CVE-2023-33920 MEDIUM

CVE-2023-33920

Vendor Siemens
Product CP-8031 MASTER MODULE
Weakness CWE-798 · Hardcoded credentials
Published June 13, 2023
Last update February 13, 2025
View on NVD All CVEs

CVSS base score

6.8/10
Attack vector Physical
Attack complexity Low
Privileges required None
User interaction None
Confidentiality High
Integrity High

CVSS vector

CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C

What the vulnerability does

01Description

A vulnerability has been identified in CP-8031 MASTER MODULE (All versions < CPCI85 V05), CP-8050 MASTER MODULE (All versions < CPCI85 V05). The affected devices contain the hash of the root password in a hard-coded form, which could be exploited for UART console login to the device. An attacker with direct physical access could exploit this vulnerability.

Key dates

02Disclosure timeline

June 13, 2023 CVE published
February 13, 2025 Record updated