How severe is CVE-2017-14028?

CVE-2017-14028 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2017-14028 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-14028?

CVE-2017-14028 primarily affects Moxa Nport 5110 Firmware. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2017-14028?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2017-14028 published?

CVE-2017-14028 was published on 2017-11-16 and last updated on 2026-06-17.

CVE-2017-14028

CVE-2017-14028 is a high-severity vulnerability in Moxa Nport 5110 Firmware with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-400.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 2% (73rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-400
Affected product: Moxa Nport 5110 Firmware
Published: 2017-11-16
Last modified: 2026-06-17

Description

A Resource Exhaustion issue was discovered in Moxa NPort 5110 Version 2.2, NPort 5110 Version 2.4, NPort 5110 Version 2.6, NPort 5110 Version 2.7, NPort 5130 Version 3.7 and prior, and NPort 5150 Version 3.7 and prior. An attacker may be able to exhaust memory resources by sending a large amount of TCP SYN packets.

Frequently asked questions

What is CVE-2017-14028?: A Resource Exhaustion issue was discovered in Moxa NPort 5110 Version 2.2, NPort 5110 Version 2.4, NPort 5110 Version 2.6, NPort 5110 Version 2.7, NPort 5130 Version 3.7 and prior, and NPort 5150 Version 3.7 and prior. An attacker may be able to exhaust memory resources by sending a large amount of TCP SYN packets.
How severe is CVE-2017-14028?: CVE-2017-14028 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2017-14028 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-14028?: CVE-2017-14028 primarily affects Moxa Nport 5110 Firmware. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2017-14028?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2017-14028 published?: CVE-2017-14028 was published on 2017-11-16 and last updated on 2026-06-17.

References

Affected products (6)

cpe:2.3:o:moxa:nport_5110_firmware:2.2:*:*:*:*:*:*:*
cpe:2.3:o:moxa:nport_5110_firmware:2.4:*:*:*:*:*:*:*
cpe:2.3:o:moxa:nport_5110_firmware:2.6:*:*:*:*:*:*:*
cpe:2.3:o:moxa:nport_5110_firmware:2.7:*:*:*:*:*:*:*
cpe:2.3:o:moxa:nport_5130_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:moxa:nport_5150_firmware:*:*:*:*:*:*:*:*

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