CVE-2021-39279
high-risk
Published 2021-09-07
Certain MOXA devices allow Authenticated Command Injection via /forms/web_importTFTP. 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.
Do I need to act?
~
5.9% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
8
CVSS 8.8/10
High
NETWORK
/ LOW complexity
Affected Products (12)
Wac-2004 Firmware
Wac-1001 Firmware
Wac-1001-T Firmware
Oncell G3470A-Lte-Eu Firmware
Oncell G3470A-Lte-Eu-T Firmware
Tap-323-Eu-Ct-T Firmware
Tap-323-Us-Ct-T Firmware
Tap-323-Jp-Ct-T Firmware
Wdr-3124A-Eu Firmware
Wdr-3124A-Eu-T Firmware
Wdr-3124A-Us Firmware
Wdr-3124A-Us-T Firmware
Affected Vendors
References (3)
Vendor Advisory
https://www.moxa.com
Vendor Advisory
https://www.moxa.com
56
/ 100
high-risk
Severity
30/34 · Critical
Exploitability
9/34 · Low
Exposure
17/34 · Moderate