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CVE-2020-1161— ASP.NET Core Denial of Service Vulnerability

Quick assessment

Affected
Microsoft ASP.NET Core 3.1
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 Visual Studio和Microsoft ASP.NET Core都是美国微软（Microsoft）公司的产品。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 ASP.NET Core是一框跨平台开源框架。该框架用于构建Web应用、物联网应用和移动后端等基于云的应用程序。 Microsoft ASP.NET Core中存在安全漏洞，该漏洞源于程序无法正确处理W

AI Predicted 5.3 Difficulty: Easy EPSS 5.14% · P92

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 5

VendorProduct Version RangeStatus
Microsoft ASP.NET Core 3.1 3.0< publication affected
Microsoft Microsoft Visual Studio 2017 version 15.9 (includes 15.0 - 15.8) 15.9.0< publication affected
Microsoft Microsoft Visual Studio 2019 version 16.0 16.0< publication affected
Microsoft Microsoft Visual Studio 2019 version 16.4 (includes 16.0 - 16.3) 16.0< publication affected
Microsoft Microsoft Visual Studio 2019 version 16.5 16.0< publication affected
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I. Basic Information for CVE-2020-1161

Vulnerability Information
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Vulnerability Title
ASP.NET Core Denial of Service Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
A denial of service vulnerability exists when ASP.NET Core improperly handles web requests. An attacker who successfully exploited this vulnerability could cause a denial of service against an ASP.NET Core web application. The vulnerability can be exploited remotely, without authentication. A remote unauthenticated attacker could exploit this vulnerability by issuing specially crafted requests to the ASP.NET Core application. The update addresses the vulnerability by correcting how the ASP.NET Core web application handles web requests.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Microsoft ASP.NET Core 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Microsoft Visual Studio和Microsoft ASP.NET Core都是美国微软（Microsoft）公司的产品。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 ASP.NET Core是一框跨平台开源框架。该框架用于构建Web应用、物联网应用和移动后端等基于云的应用程序。 Microsoft ASP.NET Core中存在安全漏洞，该漏洞源于程序无法正确处理W
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 ASP.NET Core 3.1 3.0 ~ publication -
Microsoft Microsoft Visual Studio 2017 version 15.9 (includes 15.0 - 15.8) 15.9.0 ~ publication -
Microsoft Microsoft Visual Studio 2019 version 16.0 16.0 ~ publication -
Microsoft Microsoft Visual Studio 2019 version 16.4 (includes 16.0 - 16.3) 16.0 ~ publication -
Microsoft Microsoft Visual Studio 2019 version 16.5 16.0 ~ publication -

II. Public POCs for CVE-2020-1161

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III. Intelligence Information for CVE-2020-1161

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Vendor Advisories for CVE-2020-1161 (2)

Same Patch Batch · Microsoft · 2020-05-21 · 112 CVEs total

CVE-2020-1117 8.8 HIGH Microsoft Color Management Remote Code Execution Vulnerability
CVE-2020-1126 8.8 HIGH Media Foundation Memory Corruption Vulnerability
CVE-2020-1118 8.6 HIGH Microsoft Windows Transport Layer Security Denial of Service Vulnerability
CVE-2020-1112 8.5 HIGH Windows Background Intelligent Transfer Service Elevation of Privilege Vulnerability
CVE-2020-1086 7.8 HIGH Windows Runtime Elevation of Privilege Vulnerability
CVE-2020-1077 7.8 HIGH Windows Runtime Elevation of Privilege Vulnerability
CVE-2020-1078 7.8 HIGH Windows Installer Elevation of Privilege Vulnerability
CVE-2020-1142 7.8 HIGH Windows GDI Elevation of Privilege Vulnerability
CVE-2020-1082 7.8 HIGH Windows Error Reporting Elevation of Privilege Vulnerability
CVE-2020-1139 7.8 HIGH Windows Runtime Elevation of Privilege Vulnerability
CVE-2020-1140 7.8 HIGH DirectX Elevation of Privilege Vulnerability
CVE-2020-1137 7.8 HIGH Windows Push Notification Service Elevation of Privilege Vulnerability
CVE-2020-1081 7.8 HIGH Windows Printer Service Elevation of Privilege Vulnerability
CVE-2020-1135 7.8 HIGH Windows Graphics Component Elevation of Privilege Vulnerability
CVE-2020-1136 7.8 HIGH Media Foundation Memory Corruption Vulnerability
CVE-2020-1079 7.8 HIGH Microsoft Windows Elevation of Privilege Vulnerability
CVE-2020-1110 7.8 HIGH Windows Update Stack Elevation of Privilege Vulnerability
CVE-2020-1090 7.8 HIGH Windows Runtime Elevation of Privilege Vulnerability
CVE-2020-1109 7.8 HIGH Windows Update Stack Elevation of Privilege Vulnerability
CVE-2020-1114 7.8 HIGH Windows Kernel Elevation of Privilege Vulnerability

Showing top 20 of 112 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: ASP.NET Core 3.1
Same vendor: Microsoft

V. Comments for CVE-2020-1161

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