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CVE-2020-10920

Quick assessment

Affected
C-MORE HMI EA9
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.

C-More HMI EA9是一款人机界面触控面板。 使用6.52版本固件的C-More HMI EA9中的控制服务存在访问控制错误漏洞，该漏洞源于在对系统配置实施修改操作之前，程序缺少身份验证。远程攻击者可利用该漏洞执行任意代码。

AI Predicted 9.8 Difficulty: Easy EPSS 4.92% · P91
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I. Basic Information for CVE-2020-10920

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
This vulnerability allows remote attackers to execute arbitrary code on affected installations of C-MORE HMI EA9 Firmware version 6.52 touch screen panels. Authentication is not required to exploit this vulnerability. The specific flaw exists within the control service, which listens on TCP port 9999 by default. The issue results from the lack of authentication prior to allowing alterations to the system configuration. An attacker can leverage this vulnerability to execute code in the context of the device. Was ZDI-CAN-10493.
Source: CVE Program / CVE List V5
CVSS Information
N/A
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
C-More HMI EA9 访问控制错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
C-More HMI EA9是一款人机界面触控面板。 使用6.52版本固件的C-More HMI EA9中的控制服务存在访问控制错误漏洞，该漏洞源于在对系统配置实施修改操作之前，程序缺少身份验证。远程攻击者可利用该漏洞执行任意代码。
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
C-MORE HMI EA9 Firmware version 6.52 -

II. Public POCs for CVE-2020-10920

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III. Intelligence Information for CVE-2020-10920

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Vendor Advisories for CVE-2020-10920 (1)

Same Patch Batch · C-MORE · 2020-07-23 · 5 CVEs total

CVE-2020-10918 C-More HMI EA9 授权问题漏洞
CVE-2020-10919 C-More HMI EA9 加密问题漏洞
CVE-2020-10921 C-More HMI EA9 访问控制错误漏洞
CVE-2020-10922 C-More HMI EA9 输入验证错误漏洞

IV. Related Vulnerabilities

Same product: HMI EA9
Same vendor: C-MORE
Same weakness: CWE-306

V. Comments for CVE-2020-10920

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