Kaspersky Threats

Detect date

?

05/12/2020

Severity

?

Critical

Description

Multiple vulnerabilities were found in Microsoft Developer Tools. Malicious users can exploit these vulnerabilities to gain privileges, cause denial of service, execute arbitrary code.

Below is a complete list of vulnerabilities:

An elevation of privilege vulnerability in .NET Framework can be exploited remotely to gain privileges.
A denial of service vulnerability in .NET Core & .NET Framework can be exploited remotely via specially crafted requests to cause denial of service.
A denial of service vulnerability in ASP.NET Core can be exploited remotely via specially crafted requests to cause denial of service.
A remote code execution vulnerability in Visual Studio Code Python Extension can be exploited remotely to execute arbitrary code.
A remote code execution vulnerability in Visual Studio Code Python Extension can be exploited remotely via specially crafted file to execute arbitrary code.

Exploitation

Malware exists for this vulnerability. Usually such malware is classified as Exploit. More details.

Affected products

Microsoft .NET Framework 3.5
Microsoft .NET Framework 4.5.2
ASP.NET Core 3.1
Microsoft .NET Framework 4.6
Microsoft Visual Studio 2019 version 16.5
Microsoft Visual Studio 2017 version 15.9 (includes 15.1 - 15.8)
Microsoft .NET Framework 3.5 AND 4.6/4.6.1/4.6.2
Microsoft Visual Studio 2019 version 16.4 (includes 16.0 - 16.3)
Microsoft .NET Framework 3.5 AND 4.6.2/4.7/4.7.1/4.7.2
Microsoft .NET Framework 3.5 AND 4.7.1/4.7.2
Microsoft .NET Framework 2.0 Service Pack 2
Microsoft .NET Framework 4.8
.NET Core 3.1
Microsoft .NET Framework 3.5.1
Microsoft .NET Framework 3.5 AND 4.7.2
.NET Core 5.0
.NET Core 2.1
Visual Studio Code
Microsoft .NET Framework 3.5 AND 4.8
Microsoft Visual Studio 2019 version 16.0
Microsoft .NET Framework 3.0 Service Pack 2
Microsoft .NET Framework 4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.2

Solution

Install necessary updates from the KB section, that are listed in your Windows Update (Windows Update usually can be accessed from the Control Panel)

Original advisories

CVE-2020-1066
CVE-2020-1108
CVE-2020-1161
CVE-2020-1171
CVE-2020-1192

Impacts

?

ACE

[?]

DoS

[?]

PE

[?]

Detect date ?	05/12/2020
Severity ?	Critical
Description	Multiple vulnerabilities were found in Microsoft Developer Tools. Malicious users can exploit these vulnerabilities to gain privileges, cause denial of service, execute arbitrary code. Below is a complete list of vulnerabilities: An elevation of privilege vulnerability in .NET Framework can be exploited remotely to gain privileges. A denial of service vulnerability in .NET Core & .NET Framework can be exploited remotely via specially crafted requests to cause denial of service. A denial of service vulnerability in ASP.NET Core can be exploited remotely via specially crafted requests to cause denial of service. A remote code execution vulnerability in Visual Studio Code Python Extension can be exploited remotely to execute arbitrary code. A remote code execution vulnerability in Visual Studio Code Python Extension can be exploited remotely via specially crafted file to execute arbitrary code.
Exploitation	Malware exists for this vulnerability. Usually such malware is classified as Exploit. More details.
Affected products	Microsoft .NET Framework 3.5 Microsoft .NET Framework 4.5.2 ASP.NET Core 3.1 Microsoft .NET Framework 4.6 Microsoft Visual Studio 2019 version 16.5 Microsoft Visual Studio 2017 version 15.9 (includes 15.1 - 15.8) Microsoft .NET Framework 3.5 AND 4.6/4.6.1/4.6.2 Microsoft Visual Studio 2019 version 16.4 (includes 16.0 - 16.3) Microsoft .NET Framework 3.5 AND 4.6.2/4.7/4.7.1/4.7.2 Microsoft .NET Framework 3.5 AND 4.7.1/4.7.2 Microsoft .NET Framework 2.0 Service Pack 2 Microsoft .NET Framework 4.8 .NET Core 3.1 Microsoft .NET Framework 3.5.1 Microsoft .NET Framework 3.5 AND 4.7.2 .NET Core 5.0 .NET Core 2.1 Visual Studio Code Microsoft .NET Framework 3.5 AND 4.8 Microsoft Visual Studio 2019 version 16.0 Microsoft .NET Framework 3.0 Service Pack 2 Microsoft .NET Framework 4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.2
Solution	Install necessary updates from the KB section, that are listed in your Windows Update (Windows Update usually can be accessed from the Control Panel)
Original advisories	CVE-2020-1066 CVE-2020-1108 CVE-2020-1161 CVE-2020-1171 CVE-2020-1192
Impacts ?	ACE [?] DoS [?] PE [?]
Related products	Microsoft .NET Framework Microsoft Visual Studio
CVE-IDS ?	CVE-2020-10664.6Warning CVE-2020-11085.0Critical CVE-2020-11615.0Critical CVE-2020-11719.3Critical CVE-2020-11929.3Critical
KB list	4556826 4556813 4556812 4556807 4556406 4556405 4556404 4556403 4556402 4556401 4556400 4556441 4552929 4552926 4552931 4556399 4552928
Microsoft official advisories	Microsoft Security Update Guide
	Find out the statistics of the vulnerabilities spreading in your region

KLA11772Multiple vulnerabilities in Microsoft Developer Tools

KLA11772
Multiple vulnerabilities in Microsoft Developer Tools