Vulnerability Monitor

The vendors, products, and vulnerabilities you care about

CVE-2023-0027

Rockwell Automation Modbus TCP Server AOI prior to 2.04.00 is vulnerable to an unauthorized user sending a malformed message that could cause the controller to respond with a copy of the most recent response to the last valid request. If exploited, an unauthorized user could read the connected device’s Modbus TCP Server AOI information.

Published

2023-03-17T17:15:11.307

Last Modified

2024-11-21T07:36:25.453

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 5.3 (MEDIUM)

Weaknesses

Type: Secondary
CWE-200
Type: Primary
CWE-200

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	rockwellautomation	modbus_tcp_server_add_on_instructions	< 2.04.00	Yes

References

https://rockwellautomation.custhelp.com/app/answers/answer_view/a_id/1138766 Permissions Required, Vendor Advisory ([email protected])
https://rockwellautomation.custhelp.com/app/answers/answer_view/a_id/1138766 Permissions Required, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)