Vulnerability Details : CVE-2021-45033

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.
Published 2022-01-11 12:15:10
Updated 2022-01-19 13:32:25
Source Siemens AG
View at NVD,   CVE.org

Exploit prediction scoring system (EPSS) score for CVE-2021-45033

EPSS FAQ
0.09%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 38 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2021-45033

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
8.5
 HIGH AV:N/AC:M/Au:S/C:C/I:C/A:C
6.8
10.0
 NIST
8.8
 HIGH CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
2.8
5.9
 NIST

CWE ids for CVE-2021-45033

  • The product contains hard-coded credentials, such as a password or cryptographic key.
    Assigned by:
    • nvd@nist.gov (Primary)
    • productcert@siemens.com (Secondary)

References for CVE-2021-45033

Products affected by CVE-2021-45033

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