CVE-2021-46304

HIGH

CP-8000/8021/8022 - Info Disclosure

Title source: llm
STIX 2.1

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.

References (1)

Core 1
Core References

Scores

CVSS v3 7.5
EPSS 0.0033
EPSS Percentile 55.7%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-284
Status published
Products (4)
siemens/cp-8000_master_module_with_i\/o_-25\/\+70_firmware
siemens/cp-8000_master_module_with_i\/o_-40\/\+70_firmware
siemens/cp-8021_master_module_firmware
siemens/cp-8022_master_module_with_gprs_firmware
Published Aug 10, 2022
Tracked Since Feb 18, 2026