CVE-2021-39279

Moxa Command Injection / Cross Site Scripting / Vulnerable Software

Severity Score

8.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

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.

Determinados dispositivos MOXA permiten una inyección de comandos autenticados por medio de /forms/web_importTFTP. Esto afecta a WAC-2004 versión 1.7, WAC-1001 versión 2.1, WAC-1001-T versión 2.1, OnCell G3470A-LTE-EU versión 1.7, OnCell G3470A-LTE-EU-T versión 1.7, TAP-323-EU-CT-T versión 1.3, TAP-323-US-CT-T versión 1.3, TAP-323-JP-CT-T versión 1.3, WDR-3124A-EU versión 2.3, WDR-3124A-EU-T versión 2.3, WDR-3124A-US versión 2.3 y WDR-3124A-US-T versión 2.3

Many Moxa devices suffer from command injection, cross site scripting, and outdated software vulnerabilities.

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

Single

Confidentiality

Complete

Integrity

Complete

Availability

Complete

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2021-08-18 CVE Reserved
2021-09-01 CVE Published
2021-09-09 First Exploit
2024-08-04 CVE Updated
2024-08-26 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

CAPEC

References (2)

URL	Tag	Source

URL	Date	SRC
https://packetstormsecurity.com/files/164014	2021-09-09

URL	Date	SRC

URL	Date	SRC
https://www.moxa.com	2021-09-09

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Moxa Search vendor "Moxa"	Wac-2004 Firmware Search vendor "Moxa" for product "Wac-2004 Firmware"	1.7 Search vendor "Moxa" for product "Wac-2004 Firmware" and version "1.7"	-	Affected	in	Moxa Search vendor "Moxa"	Wac-2004 Search vendor "Moxa" for product "Wac-2004"	-	-	Safe
Moxa Search vendor "Moxa"	Wac-1001 Firmware Search vendor "Moxa" for product "Wac-1001 Firmware"	2.1 Search vendor "Moxa" for product "Wac-1001 Firmware" and version "2.1"	-	Affected	in	Moxa Search vendor "Moxa"	Wac-1001 Search vendor "Moxa" for product "Wac-1001"	-	-	Safe
Moxa Search vendor "Moxa"	Wac-1001-t Firmware Search vendor "Moxa" for product "Wac-1001-t Firmware"	2.1 Search vendor "Moxa" for product "Wac-1001-t Firmware" and version "2.1"	-	Affected	in	Moxa Search vendor "Moxa"	Wac-1001-t Search vendor "Moxa" for product "Wac-1001-t"	-	-	Safe
Moxa Search vendor "Moxa"	Oncell G3470a-lte-eu Firmware Search vendor "Moxa" for product "Oncell G3470a-lte-eu Firmware"	1.7 Search vendor "Moxa" for product "Oncell G3470a-lte-eu Firmware" and version "1.7"	-	Affected	in	Moxa Search vendor "Moxa"	Oncell G3470a-lte-eu Search vendor "Moxa" for product "Oncell G3470a-lte-eu"	-	-	Safe
Moxa Search vendor "Moxa"	Oncell G3470a-lte-eu-t Firmware Search vendor "Moxa" for product "Oncell G3470a-lte-eu-t Firmware"	1.7 Search vendor "Moxa" for product "Oncell G3470a-lte-eu-t Firmware" and version "1.7"	-	Affected	in	Moxa Search vendor "Moxa"	Oncell G3470a-lte-eu-t Search vendor "Moxa" for product "Oncell G3470a-lte-eu-t"	-	-	Safe
Moxa Search vendor "Moxa"	Tap-323-eu-ct-t Firmware Search vendor "Moxa" for product "Tap-323-eu-ct-t Firmware"	1.3 Search vendor "Moxa" for product "Tap-323-eu-ct-t Firmware" and version "1.3"	-	Affected	in	Moxa Search vendor "Moxa"	Tap-323-eu-ct-t Search vendor "Moxa" for product "Tap-323-eu-ct-t"	-	-	Safe
Moxa Search vendor "Moxa"	Tap-323-us-ct-t Firmware Search vendor "Moxa" for product "Tap-323-us-ct-t Firmware"	1.3 Search vendor "Moxa" for product "Tap-323-us-ct-t Firmware" and version "1.3"	-	Affected	in	Moxa Search vendor "Moxa"	Tap-323-us-ct-t Search vendor "Moxa" for product "Tap-323-us-ct-t"	-	-	Safe
Moxa Search vendor "Moxa"	Tap-323-jp-ct-t Firmware Search vendor "Moxa" for product "Tap-323-jp-ct-t Firmware"	1.3 Search vendor "Moxa" for product "Tap-323-jp-ct-t Firmware" and version "1.3"	-	Affected	in	Moxa Search vendor "Moxa"	Tap-323-jp-ct-t Search vendor "Moxa" for product "Tap-323-jp-ct-t"	-	-	Safe
Moxa Search vendor "Moxa"	Wdr-3124a-eu Firmware Search vendor "Moxa" for product "Wdr-3124a-eu Firmware"	2.3 Search vendor "Moxa" for product "Wdr-3124a-eu Firmware" and version "2.3"	-	Affected	in	Moxa Search vendor "Moxa"	Wdr-3124a-eu Search vendor "Moxa" for product "Wdr-3124a-eu"	-	-	Safe
Moxa Search vendor "Moxa"	Wdr-3124a-eu-t Firmware Search vendor "Moxa" for product "Wdr-3124a-eu-t Firmware"	2.3 Search vendor "Moxa" for product "Wdr-3124a-eu-t Firmware" and version "2.3"	-	Affected	in	Moxa Search vendor "Moxa"	Wdr-3124a-eu-t Search vendor "Moxa" for product "Wdr-3124a-eu-t"	-	-	Safe
Moxa Search vendor "Moxa"	Wdr-3124a-us Firmware Search vendor "Moxa" for product "Wdr-3124a-us Firmware"	2.3 Search vendor "Moxa" for product "Wdr-3124a-us Firmware" and version "2.3"	-	Affected	in	Moxa Search vendor "Moxa"	Wdr-3124a-us Search vendor "Moxa" for product "Wdr-3124a-us"	-	-	Safe
Moxa Search vendor "Moxa"	Wdr-3124a-us-t Firmware Search vendor "Moxa" for product "Wdr-3124a-us-t Firmware"	2.3 Search vendor "Moxa" for product "Wdr-3124a-us-t Firmware" and version "2.3"	-	Affected	in	Moxa Search vendor "Moxa"	Wdr-3124a-us-t Search vendor "Moxa" for product "Wdr-3124a-us-t"	-	-	Safe