CVE-2021-47708

CriticalCVSS 9.3/10Last modified Jun 17, 2026

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.

Metrics

CVSS 4.0 9.3/10

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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Weakness enumeration

CWE-89

Affected software

No affected versions have been published.

Timeline

Published: Dec 9, 2025
Last modified: Jun 17, 2026
NVD status: Deferred

Related CVEs from 2021

CVE-2021-477098.7COMMAX Smart Home System allows an unauthenticated attacker to change configuration and cause denial-of-service through the setconf endpoint CVE-2021-477108.7COMMAX Smart Home System is a smart IoT home solution that allows an unauthenticated attacker to disclose RTSP credentials in plain-text by CVE-2021-477118.8A SQL injection vulnerability in Kentico Xperience allows authenticated editors to inject malicious SQL queries via online marketing macro m CVE-2021-477127.5A cryptography vulnerability in Kentico Xperience allows attackers to potentially manipulate URL hash values through existing hashing mechan CVE-2021-477137.5Hasura GraphQL 1.3.3 contains a denial of service vulnerability that allows attackers to overwhelm the service by crafting malicious GraphQL CVE-2021-477145.5Hasura GraphQL 1.3.3 contains a local file read vulnerability that allows attackers to access system files through SQL injection in the quer CVE-2021-477155.3Hasura GraphQL 1.3.3 contains a server-side request forgery vulnerability that allows attackers to inject arbitrary remote schema URLs throu CVE-2021-477165.4Orangescrum 1.8.0 contains multiple cross-site scripting vulnerabilities that allow authenticated attackers to inject malicious scripts thro CVE-2021-477176.9IntelliChoice eFORCE Software Suite 2.5.9 contains a username enumeration vulnerability that allows attackers to enumerate valid users by ex CVE-2021-477187.5OpenBMCS 2.4 contains an information disclosure vulnerability that allows unauthenticated attackers to access sensitive files by exploiting CVE-2021-477198.7COMMAX WebViewer ActiveX Control 2.1.4.5 contains a buffer overflow vulnerability that allows attackers to execute arbitrary code by providi CVE-2021-477207.1Orangescrum 1.8.0 contains an authenticated SQL injection vulnerability that allows authorized users to manipulate database queries through