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Critical · 9.3 CVE-2021-47708 EUVD-2021-34731GHSA-5j3x-hf29-3qgv

COMMAX Smart Home IoT Control System SQL Injection Authentication Bypass

Published Dec 9, 2025 · Updated Jul 15, 2026 · Assigned by VulnCheck

Description

COMMAX Smart Home System CDP-1020n contains an SQL injection vulnerability that allows attackers to bypass authentication by injecting arbitrary SQL code through the 'id' parameter in 'loginstart.asp'. Attackers can exploit this by sending a POST request with malicious 'id' values to manipulate database queries and gain unauthorized access.

Affected products

VendorProductAffectedFixed
COMMAX Smart Home IoT Control System CDP-1020n, 481 System —

References