CVE-2017-12089: High severity rockwell automation micrologix 1400 vulnerability

Published Apr 5, 2018
·
Updated

An exploitable denial of service vulnerability exists in the program download functionality of Allen Bradley Micrologix 1400 Series B FRN 21.2 and before. A specially crafted packet can cause a device fault resulting in halted operations. An attacker can send an unauthenticated packet to trigger this vulnerability.

Affected Software

2 affected components
rockwellautomation Micrologix 1400 B Firmware<=21.2
rockwellautomation Micrologix 1400

Event History

Apr 5, 2018
CVE Published
via MITRE·09:00 PM
Data Sourced
via MITRE·09:00 PM
DescriptionSeverityWeakness
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Frequently Asked Questions

1

What is the vulnerability ID for the denial of service vulnerability in Allen Bradley Micrologix 1400 Series B FRN 21.2 and before?

The vulnerability ID for the denial of service vulnerability in Allen Bradley Micrologix 1400 Series B FRN 21.2 and before is CVE-2017-12089.

2

What is the severity of CVE-2017-12089?

The severity of CVE-2017-12089 is high with a CVSS score of 7.5.

3

How does the denial of service vulnerability in Allen Bradley Micrologix 1400 Series B FRN 21.2 and before occur?

The denial of service vulnerability in Allen Bradley Micrologix 1400 Series B FRN 21.2 and before occurs in the program download functionality.

4

What is the impact of the denial of service vulnerability in Allen Bradley Micrologix 1400 Series B FRN 21.2 and before?

The impact of the denial of service vulnerability in Allen Bradley Micrologix 1400 Series B FRN 21.2 and before is the ability for an attacker to send a specially crafted packet that can cause a device fault resulting in halted operations.

5

Is there a fix for the denial of service vulnerability in Allen Bradley Micrologix 1400 Series B FRN 21.2 and before?

At the time of this writing, there is no known fix for the denial of service vulnerability in Allen Bradley Micrologix 1400 Series B FRN 21.2 and before. It is recommended to follow the recommendations provided by the vendor.

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