VYPR

1756 En4tr Firmware

by Rockwellautomation

CVEs (5)

  • CVE-2024-3493HigApr 15, 2024
    risk 0.56cvss 8.6epss 0.01

    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…

  • CVE-2024-8626HigOct 8, 2024
    risk 0.49cvss 7.5epss 0.01

    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…

  • CVE-2023-3596HigJul 12, 2023
    risk 0.49cvss 7.5epss 0.04

    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.

  • CVE-2025-8008MedSep 9, 2025
    risk 0.42cvss 6.5epss 0.01

    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.

  • CVE-2025-8007MedSep 9, 2025
    risk 0.42cvss 6.5epss 0.00

    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.