How severe is CVE-2018-19660?

CVE-2018-19660 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2018-19660 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 31% (98th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-19660?

CVE-2018-19660 affects Moxa Nport W2x50a Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-19660?

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-2018-19660 published?

CVE-2018-19660 was published on 2018-12-06 and last updated on 2026-06-17.

CVE-2018-19660

CVE-2018-19660 is a high-severity vulnerability in Moxa Nport W2x50a Firmware with a CVSS 3.x base score of 8.8. Its EPSS exploit-prediction score of 31% places it in the 98th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-78.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 9.0
EPSS exploit prediction: 31% (98th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-78
Affected product: Moxa Nport W2x50a Firmware
Published: 2018-12-06
Last modified: 2026-06-17

Description

An exploitable authenticated command-injection vulnerability exists in the web server functionality of Moxa NPort W2x50A products with firmware before 2.2 Build_18082311. A specially crafted HTTP POST request to /goform/webSettingProfileSecurity can result in running OS commands as the root user.

Frequently asked questions

What is CVE-2018-19660?: An exploitable authenticated command-injection vulnerability exists in the web server functionality of Moxa NPort W2x50A products with firmware before 2.2 Build_18082311. A specially crafted HTTP POST request to /goform/webSettingProfileSecurity can result in running OS commands as the root user.
How severe is CVE-2018-19660?: CVE-2018-19660 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2018-19660 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 31% (98th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-19660?: CVE-2018-19660 affects Moxa Nport W2x50a Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-19660?: 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-2018-19660 published?: CVE-2018-19660 was published on 2018-12-06 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:moxa:nport_w2x50a_firmware:*:*:*:*:*:*:*:*

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