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ST Engineering iDirect iQ-Series Terminals (Update A)

CVE-2026-38059CVE-2026-38057CVE-2026-38056CVE-2026-38058

September 10, 2026 · CISA (US-CERT) · Severity: CRITICAL

Multiple vulnerabilities have been identified in ST Engineering iDirect iQ-Series terminals, affecting Evolution iQ-Series, 3315-Series, and 9-Series terminals running firmware versions up to 4.5.2.1. Successful exploitation could allow an attacker to gain unauthorized access to device information or cause denial-of-service conditions. The vulnerabilities are tracked as CVE-2026-38059, CVE-2026-38057, CVE-2026-38056, and CVE-2026-38058. Users are advised to apply the vendor's security updates.

Key Takeaways

  • ST Engineering iDirect iQ-Series terminals across multiple product lines are affected by four vulnerabilities that could enable unauthorized information access or DoS conditions.
  • The vulnerabilities affect Evolution iQ-Series, 3315-Series, and 9-Series terminals running firmware versions up to 4.5.2.1.
  • Organizations using iDirect satellite communication terminals should prioritize firmware updates to prevent potential denial-of-service or data exposure incidents.
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