CVE-2021-47708

COMMAX Smart Home IoT Control System SQL Injection Authentication Bypass

Published Dec 9, 2025 CVSS 4.0 · 9.3 Critical EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Bosch
Bosch smart Home
CPEs cpe:2.3:a:bosch:smart_home:481_system:*:*:*:*:iphone_os:*:*
cpe:2.3:a:bosch:smart_home:cdp-1020n:*:*:*:*:iphone_os:*:*
Vendors & Products Bosch
Bosch smart Home
Type Values Removed Values Added
First Time appeared Commax
Commax smart Home System
Vendors & Products Commax
Commax smart Home System
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
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.
Title COMMAX Smart Home IoT Control System SQL Injection Authentication Bypass
Weaknesses CWE-89
References
Metrics cvssV4_0

{'score': 9.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulnCheck
Published
Updated
Jul 15, 2026, 1:24 AM
Reserved
Dec 5, 2025, 7:10 PM
Status
Deferred
Published
Dec 9, 2025, 9:15 PM
Modified
Jun 17, 2026, 4:18 AM