Description
Rockwell Automation was made aware that the webservers of the Micrologix 1100 and 1400 controllers contain a vulnerability that may lead to a denial-of-service condition. The security vulnerability could be exploited by an attacker with network access to the affected systems by sending TCP packets to webserver and closing it abruptly which would cause a denial-of-service condition for the web server application on the device
References (1)
Core 1
Core References
Permissions Required, Vendor Advisory
https://rockwellautomation.custhelp.com/app/answers/answer_view/a_id/1137678
Scores
CVSS v3
7.5
EPSS
0.0015
EPSS Percentile
35.3%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
yes
Technical Impact
partial
Details
CWE
CWE-924
Status
published
Products (2)
rockwellautomation/micrologix_1100_firmware
rockwellautomation/micrologix_1400_firmware
Published
Dec 16, 2022
Tracked Since
Feb 18, 2026