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.

CVSS v3 4.3 MEDIUM

4.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://rockwellautomation.custhelp.com/app/answers/answer_view/a_id/1138766	Permissions Required Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:rockwellautomation:modbus_tcp_server_add_on_instructions:*:*:*:*:*:*:*:*

History

23 Mar 2023, 20:25

Type	Values Removed	Values Added
References	~~(MISC) https://rockwellautomation.custhelp.com/app/answers/answer_view/a_id/1138766 -~~	(MISC) https://rockwellautomation.custhelp.com/app/answers/answer_view/a_id/1138766 - Permissions Required, Vendor Advisory
CPE		cpe:2.3:a:rockwellautomation:modbus_tcp_server_add_on_instructions::::::::
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 4.3
CWE		CWE-200

17 Mar 2023, 17:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2023-03-17 17:15

Updated : 2024-02-04 23:14

NVD link : CVE-2023-0027

Mitre link : CVE-2023-0027

CVE.ORG link : CVE-2023-0027

JSON object : View

Products Affected

rockwellautomation

modbus_tcp_server_add_on_instructions

CWE

CWE-200

Exposure of Sensitive Information to an Unauthorized Actor

{"id": "CVE-2023-0027", "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 4.3, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "LOW"}, "impactScore": 1.4, "exploitabilityScore": 2.8}, {"type": "Secondary", "source": "PSIRT@rockwellautomation.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.3, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}, "impactScore": 1.4, "exploitabilityScore": 3.9}]}, "published": "2023-03-17T17:15:11.307", "references": [{"url": "https://rockwellautomation.custhelp.com/app/answers/answer_view/a_id/1138766", "tags": ["Permissions Required", "Vendor Advisory"], "source": "PSIRT@rockwellautomation.com"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-200"}]}, {"type": "Secondary", "source": "PSIRT@rockwellautomation.com", "description": [{"lang": "en", "value": "CWE-200"}]}], "descriptions": [{"lang": "en", "value": "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\u2019s Modbus TCP Server AOI information.\n\n"}], "lastModified": "2023-11-07T03:59:28.147", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:rockwellautomation:modbus_tcp_server_add_on_instructions:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "5D5053BE-2C68-4505-8B9D-D80A58C28952", "versionEndExcluding": "2.04.00", "versionStartIncluding": "2.00.00"}], "operator": "OR"}]}], "sourceIdentifier": "PSIRT@rockwellautomation.com"}