Siemens SICAM Q100/Q200 Cleartext Storage of Sensitive Information (CVE-2025-40753)

medium Tenable OT Security Plugin ID 504805

Synopsis

The remote OT asset is affected by a vulnerability.

Description

Affected devices export the password for the SMTP account as plain text in the Configuration File. This could allow an authenticated local attacker to extract it and use the configured SMTP service for arbitrary purposes.

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: 504805

Version: 1.1

Type: remote

Family: Tenable.ot

Published: 11/18/2025

Updated: 11/18/2025

Supported Sensors: Tenable OT Security

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v3

Risk Factor: Medium

Base Score: 6.2

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

Vulnerability Information

CPE: cpe:/o:siemens:power_meter_sicam_q200_series_firmware, cpe:/o:siemens:power_meter_sicam_q100_firmware:2.62

Required KB Items: Tenable.ot/Siemens

Exploit Ease: No known exploits are available

Patch Publication Date: 8/12/2025

Vulnerability Publication Date: 8/12/2025

Reference Information

CVE: CVE-2025-40753

CWE: 312

ICSA: 25-226-16

Detections

Analytics