Siemens SIPROTEC 5 Small Space of Random Values (CVE-2024-54017)

medium Tenable OT Security Plugin ID 505477

Synopsis

The remote OT asset is affected by a vulnerability.

Description

Affected devices do not use sufficiently random values to create session identifiers. This could allow an unauthenticated remote attacker to brute force a session identifier and gain read access to limited information from the web server without authorization.

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.

See Also

https://support.industry.siemens.com/cs/ww/en/view/109757433/

https://support.industry.siemens.com/cs/ww/en/view/109814150/

https://support.industry.siemens.com/cs/ww/en/view/109796884/

https://cert-portal.siemens.com/productcert/html/ssa-786884.html

Plugin Details

Severity: Medium

ID: 505477

File Name: tenable_ot_siemens_CVE-2024-54017.nasl

Version: 1.1

Type: Remote

Family: Tenable.ot

Published: 6/18/2026

Updated: 6/18/2026

Supported Sensors: Tenable OT Security

Risk Information

VPR

Risk Factor: Low

Score: 2.2

CVSS v3

Risk Factor: Medium

Base Score: 5.3

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

Vulnerability Information

CPE: cpe:/o:siemens:siprotec_5_cp100_firmware, cpe:/o:siemens:siprotec_5_cp050_firmware, cpe:/o:siemens:siprotec_5_cp150_firmware, cpe:/o:siemens:siprotec_5_cp300_firmware

Required KB Items: Tenable.ot/Siemens

Exploit Ease: No known exploits are available

Patch Publication Date: 5/12/2026

Vulnerability Publication Date: 5/12/2026

Reference Information

CVE: CVE-2024-54017

CWE: 334