What is CVE-2019-9104?

CVE-2019-9104 is a high-severity vulnerability in Moxa Mb3170, classified under Cleartext Storage of Sensitive Information. CVSS score: 7.5/10. Published 2020-03-11.

How severe is CVE-2019-9104?

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

Vulnerability in Moxa Mb3170

CVE-2019-9104

An issue was discovered on Moxa MGate MB3170 and MB3270 devices before 4.1, MB3280 and MB3480 devices before 3.1, MB3660 devices before 2.3, and MB3180 devices before 2.1. The application's configuration file contains parameters that represent passwords in cleartext.

Published 2020-03-11 · last modified 2026-06-17.

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.

EPSS exploit prediction

EPSS: 0.010 (61.7th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 62nd percentile — 61.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000

Affected products

Weakness classification (CWE)

References

www.us-cert.gov/ics/advisories/icsa-20-056-01 (US Government Resource, Third Party Advisory)
www.moxa.com/en/support/support/security-advisory/mb3710-3180-3270-3280-3480-36… (Vendor Advisory)

Frequently asked questions

What is CVE-2019-9104?: CVE-2019-9104 is a high-severity vulnerability in Moxa Mb3170, classified under Cleartext Storage of Sensitive Information. CVSS score: 7.5/10. Published 2020-03-11.
How severe is CVE-2019-9104?: High severity. CVSS v3 base score is 7.5 out of 10.