Rockwell Automation Input/Output Device Vulnerable to Major Nonrecoverable Fault

published 2024-04-15 2 y ago modified 2026-06-17 4 mo ago also EUVD-2024-27375

cvss: 7.5; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 2.6%; EPSS 2.6% chance of exploitation in 30 days, percentile 85%
public exploits: 0; none known

An input validation vulnerability exists in the Rockwell Automation 5015-AENFTXT that causes the secondary adapter to result in a major nonrecoverable fault (MNRF) when malicious input is entered. If exploited, the availability of the device will be impacted, and a manual restart is required. Additionally, a malformed PTP packet is needed to exploit this vulnerability.

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

cisa ICSA-24-102-09 updated 2024-04-25 cvss 7.5

Rockwell Automation 5015-AENFTXT (Update A)

Rockwell Automation 5015-AENFTXT >=v2.011, <v2.012
affected: mitigation “Rockwell Automation recommends updating to v2.012” rockwellautomation.com

From CISA ICS and IT advisories (CSAF, https://github.com/cisagov/CSAF), a U.S. Government work; changed: reduced to products, statuses and remediations. CISA notification · csaf

CISA SSVC

Exploitation: none
Automatable: yes
Technical impact: partial
Assessed: 2 y ago (2024-04-19)

Exploit prediction

2.61% chance of exploitation in the next 30 days, higher than 85% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	7.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD	3.1	7.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected products

Rockwell Automation 5015-AENFTXT
rockwellautomation 5015_aenftxt

Classification

Weakness

CWE-20 Improper Input Validation

References

rockwellautomation.com /en-us/support/advisory.SD1667.html
broken-link, vendor-advisory

Sources

CVE List CVE-2024-2424
NVD CVE-2024-2424

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Summary