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ICS Advisories

Advisories specifically aimed at industrial control systems — from CISA ICS-CERT and directly from vendors (including Siemens, ABB, Schneider Electric, WAGO and Phoenix Contact) — including revision history (initial publication, Update A, Update B) and linked CVEs.

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Advisory data: live connection— last retrieved: 7 November 2026 at 03:37.

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VDE-2025-094

Janitza: Vulnerability in Modbus interface of UMG 96-PA and UMG 96-PA-MID+

Janitza — UMG 96-PA

Janitza PSIRThigh

Published

24 November 2025

Last update

24 November 2025

Linked CVEs

Affected sectors

Risk evaluation

A vulnerability in the devices UMG 96-PA and UMG 96-PA-MID+ enables an unauthenticated remote attacker to cause the device to become unavailable.

Mitigation summary

It is strongly advised to operate the device in a closed network protected by a suitable firewall. Network access to the device should be limited to only enable necessary components to access it. Special focus should be on the Modbus protocol as the core communication protocol of the device.

Revision history (1)
  1. Initial publication — 24 November 2025

    Initial release.

Official source: Janitza PSIRT