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ID

VDE-2021-004

Published

2022-06-21 10:00 (CEST)

Last update

2022-07-05 16:10 (CEST)

Vendor(s)

Weidmueller Interface GmbH & Co. KG

Product(s)

Article No° Product Name Affected Version(s)
1334920000 UR20-FBC-EIP 01.00.00 <= 01.08.00

Summary

A critical vulnerability has been discovered in the utilized component EtherNet/IP Adapter Development Kit (EADK) by Pyramid Solutions, Inc.. For details refer to CVE(s).
This vulnerability may allow an attacker to send a specially crafted packet that may result in a denial-of-service condition of the affected products.

The indicated firmware versions are only used on products of hardware version 01.xx.xx.

CVE ID

CVE-2022-1737 

Last Update:

30. August 2024 09:29

Severity

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

Weakness

Out-of-bounds Write  (CWE-787) 

Summary

Pyramid Solutions' affected products, the Developer and DLL kits for EtherNet/IP Adapter and EtherNet/IP Scanner, are vulnerable to an out-of-bounds write, which may allow an unauthorized attacker to send a specially crafted packet that may result in a denial-of-service condition.

Details

nvd.nist.gov 

Reported by

Weidmüller Interface GmbH & Co KG

Impact

Attackers with network access to the EtherNet/IP network may send a specially crafted packet that may result in a denial-of-service condition of the affected products which will cause them to crash. Crashed products will reboot within some seconds.

Solution

Mitigation

Weidmueller strongly recommends applying the following external protective measures:

  • Restrict network access to the EtherNet/IP network containing affected products.
  • If remote access is required, use secure methods such as virtual private networks (VPNs).

Reported by

The vulnerability was discovered by Weidmueller.
CERT@VDE coordinated with Weidmueller and CISA.