CVE-2018-5401
The Auto-Maskin DCU 210E, RP-210E, and Marine Pro Observer Android App transmit sensitive or security-critical data in cleartext in a communication channel that can be sniffed by unauthorized actors
- Published
- Updated
- Reserved
- Assigned by
- certcc
Description
The Auto-Maskin DCU 210E, RP-210E, and Marine Pro Observer Android App transmit sensitive or security-critical data in cleartext in a communication channel that can be sniffed by unauthorized actors. The devices transmit process control information via unencrypted Modbus communications. Impact: An attacker can exploit this vulnerability to observe information about configurations, settings, what sensors are present and in use, and other information to aid in crafting spoofed messages. Requires access to the network. Affected releases are Auto-Maskin DCU-210E, RP-210E, and Marine Pro Observer Android App. Versions prior to 3.7 on ARMv7.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| certccCNA (assigner) | 3.0 | Critical9.1 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N |
| NVDNVD · Modified | 3.0 | Medium5.9 | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N |
- EPSS (exploitation in 30 days)
- 0.87% · top 41% of all CVEs (4 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 9.1.
Weakness
Affected products
- affected 3.7 – < 3.7
- affected 3.7 – < 3.7
Auto-Maskin · Marine Pro Observer Android App
- unknown 0.1
What to do
Solution: The devices should implement Modbus TCP Security Protocol (v21, 2018) per Modbus specifications over port 802 TCP, for Modbus TCP with encryption and authentication.
References (2)
- VU#176301 (opens in a new tab)third-party-advisoryx_refsource_CERT-VNx_transferred
- https://www.us-cert.gov/ics/advisories/icsa-20-051-04 (opens in a new tab)x_refsource_MISCx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2018-5401)Record last updated .