Vulnerability Details : 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.
Vulnerability category: Information leak
Products affected by CVE-2023-0027
- Rockwellautomation » Modbus Tcp Server Add On InstructionsVersions from including (>=) 2.00.00 and before (<) 2.04.00cpe:2.3:a:rockwellautomation:modbus_tcp_server_add_on_instructions:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2023-0027
0.04%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 8 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2023-0027
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.3
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N |
2.8
|
1.4
|
NIST | |
|
5.3
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N |
3.9
|
1.4
|
Rockwell Automation |
CWE ids for CVE-2023-0027
-
The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.Assigned by:
- nvd@nist.gov (Primary)
- PSIRT@rockwellautomation.com (Secondary)
References for CVE-2023-0027
-
https://rockwellautomation.custhelp.com/app/answers/answer_view/a_id/1138766
Modbus TCP AOI Server Could Leak Sensitive InformationPermissions Required;Vendor Advisory
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