Skip to content
Fencer Vulns
medium 6.5

CVE-2025-8008 json

Rockwell Automation 1756-ENT2R, EN4TR, EN4TRXT Vulnerability

published 2025-09-09 13 mo ago modified 2026-06-17 4 mo ago also EUVD-2025-29760

cvss
6.5
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.7%
EPSS 0.7% chance of exploitation in 30 days, percentile 52%
public exploits
0
none known

Summary

A security issue exists in the protected mode of EN4TR devices, where sending specifically crafted messages during a Forward Close operation can cause the device to crash.

Patch / fix

  • rockwellautomation 1756-en2tr_series_a_firmware 7.001
  • rockwellautomation 1756-en2tr_series_b_firmware 7.001
  • rockwellautomation 1756-en2tr_series_c_firmware 7.001
  • rockwellautomation 1756-en4tr_firmware 7.001
  • rockwellautomation 1756-en4trxt_firmware 7.001

Vendor advisories

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

cisa ICSA-25-226-31 updated cvss 6.5

Rockwell Automation 1756-EN4TR, 1756-EN4TRXT (Update B)

  • Rockwell Automation 1756-EN4TR <=6.001 Rockwell Automation 1756-EN4TRXT <=6.001
    affected: mitigation “Rockwell Automation recommends users upgrade their devices to 7.001 or later. The update can be downloaded from Rockwell Automation's website.” 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
no
Technical impact
partial
Assessed
13 mo ago

Exploit prediction

0.68% chance of exploitation in the next 30 days, higher than 52% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 4.0 7.1 CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
CNA 4.0 7.1 CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
NVD 3.1 6.5 CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected products

  • Rockwell Automation 1756-ENT2R, 1756-EN4TR, 1756-EN4TRXT

Classification

Weakness
  • CWE-755 Improper Handling of Exceptional Conditions

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.