Siemens SCALANCE and RUGGEDCOM Devices Improper Input Validation (CVE-2024-53197)

high Tenable OT Security Plugin ID 504585

Synopsis

The remote OT asset is affected by a vulnerability.

Description

ALSA: usb-audio: vulnerability leading to out-of-bound accesses due to a bogus device providing an excessive bNumConfigurations value, which is fixed by ensuring proper allocation in usb_get_configuration.

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: High

ID: 504585

Version: 1.2

Type: remote

Family: Tenable.ot

Published: 11/18/2025

Updated: 11/23/2025

Supported Sensors: Tenable OT Security

Risk Information

VPR

Risk Factor: Medium

Score: 5.1

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 7.5

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

Temporal Vector: CVSS:3.0/E:H/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:siemens:scalance_xrh-300_series_firmware, cpe:/o:siemens:scalance_xc-300_series_firmware, cpe:/o:siemens:scalance_xc-400_series_firmware, cpe:/o:siemens:scalance_xch-300_series_firmware, cpe:/o:siemens:scalance_xrm-300_series_firmware, cpe:/o:siemens:scalance_xcm-300_series_firmware, cpe:/o:siemens:scalance_xr-500_series_firmware, cpe:/o:siemens:ruggedcom_rst2428p_firmware:3.2, cpe:/o:siemens:scalance_xr-500wg_series_firmware, cpe:/o:siemens:scalance_xr-300_series_firmware

Required KB Items: Tenable.ot/Siemens

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 8/12/2025

Vulnerability Publication Date: 8/12/2025

CISA Known Exploited Vulnerability Due Dates: 4/30/2025

Reference Information

CVE: CVE-2024-53197

CWE: 20

Detections

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