Zyxel has released a patch to address a critical vulnerability in its firmware concerning a hardcoded undocumented secret account that could be abused by an attacker to login with administrative privileges and compromise its networking devices.
The flaw, tracked as CVE-2020-29583 (CVSS score 7.8), affects version 4.60 present in wide-range of Zyxel devices, including Unified Security Gateway (

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