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This includes the ability to modify, deny, and exfiltrate data passing through the device.</span>\n\n"}], "value": "\nWhere 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.\n\n"}], "impacts": [{"capecId": "CAPEC-100", "descriptions": [{"lang": "en", "value": "CAPEC-100 Overflow Buffers"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "problemTypes": [{"descriptions": [{"cweId": "CWE-787", "description": "CWE-787 Out-of-bounds Write", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"orgId": "b73dd486-f505-4403-b634-40b078b177f0", "shortName": "Rockwell", "dateUpdated": "2023-07-12T13:15:20.247Z"}, "references": [{"url": "https://rockwellautomation.custhelp.com/app/answers/answer_view/a_id/1140010"}], "solutions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "\n\n<ul><li><strong>Update firmware.</strong>&nbsp;Update EN2* ControlLogix communications modules to mitigated firmware.</li><li><strong>Properly segment networks.</strong><span style=\"background-color: var(--wht);\">&nbsp;Given a cyber actor would require network connectivity to the communication module to exploit the vulnerability, organizations should ensure ICS/SCADA networks are properly segmented within the process structure as well as from the Internet and other non-essential networks.</span></li><li><strong>Implement detection signatures.</strong><span style=\"background-color: var(--wht);\">&nbsp;Use appended Snort signatures to monitor and detect anomalous Common Industrial Protocol (CIP) packets to Rockwell Automation devices.</span></li></ul>\n\n"}], "value": "\n * Update firmware.\u00a0Update EN2* ControlLogix communications modules to mitigated firmware.\n * Properly segment networks.\u00a0Given a cyber actor would require network connectivity to the communication module to exploit the vulnerability, organizations should ensure ICS/SCADA networks are properly segmented within the process structure as well as from the Internet and other non-essential networks.\n * Implement detection signatures.\u00a0Use appended Snort signatures to monitor and detect anomalous Common Industrial Protocol (CIP) packets to Rockwell Automation devices.\n\n\n\n\n"}], "source": {"discovery": "UNKNOWN"}, "title": "Rockwell Automation ControlLogix Communication Modules Vulnerable to Remote Code Execution", "x_generator": {"engine": "Vulnogram 0.1.0-dev"}}}}

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