Rockwell Automation Modbus TCP Server AOI prior 2.04.00 Message information disclosure
|CVSS Meta Temp Score|
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|Current Exploit Price (≈)|
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|CTI Interest Score|
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A vulnerability classified as problematic was found in Rockwell Automation Modbus TCP Server AOI (Automation Software). Affected by this vulnerability is an unknown part of the component Message Handler. The manipulation with an unknown input leads to a information disclosure vulnerability. The CWE definition for the vulnerability is CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. As an impact it is known to affect confidentiality. The summary by CVE is:
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.
The weakness was published 03/18/2023. The advisory is shared at rockwellautomation.custhelp.com. This vulnerability is known as CVE-2023-0027 since 12/29/2022. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1592 for this issue.
Upgrading to version 2.04.00 eliminates this vulnerability.
CVSSv3VulDB Meta Base Score: 5.0
VulDB Meta Temp Score: 4.9
VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔒
VulDB Reliability: 🔍
NVD Base Score: 4.3
NVD Vector: 🔒
CNA Base Score: 5.3
CNA Vector (Rockwell Automation): 🔒
VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍
ExploitingClass: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
Status: Not defined
EPSS Score: 🔒
EPSS Percentile: 🔒
Price Prediction: 🔍
Current Price Estimation: 🔒
Threat IntelligenceInterest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍
0-Day Time: 🔒
Upgrade: Modbus TCP Server AOI 2.04.00
Timeline12/29/2022 CVE reserved
03/18/2023 +79 days Advisory disclosed
03/18/2023 +0 days VulDB entry created
04/11/2023 +24 days VulDB last update
CVE: CVE-2023-0027 (🔒)
EntryCreated: 03/18/2023 08:31 AM
Updated: 04/11/2023 02:49 PM
Changes: 03/18/2023 08:31 AM (51), 04/11/2023 02:49 PM (11)
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