CVE-2021-47709
High
Description
COMMAX Smart Home System allows an unauthenticated attacker to change configuration and cause denial-of-service through the setconf endpoint. Attackers can trigger a denial-of-service scenario by sending a malformed request to the setconf endpoint.
SeverityHigh
CVSS8.7
Exploit probability—
ProductSmart Home Ruvie CCTV Bridge DVR Service
PublishedDec 9, 2025
First seenDec 9, 2025
Weakness typeCWE-306Missing authentication for critical function
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| COMMAX Co., Ltd. Smart Home Ruvie CCTV Bridge DVR Service | No range specified | — |
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