CVE-2021-46304

HighCVSS 7.5/10Last modified Jun 17, 2026

Description

A vulnerability has been identified in CP-8000 MASTER MODULE WITH I/O -25/+70°C (All versions), CP-8000 MASTER MODULE WITH I/O -40/+70°C (All versions), CP-8021 MASTER MODULE (All versions), CP-8022 MASTER MODULE WITH GPRS (All versions). The component allows to activate a web server module which provides unauthenticated access to its web pages. This could allow an attacker to retrieve debug-level information from the component such as internal network topology or connected systems.

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Weakness enumeration

CWE-284

Affected software

Vendor	Product	Versions
Siemens	CP-8000 MASTER MODULE WITH I/O -25/+70°C	All versions
Siemens	CP-8000 MASTER MODULE WITH I/O -40/+70°C	All versions
Siemens	CP-8021 MASTER MODULE	All versions
Siemens	CP-8022 MASTER MODULE WITH GPRS	All versions

References

https://cert-portal.siemens.com/productcert/pdf/ssa-185638.pdfVendor Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-185638.pdfVendor Advisory

Timeline

Published: Aug 10, 2022
Last modified: Jun 17, 2026
NVD status: Modified

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