CVE-2024-3493

Rockwell Automation ControlLogix and GaurdLogix Vulnerable to Major Nonrecoverable Fault Due to Invalid Header Value

Published Apr 15, 2024 CVSS 3.1 · 8.6 High EPSS < 1% KEV · Not listed
Description

A specific malformed fragmented packet type (fragmented packets may be generated automatically by devices that send large amounts of data) can cause a major nonrecoverable fault (MNRF) Rockwell Automation's ControlLogix 5580, Guard Logix 5580, CompactLogix 5380, and 1756-EN4TR. If exploited, the affected product will become unavailable and require a manual restart to recover it. Additionally, an MNRF could result in a loss of view and/or control of connected devices.

Remediation

Vendor Solution

Affected Product         First Known in Firmware Revision         Corrected in Firmware Revision         ControlLogix® 5580         V35.011         V35.013, V36.011         GuardLogix 5580         V35.011         V35.013, V36.011         CompactLogix 5380         V35.011         V35.013, V36.011         1756-EN4TR         V5.001         V6.001     Users using the affected software and who are not able to upgrade to one of the corrected versions are encouraged to apply security best practices, where possible.   * Security Best Practices https://rockwellautomation.custhelp.com/app/answers/answer_view/a_id/1085012/loc/en_US#__highlight  

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2024-32079 A specific malformed fragmented packet type (fragmented packets may be generated automatically by devices that send large amounts of data) can cause a major nonrecoverable fault (MNRF) Rockwell Automation's ControlLogix 5580, Guard Logix 5580, CompactLogix 5380, and 1756-EN4TR. If exploited, the affected product will become unavailable and require a manual restart to recover it. Additionally, an MNRF could result in a loss of view and/or control of connected devices.
History

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