How severe is CVE-2020-27149?

CVE-2020-27149 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2020-27149 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (48th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-27149?

CVE-2020-27149 primarily affects Moxa Nport Ia5150a Firmware. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2020-27149?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2020-27149 published?

CVE-2020-27149 was published on 2021-05-14 and last updated on 2026-06-17.

CVE-2020-27149

CVE-2020-27149 is a medium-severity vulnerability in Moxa Nport Ia5150a Firmware with a CVSS 3.x base score of 6.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v2: 4.0
EPSS exploit prediction: 1% (48th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Moxa Nport Ia5150a Firmware
Published: 2021-05-14
Last modified: 2026-06-17

Description

By exploiting a vulnerability in NPort IA5150A/IA5250A Series before version 1.5, a user with “Read Only” privilege level can send requests via the web console to have the device’s configuration changed.

Frequently asked questions

What is CVE-2020-27149?: By exploiting a vulnerability in NPort IA5150A/IA5250A Series before version 1.5, a user with “Read Only” privilege level can send requests via the web console to have the device’s configuration changed.
How severe is CVE-2020-27149?: CVE-2020-27149 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2020-27149 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (48th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-27149?: CVE-2020-27149 primarily affects Moxa Nport Ia5150a Firmware. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2020-27149?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-27149 published?: CVE-2020-27149 was published on 2021-05-14 and last updated on 2026-06-17.

References

Affected products (3)

cpe:2.3:o:moxa:nport_ia5150a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:moxa:nport_ia5250a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:moxa:nport_ia5450a_firmware:*:*:*:*:*:*:*:*

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