Description
The Web server password authentication mechanism used by the products is vulnerable to a MitM and Replay attack. Successful exploitation of this vulnerability will allow unauthorized access of the product’s Web server to view and alter product configuration and diagnostics information.
Rockwell Automation EtherNet/IP products; 1756-ENBT, 1756-EWEB, 1768-ENBT, and 1768-EWEB communication modules; CompactLogix L32E and L35E controllers; 1788-ENBT FLEXLogix adapter; 1794-AENTR FLEX I/O EtherNet/IP adapter; ControlLogix 18 and earlier; CompactLogix 18 and earlier; GuardLogix 18 and earlier; SoftLogix 18 and earlier; CompactLogix controllers 19 and earlier; SoftLogix controllers 19 and earlier; ControlLogix controllers 20 and earlier; GuardLogix controllers 20 and earlier; and MicroLogix 1100 and 1400
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Rockwell Automation | 1756-ENBT, 1756-EWEB, 1768-ENBT, 1768-EWEB communication modules | All | — |
| Rockwell Automation | CompactLogix L32E and L35E controllers | All | — |
| Rockwell Automation | 1788-ENBT FLEXLogix adapter | All | — |
| Rockwell Automation | 1794-AENTR FLEX I/O EtherNet/IP adapter | All | — |
| Rockwell Automation | ControlLogix, CompactLogix, GuardLogix, and SoftLogix | ≤ 18 | — |
| Rockwell Automation | CompactLogix and SoftLogix controllers | ≤ 19 | — |
| Rockwell Automation | ControlLogix and GuardLogix controllers | ≤ 20 | — |
| Rockwell Automation | MicroLogix | 1100, 1400 | — |
Advisories 1
- ICSA-13-011-03 Rockwell Automation ControlLogix PLC Vulnerabilities CISA ICS & IT advisories · Jun 6, 2025
References
- https://www.cisa.gov/news-events/ics-advisories/icsa-13-011-03
- https://rockwellautomation.custhelp.com/app/answers/detail/a_id/470154
- https://rockwellautomation.custhelp.com/app/answers/detail/aid/470155
- https://rockwellautomation.custhelp.com/app/answers/detail/aid/470156
- http://rockwellautomation.custhelp.com/app/answers/detail/a_id/54102