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1756 En2Tr Series C Firmware

5 CVEs product

Monthly

CVE-2025-8008 HIGH This Month

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. Rated high severity (CVSS 7.1), this vulnerability is no authentication required, low attack complexity. No vendor patch available.

Denial Of Service 1756 En2Tr Series A Firmware 1756 En2Tr Series B Firmware 1756 En2Tr Series C Firmware 1756 En4Tr Firmware +1
NVD
CVSS 4.0
7.1
EPSS
0.0%
CVE-2025-8007 HIGH This Month

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. Rated high severity (CVSS 7.1), this vulnerability is no authentication required, low attack complexity. No vendor patch available.

Denial Of Service 1756 En2Tr Series A Firmware 1756 En2Tr Series B Firmware 1756 En2Tr Series C Firmware 1756 En4Tr Firmware +1
NVD
CVSS 4.0
7.1
EPSS
0.1%
CVE-2023-2262 CRITICAL Act Now

A buffer overflow vulnerability exists in the Rockwell Automation select 1756-EN* communication devices. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Stack Overflow Buffer Overflow Rockwell RCE 1756 En2T Series A Firmware +32
NVD
CVSS 3.1
9.8
EPSS
1.0%
CVE-2023-3595 CRITICAL Act Now

Where this vulnerability exists in the Rockwell Automation 1756 EN2* and 1756 EN3* ControlLogix communication products, it could allow a malicious user to perform remote code execution with. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Memory Corruption Buffer Overflow Rockwell RCE 1756 En2F Series A Firmware +11
NVD
CVSS 3.1
9.8
EPSS
5.0%
CVE-2018-17924 HIGH This Week

Rockwell Automation MicroLogix 1400 Controllers and 1756 ControlLogix Communications Modules An unauthenticated, remote threat actor could send a CIP connection request to an affected device, and. Rated high severity (CVSS 8.6), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Authentication Bypass Rockwell Micrologix 1400 Firmware 1756 Enbt Firmware 1756 Eweb Series A Firmware +13
NVD VulDB
CVSS 3.1
8.6
EPSS
0.1%
EPSS 0% CVSS 7.1
HIGH This Month

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. Rated high severity (CVSS 7.1), this vulnerability is no authentication required, low attack complexity. No vendor patch available.

Denial Of Service 1756 En2Tr Series A Firmware 1756 En2Tr Series B Firmware +3
NVD
EPSS 0% CVSS 7.1
HIGH This Month

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. Rated high severity (CVSS 7.1), this vulnerability is no authentication required, low attack complexity. No vendor patch available.

Denial Of Service 1756 En2Tr Series A Firmware 1756 En2Tr Series B Firmware +3
NVD
EPSS 1% CVSS 9.8
CRITICAL Act Now

A buffer overflow vulnerability exists in the Rockwell Automation select 1756-EN* communication devices. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Stack Overflow Buffer Overflow Rockwell +34
NVD
EPSS 5% CVSS 9.8
CRITICAL Act Now

Where this vulnerability exists in the Rockwell Automation 1756 EN2* and 1756 EN3* ControlLogix communication products, it could allow a malicious user to perform remote code execution with. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Memory Corruption Buffer Overflow Rockwell +13
NVD
EPSS 0% CVSS 8.6
HIGH This Week

Rockwell Automation MicroLogix 1400 Controllers and 1756 ControlLogix Communications Modules An unauthenticated, remote threat actor could send a CIP connection request to an affected device, and. Rated high severity (CVSS 8.6), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Authentication Bypass Rockwell Micrologix 1400 Firmware +15
NVD VulDB

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