CVE-2022-46670 - CVE House
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Status published High CVE-2022-46670

Rockwell Automation MicroLogix 1100 & 1400 Vulnerable to Cross-Site Scripting Attack

Vulnerability Description

Rockwell Automation was made aware of a vulnerability by a security researcher from Georgia Institute of Technology that the MicroLogix 1100 and 1400 controllers contain a vulnerability that may give an attacker the ability to accomplish remote code execution.  The vulnerability is an unauthenticated stored cross-site scripting vulnerability in the embedded webserver. The payload is transferred to the controller over SNMP and is rendered on the homepage of the embedded website.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • Ryan Pickren, a security researcher from Georgia Institute of Technology

Affected Vendor

Rockwell Automation

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Affected Software

MicroLogix 1100 & 1400 Controllers, MicroLogix 1400-B/C, MicroLogix 1400-A
Vulnerable Versions:
All, 21.007 and below, 7.000 and below

Timeline

Official Publish: December 16th, 2022
Last Modified: April 17th, 2025
Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L

Weaknesses (CWE)