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Vulnerability Details :

CVE-2021-47706

Summary
Assigner-VulnCheck
Assigner Org ID-83251b91-4cc7-4094-a5c7-464a1b83ea10
Published At-09 Dec, 2025 | 20:37
Updated At-10 Dec, 2025 | 15:39
Rejected At-
Credits

COMMAX Biometric Access Control System Authentication Bypass

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.

Vendors
-
Not available
Products
-
Metrics (CVSS)
VersionBase scoreBase severityVector
Weaknesses
Attack Patterns
Solution/Workaround
References
HyperlinkResource Type
EPSS History
Score
Latest Score
-
N/A
No data available for selected date range
Percentile
Latest Percentile
-
N/A
No data available for selected date range
Stakeholder-Specific Vulnerability Categorization (SSVC)
▼Common Vulnerabilities and Exposures (CVE)
cve.org
Assigner:VulnCheck
Assigner Org ID:83251b91-4cc7-4094-a5c7-464a1b83ea10
Published At:09 Dec, 2025 | 20:37
Updated At:10 Dec, 2025 | 15:39
Rejected At:
▼CVE Numbering Authority (CNA)
COMMAX Biometric Access Control System Authentication Bypass

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.

Affected Products
Vendor
COMMAX Co., Ltd.
Product
COMMAX Biometric Access Control System
Default Status
unaffected
Versions
Affected
  • 1.0.0
Problem Types
TypeCWE IDDescription
CWECWE-565CWE-565: Reliance on Cookies without Validation and Integrity Checking
Type: CWE
CWE ID: CWE-565
Description: CWE-565: Reliance on Cookies without Validation and Integrity Checking
Metrics
VersionBase scoreBase severityVector
4.08.7HIGH
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
Version: 4.0
Base score: 8.7
Base severity: HIGH
Vector:
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
finder
LiquidWorm as Gjoko Krstic of Zero Science Lab
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://www.exploit-db.com/exploits/50206
exploit
https://www.commax.com
product
https://www.zeroscience.mk/en/vulnerabilities/ZSL-2021-5661.php
third-party-advisory
https://www.commax.com/product/
product
https://www.vulncheck.com/advisories/commax-biometric-access-control-system-authentication-bypass
third-party-advisory
Hyperlink: https://www.exploit-db.com/exploits/50206
Resource:
exploit
Hyperlink: https://www.commax.com
Resource:
product
Hyperlink: https://www.zeroscience.mk/en/vulnerabilities/ZSL-2021-5661.php
Resource:
third-party-advisory
Hyperlink: https://www.commax.com/product/
Resource:
product
Hyperlink: https://www.vulncheck.com/advisories/commax-biometric-access-control-system-authentication-bypass
Resource:
third-party-advisory
▼Authorized Data Publishers (ADP)
CISA ADP Vulnrichment
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
Information is not available yet
▼National Vulnerability Database (NVD)
nvd.nist.gov
Source:disclosure@vulncheck.com
Published At:09 Dec, 2025 | 21:15
Updated At:12 Dec, 2025 | 15:19

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.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Secondary4.08.7HIGH
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/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
Type: Secondary
Version: 4.0
Base score: 8.7
Base severity: HIGH
Vector:
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/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
CPE Matches
Weaknesses
CWE IDTypeSource
CWE-565Primarydisclosure@vulncheck.com
CWE ID: CWE-565
Type: Primary
Source: disclosure@vulncheck.com
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://www.commax.comdisclosure@vulncheck.com
N/A
https://www.commax.com/product/disclosure@vulncheck.com
N/A
https://www.exploit-db.com/exploits/50206disclosure@vulncheck.com
N/A
https://www.vulncheck.com/advisories/commax-biometric-access-control-system-authentication-bypassdisclosure@vulncheck.com
N/A
https://www.zeroscience.mk/en/vulnerabilities/ZSL-2021-5661.phpdisclosure@vulncheck.com
N/A
Hyperlink: https://www.commax.com
Source: disclosure@vulncheck.com
Resource: N/A
Hyperlink: https://www.commax.com/product/
Source: disclosure@vulncheck.com
Resource: N/A
Hyperlink: https://www.exploit-db.com/exploits/50206
Source: disclosure@vulncheck.com
Resource: N/A
Hyperlink: https://www.vulncheck.com/advisories/commax-biometric-access-control-system-authentication-bypass
Source: disclosure@vulncheck.com
Resource: N/A
Hyperlink: https://www.zeroscience.mk/en/vulnerabilities/ZSL-2021-5661.php
Source: disclosure@vulncheck.com
Resource: N/A

Change History

0
Information is not available yet

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Electrolink FM/DAB/TV Transmitter Reliance on Cookies without Validation and Integrity Checking

The device allows an unauthenticated attacker to bypass authentication and modify the cookie to reveal hidden pages that allows more critical operations to the transmitter.

Action-Not Available
Vendor-Electrolinkelectrolink
Product-VHF TV TransmitterDigital FM TransmitterUHF TV TransmitterCompact FM TransmitterCompact DAB TransmitterHigh Power DAB TransmitterMedium DAB TransmitterModular FM Transmitterhigh power dab transmitterdigital fm transmittermodular fm transmittervhf tv transmittercompact fm transmittercompact dab transmitter
CWE ID-CWE-565
Reliance on Cookies without Validation and Integrity Checking
Details not found