Rockwell Automation Logix controllers Improper Input Validation (CVE-2022-3752)

high Tenable OT Security Plugin ID 500726

Synopsis

The remote OT asset is affected by a vulnerability.

Description

An unauthorized user could use a specially crafted sequence of Ethernet/IP messages, combined with heavy traffic loading to cause a denial-of-service condition in Rockwell Automation Logix controllers resulting in a major non-recoverable fault. If the target device becomes unavailable, a user would have to clear the fault and redownload the user project file to bring the device back online and continue normal operation.

This plugin only works with Tenable.ot.
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Solution

The following text was originally created by the Cybersecurity and Infrastructure Security Agency (CISA). The original can be found at CISA.gov.

Rockwell Automation released firmware versions addressing this vulnerability and recommends users upgrade to the appropriate version:

Plugin Details

Severity: High

ID: 500726

Version: 1.6

Type: remote

Family: Tenable.ot

Published: 1/6/2023

Updated: 3/4/2024

Supported Sensors: Tenable OT Security

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 5.8

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

CVSS Score Source: CVE-2022-3752

CVSS v3

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: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:rockwellautomation:compact_guardlogix_5380_firmware, cpe:/o:rockwellautomation:compactlogix_5380_firmware, cpe:/o:rockwellautomation:compactlogix_5480_firmware, cpe:/o:rockwellautomation:compactlogix_5580_firmware, cpe:/o:rockwellautomation:guardlogix_5580_firmware

Required KB Items: Tenable.ot/Rockwell

Exploit Ease: No known exploits are available

Patch Publication Date: 12/19/2022

Vulnerability Publication Date: 12/19/2022

Reference Information

CVE: CVE-2022-3752

Detections

Analytics