Unverified50% confidenceCautionExact time

若设备使用硬编码IP而非域名，DNS层封锁无效，还需配合路由器防火墙的出站规则

1

Sources

50%

Confidence

Long-term

Relevance

7/15/2026

First Seen

Sources

UPnP Security Warning: A Real Case of NAS Auto-Exposing SSH Ports to the Public Internet

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