CVE-2023-50705— Exposure of Sensitive Information to an Unauthorized Actor 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 存在信息泄露漏洞，该漏洞源于攻击者可能会创建恶意请求来获取有关 Web 服务器的敏感信息。
Possible ATT&CK Techniques 1 AI
T1595 · Active Scanning
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I. Basic Information for CVE-2023-50705
Vulnerability Information
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Vulnerability Title
Exposure of Sensitive Information to an Unauthorized Actor in EFACEC UC 500E
Source: CVE Program / CVE List V5
Vulnerability Description
An attacker could create malicious requests to obtain sensitive information about the web server.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
信息暴露
Source: CVE Program / CVE List V5
Vulnerability Title
EFACEC UC 500 信息泄露漏洞
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 存在信息泄露漏洞，该漏洞源于攻击者可能会创建恶意请求来获取有关 Web 服务器的敏感信息。
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-2023-50705
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Advisories for CVE-2023-50705 (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-2023-50703 | 6.3 MEDIUM | Cleartext Transmission of Sensitive Information 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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