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CVE-2020-12117

MEDIUM
5.3
CVSS Score
Published: May 1, 2020 at 01:41 PM UTC
Updated: June 17, 2026 at 02:51 AM UTC
2 products affected across 1 vendorNport 5100A FirmwareNport 5100A

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Severity
MEDIUM5.3
Exploit prediction
EPSS 1%

Description

Moxa Service in Moxa NPort 5150A firmware version 1.5 and earlier allows attackers to obtain sensitive configuration values via a crafted packet to UDP port 4800. NOTE: Moxa Service is an unauthenticated service that runs upon a first-time installation but can be disabled without ill effect.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Nport 5100A Firmware· Moxa
95%
v ≤ 1.5
moxa-nport-5100a-series (same device)
Nport 5100A· Moxadevice
80%
All versions

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (2)

x_refsource_MISCThird Party Advisory
Source: [email protected]
https://blog.scadafence.com/technical-blog-cve-2020-12117-industrial-iot-insecure-default-configurations
x_refsource_CONFIRMPatchVendor Advisory
Source: [email protected]
https://www.moxa.com/en/support/support/security-advisory/nport-5100a-series-serial-device-servers-vulnerability

CVSS

5.3MEDIUM[email protected]
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
LOW
Integrity
NONE
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-306

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