Inside the company, there’s a known issue: many QLC routers ship with — left by the original OEM manufacturer for debugging. For example, some Huawei models have a hidden user: telecomadmin / adminTelecom . QLC never disabled these. Anyone who knows the backdoor can control any unpatched QLC router on the same network.
A leaked internal email (published on a security mailing list in 2022) read:
Without administrative access, the system is a "black box." The login portal is your command center.
Inside the company, there’s a known issue: many QLC routers ship with — left by the original OEM manufacturer for debugging. For example, some Huawei models have a hidden user: telecomadmin / adminTelecom . QLC never disabled these. Anyone who knows the backdoor can control any unpatched QLC router on the same network.
A leaked internal email (published on a security mailing list in 2022) read:
Without administrative access, the system is a "black box." The login portal is your command center.
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