CVE-2023-3595

critical

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.

From the Tenable Blog

CVE-2023-3595, CVE-2023-3596: Rockwell Automation ControlLogix Vulnerabilities Disclosed
CVE-2023-3595, CVE-2023-3596: Rockwell Automation ControlLogix Vulnerabilities Disclosed

Published: 2023-07-12

Rockwell Automation issues advisory for multiple vulnerabilities, including a critical flaw that could lead to disruption or destruction of critical infrastructure processes.

Finding Rockwell Automation Allen-Bradley Communication Modules Affected by CVE-2023-3595 and CVE-2023-3596 in OT Environments
Finding Rockwell Automation Allen-Bradley Communication Modules Affected by CVE-2023-3595 and CVE-2023-3596 in OT Environments

Published: 2023-07-12

Identifying vulnerable systems in your industrial environment can be complex. Use the wrong tool and it will overlook affected devices. Find out how Tenable OT Security is designed to give you in-depth asset visibility to address these new vulnerabilities without disrupting productivity.

References

https://www.tenable.com/blog/cve-2023-3595-cve-2023-3596-rockwell-automation-controllogix-vulnerabilities-disclosed

https://rockwellautomation.custhelp.com/app/answers/answer_view/a_id/1140010

Details

Source: Mitre, NVD

Published: 2023-07-12

Updated: 2023-07-25

Risk Information

CVSS v2

Base Score: 10

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

Severity: Critical

CVSS v3

Base Score: 9.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: Critical