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)
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.026 (84.8th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 85th percentile — 84.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.026 · newest: 0.026 · change: 0.000
Affected products
- Phoenixcontact Tc Cloud Client 1002-4g
- Phoenixcontact Tc Cloud Client 1002-4g Firmware
- Phoenixcontact Tc Cloud Client 1002-Txtx
- Phoenixcontact Tc Cloud Client 1002-Txtx Firmware
- Phoenixcontact Tc Router 2002t-3g
- Phoenixcontact Tc Router 2002t-3g Firmware
- Phoenixcontact Tc Router 3002t-4g
- Phoenixcontact Tc Router 3002t-4g Att
- Phoenixcontact Tc Router 3002t-4g Att Firmware
- Phoenixcontact Tc Router 3002t-4g Firmware
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cert.vde.com/en-us/advisories/ (Third Party Advisory)
- cert.vde.com/en-us/advisories/vde-2020-003 (Third Party Advisory)
- seclists.org/fulldisclosure/2020/Mar/15 (mailing-list, Exploit, Third Party Advisory)
- packetstormsecurity.com/files/156729/Phoenix-Contact-TC-Router-TC-Cloud-Client-… (Exploit, Third Party Advisory)
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.