CVE-2025-8007

7.1 highEPSS 0.3%

High (7.1) in rockwellautomation. EPSS 0.3% chance of exploitation in the next 30 days.

A security issue exists in the protected mode of 1756-EN4TR and 1756-EN2TR communication modules, where a Concurrent Forward Close operation can trigger a Major Non-Recoverable (MNFR) fault. This condition may lead to unexpected system crashes and loss of device availability.

Severity

CVSS 4.0

7.1 high

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

CVSS 3.1

6.5 medium

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS: 0.3% chance of exploitation in the next 30 days; higher than 17% of CVEs (scores of 2026-10-31)
CWE: CWE-20
Published: 2025-09-09
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

rockwellautomation:1756-en2tr_series_a_firmware
rockwellautomation:1756-en2tr_series_b_firmware
rockwellautomation:1756-en2tr_series_c_firmware
rockwellautomation:1756-en4tr_firmware
rockwellautomation:1756-en4trxt_firmware

References

https://www.rockwellautomation.com/en-us/trust-center/security-advisories/advisory.SD1739.html

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