CISA flags ST Engineering iDirect iQ-Series terminal flaws, patch to 4.5.3.0
CISA published an advisory on ST Engineering iDirect iQ-Series satellite terminals running firmware 4.5.2.1 or older, covering four CVEs including unauthenticated /api/identity and /api/ endpoints on the iQ200 that expose serial numbers, Device IDs, Terminal Private Key identifiers, MAC addresses, and firmware versions. ST Engineering iDirect fixed the issues and recommends updating to version 4.5.3.0 or newer.
Sources and evidence
Attributed quotes
“Successful exploitation of these vulnerabilities could allow an attacker to gain unauthorized access to device information or cause a denial-of-service condition.”
“The DID and TPK are used for satellite network authentication in the iDirect platform, potentially enabling terminal impersonation and network reconnaissance.”
“ST Engineering iDirect has fixed the vulnerabilities and recommend users update the software to version 4.5.3.0 or newer.”
Summary last validated Sep 10, 2026
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