CVE-2020-9435 : PHOENIX CONTACT TC ROUTER 3002T-4G through 2.05.3, TC ROUTER 2002T-3G through 2.05.3, TC ROUTER 3002T-4G VZW through 2.0

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.

Published 2020-03-12 14:15:22

Updated 2020-03-16 15:47:08

Source MITRE

View at NVD, CVE.org

Products affected by CVE-2020-9435

Phoenixcontact » Tc Router 3002t-4g Firmware
Versions up to, including, (<=) 2.05.3
cpe:2.3:o:phoenixcontact:tc_router_3002t-4g_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Phoenixcontact » Tc Router 3002t-4g » Version: N/A
Phoenixcontact » Tc Router 2002t-3g Firmware
Versions up to, including, (<=) 2.05.3
cpe:2.3:o:phoenixcontact:tc_router_2002t-3g_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Phoenixcontact » Tc Router 2002t-3g » Version: N/A
Phoenixcontact » Tc Router 3002t-4g Vzw Firmware
Versions up to, including, (<=) 2.05.3
cpe:2.3:o:phoenixcontact:tc_router_3002t-4g_vzw_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Phoenixcontact » Tc Router 3002t-4g Vzw » Version: N/A
Phoenixcontact » Tc Router 3002t-4g Att Firmware
Versions up to, including, (<=) 2.05.3
cpe:2.3:o:phoenixcontact:tc_router_3002t-4g_att_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Phoenixcontact » Tc Router 3002t-4g Att » Version: N/A
Phoenixcontact » Tc Cloud Client 1002-4g Firmware
Versions up to, including, (<=) 2.03.17
cpe:2.3:o:phoenixcontact:tc_cloud_client_1002-4g_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Phoenixcontact » Tc Cloud Client 1002-4g » Version: N/A
Phoenixcontact » Tc Cloud Client 1002-txtx Firmware
Versions up to, including, (<=) 1.03.17
cpe:2.3:o:phoenixcontact:tc_cloud_client_1002-txtx_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Phoenixcontact » Tc Cloud Client 1002-txtx » Version: N/A

Exploit prediction scoring system (EPSS) score for CVE-2020-9435

EPSS FAQ

0.12%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 45 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2020-9435

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
5.0	MEDIUM	AV:N/AC:L/Au:N/C:P/I:N/A:N	10.0	2.9	NIST
Access Vector: Network Access Complexity: Low Authentication: None Confidentiality Impact: Partial Integrity Impact: None Availability Impact: None
7.5	HIGH	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N	3.9	3.6	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: High Integrity: None Availability: None

CWE ids for CVE-2020-9435

CWE-798 Use of Hard-coded Credentials

The product contains hard-coded credentials, such as a password or cryptographic key.

Assigned by: nvd@nist.gov (Primary)

References for CVE-2020-9435

http://packetstormsecurity.com/files/156729/Phoenix-Contact-TC-Router-TC-Cloud-Client-Command-Injection.html

Phoenix Contact TC Router / TC Cloud Client Command Injection ≈ Packet Storm
Exploit;Third Party Advisory

CVEs referencing this url
https://cert.vde.com/en-us/advisories/

Advisories — English (USA)
Third Party Advisory

CVEs referencing this url
http://seclists.org/fulldisclosure/2020/Mar/15

Full Disclosure: SEC Consult SA-20200312-0 :: Authenticated Command Injection in Phoenix Contact TC Router & TC Cloud Client
Exploit;Third Party Advisory

CVEs referencing this url
https://cert.vde.com/en-us/advisories/vde-2020-003

PHOENIX CONTACT: TC Router and TC Cloud Client multiple vulnerabilities — English (USA)
Third Party Advisory

CVEs referencing this url

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Vulnerability Details : CVE-2020-9435

Products affected by CVE-2020-9435

Exploit prediction scoring system (EPSS) score for CVE-2020-9435

CVSS scores for CVE-2020-9435

CWE ids for CVE-2020-9435

References for CVE-2020-9435