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CVE-2014-5410

Rockwell Automation Micrologix 1400 Improper Input Validation

HIGH

7.1

CVSS Score

Published: October 3, 2014 at 06:00 PM UTC

Updated: June 17, 2026 at 12:11 AM UTC

1 product affected across 1 vendorAb Micrologix Controller

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Severity

HIGH7.1

Exploit prediction

EPSS 4%

Description

The DNP3 feature on Rockwell Automation Allen-Bradley MicroLogix 1400 1766-Lxxxxx A FRN controllers 7 and earlier and 1400 1766-Lxxxxx B FRN controllers before 15.001 allows remote attackers to cause a denial of service (process disruption) via malformed packets over (1) an Ethernet network or (2) a serial line.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Ab Micrologix Controller · Rockwell Automation

95%

v ≤ 1766-Lxxxxx Series A FRN 7v ≤ 1766-Lxxxxx Series B FRN 15.0001400

Vendor states this is fixed in Series B FRN 15.001 or higher (unaffected)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (4)

Third Party AdvisoryUS Government Resource

Source: [email protected]

https://ics-cert.us-cert.gov/advisories/ICSA-14-254-02

Source: cverecord

https://rockwellautomation.custhelp.com/app/answers/detail/a_id/620295

Source: cverecord

https://www.cisa.gov/news-events/ics-advisories/icsa-14-254-02

Source: cverecord

https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2014/icsa-14-254-02.json

CVSS

7.1HIGHicscert

Vector?

Quick Info

StatusMODIFIED

CWE

CWE-399CWE-20

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