CVE-2026-38059

ST Engineering iDirect iQ-Series Terminals Missing authentication for critical function

Published Jul 10, 2026 CVSS 4.0 · 8.7 High EPSS < 1% KEV · Not listed
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.

Remediation

Vendor Solution

ST Engineering iDirect has fixed the vulnerabilities and recommend users update the software to version 4.5.3.0 or newer. Registered users are able to download patches from the iDirect Support Portal:  https://support.idirect.net https://support.idirect.net/ * Restrict management interfaces to trusted networks (e.g., VPN, ACLs). * Avoid exposing administrative APIs to the public internet. * Enforce strong authentication practices. * Monitor for anomalous API activity and unexpected device reboots.

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared St Engineering Idirect
St Engineering Idirect 3315-series
St Engineering Idirect 9-series Terminals
St Engineering Idirect evolution Iq‑series Terminals
Vendors & Products St Engineering Idirect
St Engineering Idirect 3315-series
St Engineering Idirect 9-series Terminals
St Engineering Idirect evolution Iq‑series Terminals
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
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.
Title ST Engineering iDirect iQ-Series Terminals Missing authentication for critical function
Weaknesses CWE-306
References
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N'}

cvssV4_0

{'score': 8.7, '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'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
icscert
Published
Updated
Sep 11, 2026, 2:37 PM
Reserved
Apr 6, 2026, 8:25 AM
Status
Awaiting Analysis
Published
Jul 10, 2026, 3:16 PM
Modified
Sep 11, 2026, 3:17 PM