Rockwellautomation Rslinx Improper Restriction of Operations within the Bounds of a Memory Buffer

high Tenable.ot Plugin ID 500472
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Description

A denial-of-service vulnerability exists in the Ethernet/IP server functionality of Rockwell Automation RSLinx Classic 2.57.00.14 CPR 9 SR 3. A specially crafted network request can lead to a denial of service. An attacker can send a sequence of malicious packets to trigger this vulnerability.

Solution

Refer to vendor advisory for Security Updates

See Also

https://talosintelligence.com/vulnerability_reports/TALOS-2020-1184

Plugin Details

Severity: High

ID: 500472

Version: 1.0

Type: local

Family: SCADA

Published: 8/10/2021

Updated: 8/10/2021

Risk Information

CVSS Score Source: CVE-2020-13573

CVSS v2

Risk Factor: Medium

Base Score: 5

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

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:2.57.00.14:cpr9_sr3:*:*:classic:*:*:*

Patch Publication Date: 1/7/2021

Vulnerability Publication Date: 1/7/2021

Reference Information

CVE: CVE-2020-13573