Rockwellautomation Rslinx Unrestricted Upload of File with Dangerous Type

high Tenable.ot Plugin ID 500447
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.

Description

FactoryTalk Linx versions 6.00, 6.10, and 6.11, RSLinx Classic v4.11.00 and prior,Connected Components Workbench: Version 12 and prior, ControlFLASH: Version 14 and later, ControlFLASH Plus: Version 1 and later, FactoryTalk Asset Centre: Version 9 and later, FactoryTalk Linx CommDTM: Version 1 and later, Studio 5000 Launcher: Version 31 and later Stud, 5000 Logix Designer software: Version 32 and prior is vulnerable. A vulnerability exists in the communication function that enables users to upload EDS files by FactoryTalk Linx. This may allow an attacker to upload a file with bad compression, consuming all the available CPU resources, leading to a denial-of-service condition.

Solution

Refer to vendor advisory for Security Updates

See Also

https://www.us-cert.gov/ics/advisories/icsa-20-163-02

Plugin Details

Severity: High

ID: 500447

Version: 1.0

Type: local

Family: SCADA

Published: 8/10/2021

Updated: 8/10/2021

Risk Information

CVSS Score Source: CVE-2020-12005

CVSS v2

Risk Factor: High

Base Score: 7.8

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

CVSS v3

Risk Factor: High

Base Score: 7.5

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

Vulnerability Information

CPE: cpe:2.3:a:rockwellautomation:rslinx_classic:*:*:*:*:*:*:*:*, cpe:2.3:a:rockwellautomation:factorytalk_linx:6.00:*:*:*:*:*:*:*, cpe:2.3:a:rockwellautomation:factorytalk_linx:6.10:*:*:*:*:*:*:*, cpe:2.3:a:rockwellautomation:factorytalk_linx:6.11:*:*:*:*:*:*:*

Patch Publication Date: 6/15/2020

Vulnerability Publication Date: 6/15/2020

Reference Information

CVE: CVE-2020-12005