, remote attacker can exploit this issue, via a specially crafted request, to cause the gateway to stop responding.


Upgrade 3S CODESYS Gateway V3 to version or higher.

See Also

Plugin Details

Severity: High

ID: 130430

File Name: scada_codesys_cve-2019-9012.nbin

Version: 1.12

Type: remote

Family: SCADA

Published: 10/31/2019

Updated: 7/12/2021

Dependencies: scada_codesys_gateway_v3_detection.nbin

Risk Information

CVSS Score Source: CVE-2019-9012


Risk Factor: Low

Score: 3.6


Risk Factor: High

Base Score: 7.8

Temporal Score: 5.8

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

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


Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

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

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

Vulnerability Information

CPE: cpe:/a:3s-software:codesys_gateway-server

Required KB Items: SCADA/CoDeSys_GatewayV3

Exploit Ease: No known exploits are available

Patch Publication Date: 7/29/2019

Vulnerability Publication Date: 7/29/2019

Reference Information

CVE: CVE-2019-9012

ICSA: 19-213-03