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High · 8.7 CVE-2026-16315 EUVD-2026-53921GHSA-5qgx-gc63-5xc9

Authentication and authorization bypass via cryptographic timing side-channel attack in StationGuard

Published Aug 6, 2026 · Updated Aug 6, 2026 · Assigned by OMICRON

Description

OMICRON StationGuard before version 4.10 contains a cryptographic timing side-channel vulnerability in the backend authentication mechanism that may allow an unauthenticated attacker to forge valid authentication credentials, bypass authentication and authorization, and impersonate legitimate clients.
An attacker can gain full access to the system configuration, allowing modification, reset, or unauthorized alteration of system parameters.

Affected products

VendorProductAffectedFixed
OMICRON electronics OMICRON StationGuard < 4.10 4.10

References