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CVE-2021-27505— mySCADA myPRO Exposure of Information Through Directory Listing

Quick assessment

Affected
mySCADA myPRO
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.

mySCADA myPRO是一个应用软件。myPRO 是专业的 HMI/SCADA 系统，主要设计用于工业过程的可视化和控制。 mySCADA myPro 8.20.0及之前版本存在安全漏洞，该漏洞源于对敏感目录列表信息的未授权读访问。

CVSS 7.5 · High EPSS 1.08% · P64
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I. Basic Information for CVE-2021-27505

Vulnerability Information
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Vulnerability Title
mySCADA myPRO Exposure of Information Through Directory Listing
Source: CVE Program / CVE List V5
Vulnerability Description
mySCADA myPRO versions prior to 8.20.0 does not restrict unauthorized read access to sensitive directory listing information.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
通过目录枚举导致的信息暴露
Source: CVE Program / CVE List V5
Vulnerability Title
mySCADA myPRO 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
mySCADA myPRO是一个应用软件。myPRO 是专业的 HMI/SCADA 系统，主要设计用于工业过程的可视化和控制。 mySCADA myPro 8.20.0及之前版本存在安全漏洞，该漏洞源于对敏感目录列表信息的未授权读访问。
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

Vendor Product Affected Versions CPE Subscribe
mySCADA myPRO unspecified ~ 8.20.0 -

II. Public POCs for CVE-2021-27505

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III. Intelligence Information for CVE-2021-27505

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Vendor Advisories for CVE-2021-27505 (1)

Other References for CVE-2021-27505 (1)

Same Patch Batch · mySCADA · 2022-05-13 · 4 CVEs total

CVE-2021-33013 8.2 HIGH mySCADA myPRO Improper Access Control
CVE-2021-33005 7.5 HIGH mySCADA myPRO Path Traversal
CVE-2021-33009 7.5 HIGH mySCADA myPRO Unrestricted Upload of File with Dangerous Type

IV. Related Vulnerabilities

Same product: myPRO
Same vendor: mySCADA
Same weakness: CWE-548

V. Comments for CVE-2021-27505

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