CVE-2021-46304

CVE-2021-46304

Vendor Siemens
Product CP-8000 MASTER MODULE WITH I/O -25/+70°C
Weakness CWE-284
Published August 10, 2022
Last update October 20, 2025

CVSS base score

What the vulnerability does

01Description

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.

Key dates

02Disclosure timeline

August 10, 2022 CVE published
October 20, 2025 Record updated