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CVE-2021-41355— .NET Core and Visual Studio Information Disclosure Vulnerability

Quick assessment

Affected
Microsoft PowerShell 7.1
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.

Microsoft .NET Core和Microsoft Visual Studio都是美国微软（Microsoft）公司的产品。.NET Core是一套免费的开源开发平台。该平台具有多语言支持和跨平台等特点。Microsoft Visual Studio是一款开发工具套件系列产品，也是一个基本完整的开发工具集，它包括了整个软件生命周期中所需要的大部分工具。 Microsoft .NET Core和Microsoft Visual Studio 存在信息泄露漏洞，该漏洞源于应用程序输出的数据过多。本地网

CVSS 5.7 · Medium EPSS 20.34% · P97

Possible ATT&CK Techniques 1 AI

T1530 · Data from Cloud Storage
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I. Basic Information for CVE-2021-41355

Vulnerability Information
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Vulnerability Title
.NET Core and Visual Studio Information Disclosure Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
.NET Core and Visual Studio Information Disclosure Vulnerability
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Microsoft .NET Core和Microsoft Visual Studio 信息泄露漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Microsoft .NET Core和Microsoft Visual Studio都是美国微软（Microsoft）公司的产品。.NET Core是一套免费的开源开发平台。该平台具有多语言支持和跨平台等特点。Microsoft Visual Studio是一款开发工具套件系列产品，也是一个基本完整的开发工具集，它包括了整个软件生命周期中所需要的大部分工具。 Microsoft .NET Core和Microsoft Visual Studio 存在信息泄露漏洞，该漏洞源于应用程序输出的数据过多。本地网
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
Microsoft PowerShell 7.1 7.1.0 ~ 7.1.5 cpe:2.3:a:microsoft:powershell_core:*:*:*:*:*:*:*:*
Microsoft Microsoft Visual Studio 2019 version 16.9 (includes 16.0 - 16.8) 15.0.0 ~ 16.9.12 cpe:2.3:a:microsoft:visual_studio_2019:16.9:*:*:*:*:*:*:*
Microsoft Microsoft Visual Studio 2019 version 16.11 (includes 16.0 - 16.10) 16.11.0 ~ 16.11.5 cpe:2.3:a:microsoft:visual_studio_2019:*:*:*:*:*:*:*:*
Microsoft .NET 5.0 5.0.0 ~ 5.0.11 cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2021-41355

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III. Intelligence Information for CVE-2021-41355

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Vendor Advisories for CVE-2021-41355 (2)

Same Patch Batch · Microsoft · 2021-10-13 · 71 CVEs total

CVE-2021-26427 9.0 CRITICAL Microsoft Exchange Server Remote Code Execution Vulnerability
CVE-2021-36970 8.8 HIGH Windows Print Spooler Spoofing Vulnerability
CVE-2021-41344 8.1 HIGH Microsoft SharePoint Server Remote Code Execution Vulnerability
CVE-2021-40487 8.1 HIGH Microsoft SharePoint Server Remote Code Execution Vulnerability
CVE-2021-41348 8.0 HIGH Microsoft Exchange Server Elevation of Privilege Vulnerability
CVE-2021-40461 8.0 HIGH Windows Hyper-V Remote Code Execution Vulnerability
CVE-2021-38672 8.0 HIGH Windows Hyper-V Remote Code Execution Vulnerability
CVE-2021-40464 8.0 HIGH Windows Nearby Sharing Elevation of Privilege Vulnerability
CVE-2021-40450 7.8 HIGH Win32k Elevation of Privilege Vulnerability
CVE-2021-40462 7.8 HIGH Windows Media Foundation Dolby Digital Atmos Decoders Remote Code Execution Vulnerability
CVE-2021-40449 7.8 HIGH Win32k Elevation of Privilege Vulnerability
CVE-2021-40473 7.8 HIGH Microsoft Excel Remote Code Execution Vulnerability
CVE-2021-40474 7.8 HIGH Microsoft Excel Remote Code Execution Vulnerability
CVE-2021-40477 7.8 HIGH Windows Event Tracing Elevation of Privilege Vulnerability
CVE-2021-40479 7.8 HIGH Microsoft Excel Remote Code Execution Vulnerability
CVE-2021-40480 7.8 HIGH Microsoft Office Visio Remote Code Execution Vulnerability
CVE-2021-40485 7.8 HIGH Microsoft Excel Remote Code Execution Vulnerability
CVE-2021-40486 7.8 HIGH Microsoft Word Remote Code Execution Vulnerability
CVE-2021-40478 7.8 HIGH Storage Spaces Controller Elevation of Privilege Vulnerability
CVE-2021-40467 7.8 HIGH Windows Common Log File System Driver Elevation of Privilege Vulnerability

Showing top 20 of 71 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same vendor: Microsoft

V. Comments for CVE-2021-41355

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