RCE in Phoenixcontact Tc Cloud Client 1002-4g

CVE-2020-9436

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 allow authenticated users to inject system commands through a modified POST request to a specific URL.

Vulnerability class: Command Injection (OS Command Injection)

EPSS: 0.026 (83.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2020-9436?
CVE-2020-9436 is a high-severity vulnerability in Phoenixcontact Tc Cloud Client 1002-4g, classified under OS Command Injection. CVSS score: 8.8/10. Published 2020-03-12.
How severe is CVE-2020-9436?
High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2020-9436 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.