Description
Where this vulnerability exists in the Rockwell Automation 1756-EN4* Ethernet/IP communication products, it could allow a malicious user to cause a denial of service by asserting the target system through maliciously crafted CIP messages.
References (1)
Core 1
Core References
Permissions Required, Vendor Advisory
https://rockwellautomation.custhelp.com/app/answers/answer_view/a_id/1140010
Scores
CVSS v3
7.5
EPSS
0.0220
EPSS Percentile
84.6%
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-787
Status
published
Products (3)
rockwellautomation/1756-en4tr_firmware
rockwellautomation/1756-en4trk_firmware
rockwellautomation/1756-en4trxt_firmware
Published
Jul 12, 2023
Tracked Since
Feb 18, 2026