CVE-2020-9435 json
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 3002…
published 6y ago modified 4mo ago also EUVD-2020-30255
- cvss
- 7.5
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.2%
- EPSS 1.2% chance of exploitation in 30 days, percentile 67%
- public exploits
- 0
- none known
Summary
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.
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Check with FencerExploit prediction
1.16% chance of exploitation in the next 30 days, higher than 67% of all scored CVEs (FIRST EPSS, 2026-11-09).
Exploits and checks
- seclists.org http://seclists.org/fulldisclosure/2020/Mar/15 referenced PoC, tagged "exploit" by a source, unverified
- packetstormsecurity.com http://packetstormsecurity.com/files/156729/Phoenix-Contact-TC-Router-TC-Cloud-Client-Command-Injection.html referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
| NVD | 2.0 | 5.0 | AV:N/AC:L/Au:N/C:P/I:N/A:N |
Classification
- Weakness
-
- CWE-798 Use of Hard-coded Credentials
References
-
seclists.org
/fulldisclosure/2020/Mar/15
mailing-list, exploit, third-party-advisory
-
packetstormsecurity.com
/files/156729/Phoenix-Contact-TC-Router-TC-Cloud-Client-Command-Injection.html
exploit, third-party-advisory
-
cert.vde.com
/en-us/advisories/
third-party-advisory
-
cert.vde.com
/en-us/advisories/vde-2020-003
third-party-advisory
Sources
- CVE List CVE-2020-9435
- NVD CVE-2020-9435
Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.