CVE-2023-50703— Cleartext Transmission of Sensitive Information in EFACEC UC 500E
Quick assessment
Affected
EFACEC UC 500E
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.
EFACEC UC 500是葡萄牙EFACEC公司的一种解决方案，为公用事业和工业应用提供一体化的灵活通信网关、自动化平台和 HMI 解决方案。 EFACEC UC 500 存在安全漏洞，该漏洞源于具有网络访问权限的攻击者可以执行中间人攻击并捕获敏感信息，以获得对应用程序的未经授权的访问。
Possible ATT&CK Techniques 1 AI
T1113 · Screen Capture
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I. Basic Information for CVE-2023-50703
Vulnerability Information
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Vulnerability Title
Cleartext Transmission of Sensitive Information in EFACEC UC 500E
Source: CVE Program / CVE List V5
Vulnerability Description
An attacker with network access could perform a man-in-the-middle (MitM) attack and capture sensitive information to gain unauthorized access to the application.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
敏感数据的明文传输
Source: CVE Program / CVE List V5
Vulnerability Title
EFACEC UC 500 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
EFACEC UC 500是葡萄牙EFACEC公司的一种解决方案，为公用事业和工业应用提供一体化的灵活通信网关、自动化平台和 HMI 解决方案。 EFACEC UC 500 存在安全漏洞，该漏洞源于具有网络访问权限的攻击者可以执行中间人攻击并捕获敏感信息，以获得对应用程序的未经授权的访问。
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
II. Public POCs for CVE-2023-50703
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Vendor Advisories for CVE-2023-50703 (1)
-
https://www.cisa.gov/news-events/ics-advisories/icsa-23-353-03 government-resource
Same Patch Batch · EFACEC · 2023-12-19 · 6 CVEs total
| CVE-2023-50707 | 9.6 CRITICAL | Uncontrolled Resource Consumption in EFACEC BCU 500 |
| CVE-2023-6689 | 8.2 HIGH | Cross-Site Request Forgery in EFACEC BCU 500 |
| CVE-2023-50705 | 5.3 MEDIUM | Exposure of Sensitive Information to an Unauthorized Actor in EFACEC UC 500E |
| CVE-2023-50704 | 4.3 MEDIUM | URL Redirection to Untrusted Site ('Open Redirect') in EFACEC UC 500E |
| CVE-2023-50706 | 4.1 MEDIUM | Improper Access Control in EFACEC UC 500E |
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V. Comments for CVE-2023-50703
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