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CVE-2021-46304

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CVE-2021-46304

Published: Aug 10, 2022

Modified: Oct 20, 2025

PUBLISHED

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.

VendorProductVersions

Siemens

CP-8000 MASTER MODULE WITH I/O -25/+70°C

affected
All versions

Siemens

CP-8000 MASTER MODULE WITH I/O -40/+70°C

affected
All versions

Siemens

CP-8021 MASTER MODULE

affected
All versions

Siemens

CP-8022 MASTER MODULE WITH GPRS

affected
All versions

Weaknesses (CWE)

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