CVE-2025-12476— Resource Lacking AuthN
Quick assessment
Affected
Azure Access Technology BLU-IC2
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
Azure Access Technology BLU-IC2和Azure Access Technology BLU-IC4都是美国Azure Access Technology公司的一种网络门禁控制器。 Azure Access Technology BLU-IC2和Azure Access Technology BLU-IC4 1.19.5及之前版本存在安全漏洞，该漏洞源于缺乏身份验证。
Possible ATT&CK Techniques 1 AI
T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2025-12476
Vulnerability Information
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Vulnerability Title
Resource Lacking AuthN
Source: CVE Program / CVE List V5
Vulnerability Description
Resource Lacking AuthN.This issue affects BLU-IC2: through 1.19.5; BLU-IC4: through 1.19.5 .
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
Source: CVE Program / CVE List V5
Vulnerability Type
关键功能的认证机制缺失
Source: CVE Program / CVE List V5
Vulnerability Title
Azure Access Technology BLU-IC2和Azure Access Technology BLU-IC4 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Azure Access Technology BLU-IC2和Azure Access Technology BLU-IC4都是美国Azure Access Technology公司的一种网络门禁控制器。 Azure Access Technology BLU-IC2和Azure Access Technology BLU-IC4 1.19.5及之前版本存在安全漏洞，该漏洞源于缺乏身份验证。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Azure Access Technology | BLU-IC2 | 0 ~ 1.19.5 | - |
|
| Azure Access Technology | BLU-IC4 | 0 ~ 1.19.5 | - |
|
II. Public POCs for CVE-2025-12476
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · Azure Access Technology · 2025-10-29 · 4 CVEs total
| CVE-2025-12477 | Server Version Disclosure | |
| CVE-2025-12478 | Non-Compliant TLS Configuration | |
| CVE-2025-12479 | Systemic Lack of Cross-Site Request Forgery (CSRF) Token Implementation |
IV. Related Vulnerabilities
Same product: BLU-IC2
Same vendor: Azure Access Technology
Same weakness: CWE-306
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V. Comments for CVE-2025-12476
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