Martem TELEM GW6 and GWM devices with firmware 2018.04.18-linux_4-01-601cb47 and prior do not perform authentication of IEC-104 control commands, which may allow a rogue node a remote control of the industrial process.
Conclusion & alert: CVE-2018-10603 is rated High Risk (71.6/100): CVSS Critical severity, with medium exploitation likelihood (EPSS 3.41%). Core evidence: EPSS rose +1.81% over the last day, indicating growing attacker interest. Mandatory action: High exploitation likelihood—assess exposure and prioritize remediation.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-06-15 | 1.60% | 3.41% | +1.81% |
| 2 | 2026-05-29 | 2.16% | 1.60% | -0.56% |
| 3 | 2026-04-22 | — | 2.16% | — |
Full EPSS history (12 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 9.8 | 3.0 | CRITICAL |
|
3.9 | 5.9 | [email protected] |
| 7.5 | 2.0 | HIGH |
|
10.0 | 6.4 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| martem | telem-gwm_firmware | <= 2018.04.18-linux_4-01-601cb47 | cpe:2.3:o:martem:telem-gwm_firmware:*:*:*:*:*:*:*:* |
| martem | telem-gw6_firmware | <= 2018.04.18-linux_4-01-601cb47 | cpe:2.3:o:martem:telem-gw6_firmware:*:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| http://www.securityfocus.com/bid/104286 | Third Party Advisory VDB Entry |
| https://ics-cert.us-cert.gov/advisories/ICSA-18-142-01 | Third Party Advisory US Government Resource |