CVE-2024-21785: Critical severity automationdirect p3-550e firmware vulnerability

Published May 28, 2024
·
Updated

A leftover debug code vulnerability exists in the Telnet Diagnostic Interface functionality of AutomationDirect P3-550E 1.2.10.9. A specially crafted series of network requests can lead to unauthorized access. An attacker can send a sequence of requests to trigger this vulnerability.

Affected Software

19 affected components
AutomationDirect P3-550E
All of the following
Any of the following
AutomationDirect P3-550E firmware=1.2.10.9
AutomationDirect P3-550E firmware=4.1.1.10
AutomationDirect P3-550E
All of the following
Any of the following
AutomationDirect P3-550 Firmware=1.2.10.9
AutomationDirect P3-550 Firmware=4.1.1.10
AutomationDirect P3-550
All of the following
Any of the following
AutomationDirect P3-530 Firmware=1.2.10.9
AutomationDirect P3-530 Firmware=4.1.1.10
AutomationDirect P3-530
All of the following
Any of the following
AutomationDirect P2-550 Firmware=1.2.10.10
AutomationDirect P2-550 Firmware=4.1.1.10
AutomationDirect P2-550
All of the following
Any of the following
AutomationDirect P1-550 Firmware=1.2.10.10
AutomationDirect P1-550 Firmware=4.1.1.10
AutomationDirect P1-550
All of the following
Any of the following
AutomationDirect P1-540 Firmware=1.2.10.10
AutomationDirect P1-540 Firmware=4.1.1.10
AutomationDirect P1-540

Event History

May 28, 2024
CVE Published
via MITRE·03:30 PM
Data Sourced
via MITRE·03:30 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·04:15 PM
DescriptionSeverityWeaknessAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2024-21785?

CVE-2024-21785 is classified as a critical vulnerability due to the potential for unauthorized access via the Telnet Diagnostic Interface.

2

How do I fix CVE-2024-21785?

To fix CVE-2024-21785, update the AutomationDirect P3-550E to a patched version that addresses this debug code vulnerability.

3

What systems are affected by CVE-2024-21785?

CVE-2024-21785 affects AutomationDirect P3-550E versions up to 1.2.10.9 that utilize the Telnet Diagnostic Interface.

4

What can an attacker do exploiting CVE-2024-21785?

An attacker exploiting CVE-2024-21785 can send specially crafted network requests to gain unauthorized access to the system.

5

Is there a known workaround for CVE-2024-21785?

Currently, there are no documented workarounds for CVE-2024-21785 apart from applying the recommended software update.

Contact

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