Auth bypass in Moxa Iologik 4000 Series

CVE-2023-4227

A vulnerability has been identified in the ioLogik 4000 Series (ioLogik E4200) firmware versions v1.6 and prior, which can be exploited by malicious actors to potentially gain unauthorized access to the product. This could lead to security breaches, data theft, and unauthorized manipulation of sensitive information. The vulnerability is attributed to the presence of an unauthorized service, which could potentially enable unauthorized access to the. device.

EPSS: 0.003 (22.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2023-4227?
CVE-2023-4227 is a medium-severity vulnerability in Moxa Iologik 4000 Series, classified under Active Debug Code. CVSS score: 5.3/10. Published 2023-08-24.
How severe is CVE-2023-4227?
Medium severity. CVSS v3 base score is 5.3 out of 10.
Is CVE-2023-4227 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.