CVE-2021-41292— ECOA BAS controller - Broken Authentication
Quick assessment
Affected
ECOA ECS Router Controller ECS (FLASH)
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.
Ecoa Technologies Corp Ecoa Bas controller是中国Ecoa Technologies Corp公司的一个楼宇自动化控制器。 Ecoa Bas controller存在安全漏洞，未经身份验证的攻击者通过 cookie 中毒可以远程绕过身份验证并披露敏感信息，并绕过智能家居和建筑物中的物理访问控制并操纵 HVAC。
Possible ATT&CK Techniques 2 AI
T1552 · Unsecured Credentials T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2021-41292
Vulnerability Information
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Vulnerability Title
ECOA BAS controller - Broken Authentication
Source: CVE Program / CVE List V5
Vulnerability Description
ECOA BAS controller suffers from an authentication bypass vulnerability. An unauthenticated attacker through cookie poisoning can remotely bypass authentication and disclose sensitive information and circumvent physical access controls in smart homes and buildings and manipulate HVAC.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
使用候选路径或通道进行的认证绕过
Source: CVE Program / CVE List V5
Vulnerability Title
Ecoa Bas controller 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Ecoa Technologies Corp Ecoa Bas controller是中国Ecoa Technologies Corp公司的一个楼宇自动化控制器。 Ecoa Bas controller存在安全漏洞，未经身份验证的攻击者通过 cookie 中毒可以远程绕过身份验证并披露敏感信息，并绕过智能家居和建筑物中的物理访问控制并操纵 HVAC。
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 |
|---|---|---|---|---|
| ECOA | ECS Router Controller ECS (FLASH) | next of 0 ~ unspecified | - |
|
| ECOA | RiskBuster Terminator E6L45 | next of 0 ~ unspecified | - |
|
| ECOA | RiskBuster System RB 3.0.0 | next of 0 ~ unspecified | - |
|
| ECOA | RiskBuster System TRANE 1.0 | next of 0 ~ unspecified | - |
|
| ECOA | Graphic Control Software | next of 0 ~ unspecified | - |
|
| ECOA | SmartHome II E9246 | next of 0 ~ unspecified | - |
|
| ECOA | RiskTerminator | next of 0 ~ unspecified | - |
|
II. Public POCs for CVE-2021-41292
| # | POC Description | Source Link | Shenlong Link |
|---|
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Other References for CVE-2021-41292 (1)
-
https://www.twcert.org.tw/tw/cp-132-5128-b075a-1.html x_refsource_MISC
Same Patch Batch · ECOA · 2021-09-30 · 13 CVEs total
| CVE-2021-41290 | 9.8 CRITICAL | ECOA BAS controller - Path Traversal-1 |
| CVE-2021-41296 | 9.8 CRITICAL | ECOA BAS controller - Weak Password Requirements |
| CVE-2021-41299 | 9.8 CRITICAL | ECOA BAS controller - Use of Hard-coded Credentials |
| CVE-2021-41300 | 9.8 CRITICAL | ECOA BAS controller - Insufficiently Protected Credentials-2 |
| CVE-2021-41301 | 9.8 CRITICAL | ECOA BAS controller - Exposure of Sensitive Information to an Unauthorized Actor |
| CVE-2021-41294 | 9.1 CRITICAL | ECOA BAS controller - Path Traversal-4 |
| CVE-2021-41295 | 8.8 HIGH | ECOA BAS controller - Cross-Site Request Forgery (CSRF) |
| CVE-2021-41297 | 8.8 HIGH | ECOA BAS controller - Insufficiently Protected Credentials-1 |
| CVE-2021-41298 | 8.8 HIGH | ECOA BAS controller - Improper Access Control |
| CVE-2021-41291 | 7.5 HIGH | ECOA BAS controller - Path Traversal-1 |
| CVE-2021-41293 | 7.5 HIGH | ECOA BAS controller - Path Traversal-3 |
| CVE-2021-41302 | 7.3 HIGH | ECOA BAS controller - Missing Encryption of Sensitive Data |
IV. Related Vulnerabilities
Same product: ECS Router Controller ECS (FLASH)
-
CVE-2021-41302
ECOA BAS controller - Missing Encryption of Sensitive Data -
CVE-2021-41301
ECOA BAS controller - Exposure of Sensitive Information to a -
CVE-2021-41300
ECOA BAS controller - Insufficiently Protected Credentials-2 -
CVE-2021-41299
ECOA BAS controller - Use of Hard-coded Credentials -
CVE-2021-41298
ECOA BAS controller - Improper Access Control
Same vendor: ECOA
-
CVE-2021-41302
ECOA BAS controller - Missing Encryption of Sensitive Data -
CVE-2021-41301
ECOA BAS controller - Exposure of Sensitive Information to a -
CVE-2021-41300
ECOA BAS controller - Insufficiently Protected Credentials-2 -
CVE-2021-41299
ECOA BAS controller - Use of Hard-coded Credentials -
CVE-2021-41298
ECOA BAS controller - Improper Access Control
Same weakness: CWE-288
-
CVE-2026-58092
Unauthorized credential switching -
CVE-2026-16639
Internationalization Single Sign-On - Critical - Access bypa -
CVE-2026-63587
SMS Password Authorization Bypass via Failed Attempt Counter -
CVE-2026-78259
WordPress WPLegalPages plugin <= 3.7.0 - Broken Authenticati -
CVE-2026-74001
WordPress User Registration & Membership Pro plugin <= 5.4.5
V. Comments for CVE-2021-41292
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