TI-2023-03893 Aliases CVE-2023-4204 GHSA-h5qr-p6v8-2x55

NPort IAW5000A-I/O Series Hardcoded Credential Vulnerability

MEDIUM 42CWE-798Published 2023-08-16 · Updated 2024-10-01

Key facts

Attack vector: Network
Privileges required: None
User interaction: None
Attack complexity: Low
Impact type: Security bypass
Confidentiality · integrity · availability: High · High · High
Fix status: No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-798.

Summary

NPort IAW5000A-I/O Series firmware version v2.2 and prior is affected by a hardcoded credential vulnerabilitywhich poses a potential risk to the security and integrity of the affected device. This vulnerability is attributed to the presence of a hardcoded key, which could potentially facilitate firmware manipulation.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.00385 32nd percentileScored 2026-11-07

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: None
Automatable: No
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
Moxa	NPort IAW5000A-I/O Series	1.0 – 2.2	—	No fix listed	CNA

NPort IAW5000A-I/O Series VendorMoxa Affected 1.0 – 2.2 Fixed in — No fix listed CNA

CPE configurations NVD · 2

CPE	Versions	Role	Vendor
cpe:2.3:o:moxa:nport_iaw5000a-i\/o_firmware::::::::	up to 2.2	Vulnerable	Moxa
cpe:2.3:h:moxa:nport_iaw5000a-i\/o:-:::::::*	not specified by NVD	Running on	Moxa

cpe:2.3:o:moxa:nport_iaw5000a-i\/o_firmware:*:*:*:*:*:*:*:* Versions up to 2.2 Vulnerable ·Moxa
cpe:2.3:h:moxa:nport_iaw5000a-i\/o:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Moxa

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2023-4204
2026-10-03 Alias added: GHSA-h5qr-p6v8-2x55

References

Advisory 1

https://www.moxa.com/en/support/product-support/security-advisory/mpsa-230304-nport-iaw5000a-i-o-series-hardcoded-credential-vulnerability

TI-2020-15438 MOXA NPort IAW5000A-I/O Series CVSS 3.1CRITICAL 9.8
TI-2020-15395 MOXA NPort IAW5000A-I/O Series CVSS 3.1CRITICAL 9.8
TI-2020-15432 MOXA NPort IAW5000A-I/O Series CVSS 3.1CRITICAL 9.8
TI-2020-15440 MOXA NPort IAW5000A-I/O Series CVSS 3.1HIGH 8.8
TI-2020-15436 MOXA NPort IAW5000A-I/O Series CVSS 3.1HIGH 8.8
TI-2023-04539 NPort 5000 Series Firmware Improper Validation of Integrity Check Vulnerability CVSS 3.1HIGH 8.8

See all 7 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences