What is CVE-2023-39981?

CVE-2023-39981 is a high-severity vulnerability in Moxa Mxsecurity Series, classified under Missing Authentication for Critical Function. CVSS score: 7.5/10. Published 2023-09-02.

How severe is CVE-2023-39981?

High severity. CVSS v3 base score is 7.5 out of 10.

Is CVE-2023-39981 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Auth bypass in Moxa Mxsecurity Series

CVE-2023-39981

A vulnerability that allows for unauthorized access has been discovered in MXsecurity versions prior to v1.0.1. This vulnerability arises from inadequate authentication measures, potentially leading to the disclosure of device information…

Vulnerability class: Broken Authentication

EPSS: 0.003 (51.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

Affected products

Moxa Mxsecurity Series — versions 1.0

Weakness classification (CWE)

CWE-306 — Missing Authentication for Critical Function

Public proof-of-concept exploits

fkie-cad/nvd-json-data-feeds

References

www.moxa.com/en/support/product-support/security-advisory/mpsa-230403-mxsecurit… (vendor-advisory)

Frequently asked questions

What is CVE-2023-39981?: CVE-2023-39981 is a high-severity vulnerability in Moxa Mxsecurity Series, classified under Missing Authentication for Critical Function. CVSS score: 7.5/10. Published 2023-09-02.
How severe is CVE-2023-39981?: High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2023-39981 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.