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CVE-2021-39278

MEDIUMCVSS 6.1/10EPSS 0.91%

Last modified

CVE-2021-39278 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. Certain MOXA devices allow reflected XSS via the Config Import menu. This affects WAC-2004 1.7, WAC-1001 2.1, WAC-1001-T 2.1, OnCell G3470A-LTE-EU 1.7, OnCell G3470A-LTE-EU-T 1.7, TAP-323-EU-CT-T 1.3, TAP-323-US-CT-T 1.3, TAP-323-JP-CT-T 1.3, WDR-3124A-EU 2.3, WDR-3124A-EU-T 2.3, WDR-3124A-US 2.3, and WDR-3124A-US-T 2.3.. EPSS estimates a 0.91% chance of exploitation in the next 30 days.

Description

Certain MOXA devices allow reflected XSS via the Config Import menu. This affects WAC-2004 1.7, WAC-1001 2.1, WAC-1001-T 2.1, OnCell G3470A-LTE-EU 1.7, OnCell G3470A-LTE-EU-T 1.7, TAP-323-EU-CT-T 1.3, TAP-323-US-CT-T 1.3, TAP-323-JP-CT-T 1.3, WDR-3124A-EU 2.3, WDR-3124A-EU-T 2.3, WDR-3124A-US 2.3, and WDR-3124A-US-T 2.3.

Metrics

CVSS 3.1
6.1/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

EPSS Probability
0.91%

55.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
MoxaWac-2004 Firmware1.7
MoxaWac-1001 Firmware2.1
MoxaWac-1001-T Firmware2.1
MoxaOncell G3470a-Lte-Eu Firmware1.7
MoxaOncell G3470a-Lte-Eu-T Firmware1.7
MoxaTap-323-Eu-Ct-T Firmware1.3
MoxaTap-323-Us-Ct-T Firmware1.3
MoxaTap-323-Jp-Ct-T Firmware1.3
MoxaWdr-3124a-Eu Firmware2.3
MoxaWdr-3124a-Eu-T Firmware2.3
MoxaWdr-3124a-Us Firmware2.3
MoxaWdr-3124a-Us-T Firmware2.3

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2021-39278?
Certain MOXA devices allow reflected XSS via the Config Import menu. This affects WAC-2004 1.7, WAC-1001 2.1, WAC-1001-T 2.1, OnCell G3470A-LTE-EU 1.7, OnCell G3470A-LTE-EU-T 1.7, TAP-323-EU-CT-T 1.3, TAP-323-US-CT-T 1.3, TAP-323-JP-CT-T 1.3, WDR-3124A-EU 2.3, WDR-3124A-EU-T 2.3, WDR-3124A-US 2.3, and WDR-3124A-US-T 2.3.
How severe is CVE-2021-39278?
CVE-2021-39278 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 0.91% probability of exploitation in the next 30 days.
How do I fix CVE-2021-39278?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-39278?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST