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CVE-2025-8007

Rockwell Automation 1756-ENT2R, EN4TR, EN4TRXT Vulnerability

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.

CVSS 4.0 · 7.1 High EPSS < 1% KEV · Not listed
Vendors
Rockwellautomation
Products
1756-en2tr Series A 1756-en2tr Series A Firmware 1756-en2tr Series B and 8 more
CVE-2024-3493

Rockwell Automation ControlLogix and GaurdLogix Vulnerable to Major Nonrecoverable Fault Due to Invalid Header Value

A specific malformed fragmented packet type (fragmented packets may be generated automatically by devices that send large amounts of data) can cause a major nonrecoverable fault (MNRF) Rockwell Automation's ControlLogix 5580, Guard Logix 5580, CompactLogix 5380, and 1756-EN4TR. If exploited, the affected product will become unavailable and require a manual restart to recover it. Additionally, an MNRF could result in a loss of view and/or control of connected devices.

CVSS 3.1 · 8.6 High EPSS < 1% KEV · Not listed
Vendors
Rockwellautomation
Products
1756-en4tr 1756-en4tr Firmware Compact Guardlogix 5380 and 13 more
CVE-2023-3596

Rockwell Automation Allen-Bradley ControlLogix Communication Modules vulnerable to Denial of Service

Where this vulnerability exists in the Rockwell Automation 1756-EN4* Ethernet/IP communication products, it could allow a malicious user to cause a denial of service by asserting the target system through maliciously crafted CIP messages.

CVSS 3.1 · 7.5 High EPSS 3.7% KEV · Not listed
Vendors
Rockwellautomation
Products
1756-en4tr 1756-en4tr Firmware 1756-en4trk and 3 more
CVE-2024-8626

Logix Controllers Vulnerable to Denial-of-Service Vulnerability

Due to a memory leak, a denial-of-service vulnerability exists in the Rockwell Automation affected products. A malicious actor could exploit this vulnerability by performing multiple actions on certain web pages of the product causing the affected products to become fully unavailable and require a power cycle to recover.

CVSS 4.0 · 8.7 High EPSS < 1% KEV · Not listed
Vendors
Rockwellautomation
Products
1756-en4tr 1756-en4tr Firmware Compact Guardlogix 5380 and 9 more