CVE-2020-9435

Phoenix Contact TC Router / TC Cloud Client Command Injection

Severity Score

7.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

PHOENIX CONTACT TC ROUTER 3002T-4G through 2.05.3, TC ROUTER 2002T-3G through 2.05.3, TC ROUTER 3002T-4G VZW through 2.05.3, TC ROUTER 3002T-4G ATT through 2.05.3, TC CLOUD CLIENT 1002-4G through 2.03.17, and TC CLOUD CLIENT 1002-TXTX through 1.03.17 devices contain a hardcoded certificate (and key) that is used by default for web-based services on the device. Impersonation, man-in-the-middle, or passive decryption attacks are possible if the generic certificate is not replaced by a device-specific certificate during installation.

PHOENIX CONTACT TC ROUTER 3002T-4G versiones hasta 2.05.3, TC ROUTER 2002T-3G versiones hasta 2.05.3, TC ROUTER 3002T-4G VZW versiones hasta 2.05.3, TC ROUTER 3002T-4G ATT versiones hasta 2.05.3, TC CLOUD CLIENTE 1002-4G versiones hasta 2.03.17, y los dispositivos TC CLOUD CLIENTE 1002-TXTX versiones hasta 1.03.17, contienen un certificado embebido (y clave) que es usado por defecto para los servicios basados ??en web en el dispositivo. Los ataques de suplantación, de tipo man-in-the-middle o de descifrado pasivo son posibles si el certificado genérico no es reemplazado por un certificado específico del dispositivo durante la instalación.

Phoenix Contact TC Router and TC Cloud Client versions 2.05.3 and below, 2.03.17 and below, and 1.03.17 and below suffer from authenticated command injection and various other vulnerabilities.

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

Partial

Integrity

None

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2020-02-27 CVE Reserved
2020-03-12 CVE Published
2023-10-25 EPSS Updated
2024-08-04 CVE Updated
2024-08-04 First Exploit
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-798: Use of Hard-coded Credentials

CAPEC

References (4)

URL	Tag	Source
https://cert.vde.com/en-us/advisories	Third Party Advisory
https://cert.vde.com/en-us/advisories/vde-2020-003	Third Party Advisory

URL	Date	SRC
http://packetstormsecurity.com/files/156729/Phoenix-Contact-TC-Router-TC-Cloud-Client-Command-Injection.html	2024-08-04
http://seclists.org/fulldisclosure/2020/Mar/15	2024-08-04

URL	Date	SRC

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Phoenixcontact Search vendor "Phoenixcontact"	Tc Router 3002t-4g Firmware Search vendor "Phoenixcontact" for product "Tc Router 3002t-4g Firmware"	<= 2.05.3 Search vendor "Phoenixcontact" for product "Tc Router 3002t-4g Firmware" and version " <= 2.05.3"	-	Affected	in	Phoenixcontact Search vendor "Phoenixcontact"	Tc Router 3002t-4g Search vendor "Phoenixcontact" for product "Tc Router 3002t-4g"	-	-	Safe
Phoenixcontact Search vendor "Phoenixcontact"	Tc Router 2002t-3g Firmware Search vendor "Phoenixcontact" for product "Tc Router 2002t-3g Firmware"	<= 2.05.3 Search vendor "Phoenixcontact" for product "Tc Router 2002t-3g Firmware" and version " <= 2.05.3"	-	Affected	in	Phoenixcontact Search vendor "Phoenixcontact"	Tc Router 2002t-3g Search vendor "Phoenixcontact" for product "Tc Router 2002t-3g"	-	-	Safe
Phoenixcontact Search vendor "Phoenixcontact"	Tc Router 3002t-4g Vzw Firmware Search vendor "Phoenixcontact" for product "Tc Router 3002t-4g Vzw Firmware"	<= 2.05.3 Search vendor "Phoenixcontact" for product "Tc Router 3002t-4g Vzw Firmware" and version " <= 2.05.3"	-	Affected	in	Phoenixcontact Search vendor "Phoenixcontact"	Tc Router 3002t-4g Vzw Search vendor "Phoenixcontact" for product "Tc Router 3002t-4g Vzw"	-	-	Safe
Phoenixcontact Search vendor "Phoenixcontact"	Tc Router 3002t-4g Att Firmware Search vendor "Phoenixcontact" for product "Tc Router 3002t-4g Att Firmware"	<= 2.05.3 Search vendor "Phoenixcontact" for product "Tc Router 3002t-4g Att Firmware" and version " <= 2.05.3"	-	Affected	in	Phoenixcontact Search vendor "Phoenixcontact"	Tc Router 3002t-4g Att Search vendor "Phoenixcontact" for product "Tc Router 3002t-4g Att"	-	-	Safe
Phoenixcontact Search vendor "Phoenixcontact"	Tc Cloud Client 1002-4g Firmware Search vendor "Phoenixcontact" for product "Tc Cloud Client 1002-4g Firmware"	<= 2.03.17 Search vendor "Phoenixcontact" for product "Tc Cloud Client 1002-4g Firmware" and version " <= 2.03.17"	-	Affected	in	Phoenixcontact Search vendor "Phoenixcontact"	Tc Cloud Client 1002-4g Search vendor "Phoenixcontact" for product "Tc Cloud Client 1002-4g"	-	-	Safe
Phoenixcontact Search vendor "Phoenixcontact"	Tc Cloud Client 1002-txtx Firmware Search vendor "Phoenixcontact" for product "Tc Cloud Client 1002-txtx Firmware"	<= 1.03.17 Search vendor "Phoenixcontact" for product "Tc Cloud Client 1002-txtx Firmware" and version " <= 1.03.17"	-	Affected	in	Phoenixcontact Search vendor "Phoenixcontact"	Tc Cloud Client 1002-txtx Search vendor "Phoenixcontact" for product "Tc Cloud Client 1002-txtx"	-	-	Safe