What’s Vulnerable › Vulnerabilities
CVE-2022-3166: MicroLogix 1100 & 1400 Product Web Server Application Vulnerable to Denial-Of-Service Condition Attack
- Severity: high (CVSS 7.5 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.7% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2022-12-16 · updated 2026-06-17
- Weakness: CWE-924
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
Affected products
- Rockwell Automation MicroLogix 1100: all versions
- Rockwell Automation MicroLogix 1400: all versions
References
- https://rockwellautomation.custhelp.com/app/answers/answer_view/a_id/1137678
- https://rockwellautomation.custhelp.com/app/answers/answer_view/a_id/1137678
Get alerted when CVE-2022-3166 or the next vulnerability affects your stack