CVE-2019-9099

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 Buffer overflow in the built-in web server allows remote attackers to initiate DoS, and probably to execute arbitrary code (issue 1 of 2).
Classic Buffer Overflow
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
9.8 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
mitreCNA
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.0/AC:L/AV:N/A:H/C:N/I:N/PR:N/S:U/UI:N
CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 90%
VendorProductVersion
moxamb3170_firmware
𝑥
≤ 4.0
moxamb3270_firmware
𝑥
≤ 4.0
moxamb3180_firmware
𝑥
≤ 2.0
moxamb3280_firmware
𝑥
≤ 3.0
moxamb3480_firmware
𝑥
≤ 3.0
moxamb3660_firmware
𝑥
≤ 2.2
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://www.moxa.com/en/support/support/security-advisory/mb3710-3180-3270-3280-3480-3660-vulnerabilities
https://www.us-cert.gov/ics/advisories/icsa-20-056-01
https://www.moxa.com/en/support/support/security-advisory/mb3710-3180-3270-3280-3480-3660-vulnerabilities
https://www.us-cert.gov/ics/advisories/icsa-20-056-01