CVE-2021-47706 - CVE House
Back to Database
Status published High CVE-2021-47706

COMMAX Biometric Access Control System Authentication Bypass

Vulnerability Description

COMMAX Biometric Access Control System 1.0.0 contains an authentication bypass vulnerability that allows unauthenticated attackers to access sensitive information and circumvent physical controls in smart homes and buildings by exploiting cookie poisoning. Attackers can forge cookies to bypass authentication and disclose sensitive information.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

THREAT MONITOR

Am I Vulnerable?

Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2021-47706

Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • LiquidWorm as Gjoko Krstic of Zero Science Lab

References

More from COMMAX Co., Ltd.

View All →
CVE-2021-47743
COMMAX Biometric Access Control System 1.0.0 Reflected XSS via Cookie Parameters
Medium 5.1
CVE-2021-47719
CNC_Ctrl DllUnregisterServer f5501 Access Violation
High 8.7
CVE-2021-47710
COMMAX Smart Home Ruvie CCTV Bridge DVR Service RTSP Credentials Disclosure
High 8.7
CVE-2021-47709
COMMAX Smart Home Ruvie CCTV Bridge DVR Service Config Write / DoS
High 8.7
CVE-2021-47708
COMMAX Smart Home IoT Control System SQL Injection Authentication Bypass
Critical 9.3

Affected Vendor

COMMAX Co., Ltd.

View all reports →

Affected Software

COMMAX Biometric Access Control System
Vulnerable Versions:
1.0.0

Timeline

Official Publish: December 9th, 2025
Last Modified: April 7th, 2026
Added to House: July 21st, 2026

CVSS Vectors

Weaknesses (CWE)

CWE-565

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.