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Vulnerability record · CVE-2017-12090 · published 5 April 2018

CVE-2017-12090: Rockwellautomation micrologix 1400 b firmware uncontrolled resource consumption vulnerability

Rockwellautomation · Micrologix 1400 B Firmware

An exploitable denial of service vulnerability exists in the processing of snmp-set commands of the Allen Bradley Micrologix 1400 Series B FRN 21.2 and below. A specially crafted snmp-set request, when sent without associated firmware flashing snmp-set commands, can cause a device power cycle resulting in downtime for the device. An attacker can send one packet to trigger this vulnerability.

7.5 CVSS 3.0 High EPSS 4.7% · top 8.4% CWE-400 · Uncontrolled resource consumption
7.5CVSS 3.0 base score, v2 7.8
4.7%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

An exploitable denial of service vulnerability exists in the processing of snmp-set commands of the Allen Bradley Micrologix 1400 Series B FRN 21.2 and below. A specially crafted snmp-set request, when sent without associated firmware flashing snmp-set commands, can cause a device power cycle resulting in downtime for the device. An attacker can send one packet to trigger this vulnerability.

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://www.talosintelligence.com/vulnerability_reports/TALOS-2017-0442 ExploitThird Party Advisory
https://www.talosintelligence.com/vulnerability_reports/TALOS-2017-0442 ExploitThird Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2020-6990Rockwellautomation micrologix 1400 a firmware hard-coded credentials vulnerabilityRockwell Automation MicroLogix 1400 Controllers Series B v21.001 and prior, Series A, all versions, MicroLogix 1100 Controller, all versions, RSLogix…EPSS 4.4%9.8CVE-2017-14470Rockwellautomation micrologix 1400 b firmware vulnerabilityAn exploitable access control vulnerability exists in the data, program, and function file permissions functionality of Allen Bradley Micrologix 1400…EPSS 38%9.8CVE-2017-14473Rockwellautomation micrologix 1400 b firmware vulnerabilityAn exploitable access control vulnerability exists in the data, program, and function file permissions functionality of Allen Bradley Micrologix 1400…EPSS 38%9.8CVE-2017-14471Rockwellautomation micrologix 1400 b firmware vulnerabilityAn exploitable access control vulnerability exists in the data, program, and function file permissions functionality of Allen Bradley Micrologix 1400…EPSS 38%9.8CVE-2017-14472Rockwellautomation micrologix 1400 b firmware vulnerabilityAn exploitable access control vulnerability exists in the data, program, and function file permissions functionality of Allen Bradley Micrologix 1400…EPSS 38%9.8CVE-2017-14465Rockwellautomation micrologix 1400 b firmware vulnerabilityAn exploitable access control vulnerability exists in the data, program, and function file permissions functionality of Allen Bradley Micrologix 1400…EPSS 35%9.8CVE-2017-14463Rockwellautomation micrologix 1400 b firmware vulnerabilityAn exploitable access control vulnerability exists in the data, program, and function file permissions functionality of Allen Bradley Micrologix 1400…EPSS 39%9.8CVE-2017-14468Rockwellautomation micrologix 1400 b firmware vulnerabilityAn exploitable access control vulnerability exists in the data, program, and function file permissions functionality of Allen Bradley Micrologix 1400…EPSS 38%

Source: NIST National Vulnerability Database (record CVE-2017-12090), CISA KEV, FIRST EPSS (scores of 2026-10-10). This page is refreshed as NVD updates the record.