No exploitation reported

CVE-2019-9096

No exploitation reported by the sources we read.

Published2020-03-11
WeaknessCWE-521

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

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. Insufficient password requirements for the MGate web application may allow an attacker to gain access by brute-forcing account passwords.

Timeline

dates in UTC

2020-03-1115:15CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-23 18:48 UTC

Indicators tagged with this CVE, per day0 indicators over 7 days

Block these indicators

Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2019-9096?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2019-9096?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD

Moxa mb3170 firmwareversion to verify

Branch	Affected	Fixed in	Source
4.0	≤ 4.0	no fix published	NVD

Moxa mb3180 firmwareversion to verify

Branch	Affected	Fixed in	Source
2.0	≤ 2.0	no fix published	NVD

Moxa mb3270 firmwareversion to verify

Branch	Affected	Fixed in	Source
4.0	≤ 4.0	no fix published	NVD

3 more products in the sources.

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Distribution builds and vendor advisories

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Vendor advisories

ICSA-20-056-01 CISA6 known affected
Moxa MB3xxx Series Protocol Gateways
MB3280 series: firmware Version 3.0 or lower · MB3270 series: firmware Version 4.0 or lower · MB3170 series: firmware Version 4.0 or lower · +3 more

Full record on NVD

Fix

Mitigation from the vendor CISA ICSA-20-056-01 · 6 productsMB3170 Series: Download the new firmware.
Mitigation from the vendor CISA ICSA-20-056-01 · 6 productsMB3270 Series: Download the new firmware.
Mitigation from the vendor CISA ICSA-20-056-01 · 6 productsMB3180 Series: Download the new firmware. Moxa also recommends users follow below instructions to mitigate potential risks:',https://www.moxa.com/support/product-support/software-and-documentation/search?psid=56829icsa-20-056-01.json,vendor_fix,Upgrade to the latest firmware and disable HTTP and Te…
Mitigation from the vendor CISA ICSA-20-056-01 · 6 productsUse a VPN tunnel for a secure and protected connection between the devices and host PC.
Mitigation from the vendor CISA ICSA-20-056-01 · 6 productsMB3280 Series: Download the new firmware.
Mitigation from the vendor CISA ICSA-20-056-01 · 6 productsMB3480 Series: Download the new firmware.

Advisories and patches

www.moxa.comVendor Advisory

Detection

Nuclei template: none so far
Exploit-DB: no entry
Proof-of-concept repositories: none listed

Sources

NVDCVSS 3.19.8read 2026-10-23
CNACVSS 3.09.8read 2026-10-23
NVDCVSS 2.05read 2026-10-23
NVDweakness (CWE)CWE-521read 2026-10-23
FIRST EPSSEPSS score1.8 %2026-10-22

Technical details

CVSS v3 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published: 2020-03-11
Last Modified: 2026-06-17
NVD status: Modified

Frequently asked questions

What is CVE-2019-9096?

Is CVE-2019-9096 actively exploited?

Active exploitation of CVE-2019-9096 has not been confirmed. Its EPSS score was 1.8% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2019-9096?

CVE-2019-9096 has a CVSS v3 base score of 9.8 (CRITICAL severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

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