VULNERABILITY INTELLIGENCE
CVE-2023-3595
CVSS score9.8 CRITICAL
EPSS probability5.53%
CISA KEVNot currently listed
Published2023-07-12
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
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.
Weakness classification
- CWE-787: Out-of-bounds Write
Primary references
- PSIRT@rockwellautomation.com — Permissions Required, Vendor Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Permissions Required, Vendor Advisory