CVE-2022-3166: MicroLogix 1100 & 1400 Product Web Server Application Vulnerable to Denial-Of-Service Condition Attack
First published: Fri Dec 16 2022(Updated: )
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
Credit: PSIRT@rockwellautomation.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Rockwellautomation Micrologix 1100 Firmware | ||
| Rockwellautomation Micrologix 1100 | ||
| Rockwellautomation Micrologix 1400 Firmware | ||
| Rockwellautomation Micrologix 1400 |
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Frequently Asked Questions
What is CVE-2022-3166?
CVE-2022-3166 is a vulnerability in the webservers of Rockwell Automation Micrologix 1100 and 1400 controllers that can result in a denial-of-service condition.
How severe is CVE-2022-3166?
CVE-2022-3166 has a severity rating of 7.5 (high).
How can CVE-2022-3166 be exploited?
CVE-2022-3166 can be exploited by an attacker with network access to the affected systems by sending TCP packets.
Which software versions are affected by CVE-2022-3166?
The webservers of Rockwell Automation Micrologix 1100 and 1400 controllers are affected by CVE-2022-3166.
How can I fix CVE-2022-3166?
Rockwell Automation has released firmware updates to mitigate the vulnerability. Please refer to the official advisory for more information.
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- canonical/rockwellautomation micrologix 1400