SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2019-9097

A high rate of transit traffic may cause a low-memory condition and a denial of service.

MEDIUM 5.3EPSS 1.50%

Does this matter?

Lower severity and a low EPSS score (1.50%). Track it; it rarely justifies an emergency change on its own.

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. A high rate of transit traffic may cause a low-memory condition and a denial of service.

CVSS 3.1
5.3 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
EPSS
1.50% probability · 74th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Affected
moxa/mb3170 firmware · moxa/mb3270 firmware · moxa/mb3180 firmware · moxa/mb3280 firmware · moxa/mb3480 firmware · moxa/mb3660 firmware
Source
cve@mitre.org
EPSS trend
0%3%5%26 October 2026: 1.50%26 October 202626 October 2026

EPSS 1.5% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.