CVE-2023-3595
Last modified
CVE-2023-3595 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. Where this vulnerability exists in the Rockwell Automation 1756 EN2* and 1756 EN3* ControlLogix communication products, it could allow a malicious user to perform remote code execution with persistence on the target system through maliciously crafted CIP messages. This includes the ability to modify, deny, and exfiltrate data passing through the device. . EPSS estimates a 3.64% chance of exploitation in the next 30 days.
Description
Where this vulnerability exists in the Rockwell Automation 1756 EN2* and 1756 EN3* ControlLogix communication products, it could allow a malicious user to perform remote code execution with persistence on the target system through maliciously crafted CIP messages. This includes the ability to modify, deny, and exfiltrate data passing through the device.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Rockwellautomation | 1756-En2f Series A Firmware | All versions |
| Rockwellautomation | 1756-En2f Series B Firmware | All versions |
| Rockwellautomation | 1756-En2f Series C Firmware | All versions |
| Rockwellautomation | 1756-En2t Series A Firmware | All versions |
| Rockwellautomation | 1756-En2t Series B Firmware | All versions |
| Rockwellautomation | 1756-En2t Series C Firmware | All versions |
| Rockwellautomation | 1756-En2t Series D Firmware | All versions |
| Rockwellautomation | 1756-En2tr Series A Firmware | All versions |
| Rockwellautomation | 1756-En2tr Series B Firmware | All versions |
| Rockwellautomation | 1756-En2tr Series C Firmware | All versions |
| Rockwellautomation | 1756-En3tr Series A Firmware | All versions |
| Rockwellautomation | 1756-En3tr Series B Firmware | All versions |
References
- https://rockwellautomation.custhelp.com/app/answers/answer_view/a_id/1140010Permissions Required, Vendor Advisory
- https://rockwellautomation.custhelp.com/app/answers/answer_view/a_id/1140010Permissions Required, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
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Are you affected by CVE-2023-3595?
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