CVE-2020-12834
Quick assessment
Affected
n/a n/a
Exploitation
High exploitation probability; assess promptly
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
eQ-3 Homematic CCU3和eQ-3 HomeMatic CCU2都是德国eQ-3公司的一款智能家居系统的中央控制单元。 eQ-3 Homematic CCU2 2.51.6及之前版本和CCU3 3.51.6及之前版本中存在安全漏洞，该漏洞源于在第一次设置（或恢复出厂设备）时，开启了默认的自动登录功能。攻击者可借助JSON API方法的ReGa.runScript利用该漏洞执行代码。
Possible ATT&CK Techniques 3 AI
T1078 · Valid Accounts T1059 · Command and Scripting Interpreter T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2020-12834
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
eQ-3 Homematic Central Control Unit (CCU)2 through 2.51.6 and CCU3 through 3.51.6 allow Remote Code Execution in the JSON API Method ReGa.runScript, by unauthenticated attackers with access to the web interface, due to the default auto-login feature being enabled during first-time setup (or factory reset).
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
eQ-3 Homematic CCU2和CCU3 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
eQ-3 Homematic CCU3和eQ-3 HomeMatic CCU2都是德国eQ-3公司的一款智能家居系统的中央控制单元。 eQ-3 Homematic CCU2 2.51.6及之前版本和CCU3 3.51.6及之前版本中存在安全漏洞，该漏洞源于在第一次设置（或恢复出厂设备）时，开启了默认的自动登录功能。攻击者可借助JSON API方法的ReGa.runScript利用该漏洞执行代码。
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 |
|---|---|---|---|---|
| - | n/a | n/a | - |
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II. Public POCs for CVE-2020-12834
| # | POC Description | Source Link | Shenlong Link |
|---|
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Security Blog Posts for CVE-2020-12834 (1)
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https://psytester.github.io/CVE-2020-12834/ x_refsource_MISC
Same Patch Batch · n/a · 2020-05-15 · 25 CVEs total
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| CVE-2019-19721 | VideoLAN VLC media player 安全漏洞 | |
| CVE-2020-12651 | VanDyke Software SecureCRT 输入验证错误漏洞 | |
| CVE-2020-12798 | Cellebrite UFED 安全漏洞 | |
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IV. Related Vulnerabilities
V. Comments for CVE-2020-12834
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