Siemens SCALANCE and RUGGEDCOM Devices Race Condition (CVE-2025-40569)

medium Tenable OT Security Plugin ID 505103

Synopsis

The remote OT asset is affected by a vulnerability.

Description

The Load Configuration from Local PC functionality in the web interface of affected products contains a race condition vulnerability. This could allow an authenticated remote attacker to make the affected product load an attacker controlled configuration instead of the legitimate one. Successful exploitation requires that a legitimate administrator invokes the functionality and the attacker wins the race condition.

This plugin only works with Tenable.ot.
Please visit https://www.tenable.com/products/tenable-ot for more information.

Solution

Refer to the vendor advisory.

Plugin Details

Severity: Medium

ID: 505103

File Name: tenable_ot_siemens_CVE-2025-40569.nasl

Version: 1.1

Type: remote

Family: Tenable.ot

Published: 2/10/2026

Updated: 2/10/2026

Supported Sensors: Tenable OT Security

Risk Information

VPR

Risk Factor: High

Score: 7.1

CVSS v3

Risk Factor: Medium

Base Score: 4.8

Vector: CVSS:3.0/AV:N/AC:H/PR:L/UI:R/S:U/C:N/I:H/A:N

Vulnerability Information

CPE: cpe:/o:siemens:scalance_xrm334_%282x230_v_ac%2c_12xfo%29_firmware:3.2, cpe:/o:siemens:scalance_xcm324_firmware:3.2, cpe:/o:siemens:scalance_xch328_firmware:3.2, cpe:/o:siemens:scalance_xrm334_%2824_v_dc%2c_12xfo%29_firmware:3.2, cpe:/o:siemens:scalance_xrm334_%2824_v_dc%2c_8xfo%29_firmware:3.2, cpe:/o:siemens:scalance_xcm328_firmware:3.2, cpe:/o:siemens:scalance_xrm334_%282x230_v_ac%2c_8xfo%29_firmware:3.2, cpe:/o:siemens:scalance_xrm334_%28230_v_ac%2c_12xfo%29_firmware:3.2, cpe:/o:siemens:scalance_xrh334_%2824_v_dc%2c_8xfo%2c_cc%29_firmware:3.2, cpe:/o:siemens:scalance_xrm334_%28230v_ac%2c_2x10g%2c_24xsfp%2c_8xsfp%2b%29_firmware:3.2, cpe:/o:siemens:ruggedcom_rst2428p_firmware:3.2, cpe:/o:siemens:scalance_xrm334_%2824v_dc%2c_2x10g%2c_24xsfp%2c_8xsfp%2b%29_firmware:3.2, cpe:/o:siemens:scalance_xrm334_%282x230v_ac%2c_2x10g%2c_24xsfp%2c_8xsfp%2b%29_firmware:3.2, cpe:/o:siemens:scalance_xrm334_%28230_v_ac%2c_8xfo%29_firmware:3.2, cpe:/o:siemens:scalance_xcm332_firmware

Required KB Items: Tenable.ot/Siemens

Exploit Ease: No known exploits are available

Patch Publication Date: 6/10/2025

Vulnerability Publication Date: 6/10/2025

Reference Information

CVE: CVE-2025-40569

CWE: 362

Detections

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