CVE-2021-45033 Information

Description

A vulnerability has been identified in CP-8000 MASTER MODULE WITH I/O -25/+70°C (All versions < V16.20) CP-8000 MASTER MODULE WITH I/O -40/+70°C (All versions < V16.20) CP-8021 MASTER MODULE (All versions < V16.20) CP-8022 MASTER MODULE WITH GPRS (All versions < V16.20). An undocumented debug port uses hard-coded default credentials. If this port is enabled by a privileged user an attacker aware of the credentials could access an administrative debug shell on the affected device.

CVSS Vector

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

Reference

https://cert-portal.siemens.com/productcert/pdf/ssa-324998.pdf

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

8.8