KLA20235 Multiple vulnerabilities in Microsoft Developer Tools

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

Below is a complete list of vulnerabilities:

1. A remote code execution vulnerability in Microsoft SQL Server Integration Service (VS extension) can be exploited remotely to execute arbitrary code.
2. A remote code execution vulnerability in Visual Studio can be exploited remotely to execute arbitrary code.
3. A remote code execution vulnerability in Azure DevOps Server can be exploited remotely to execute arbitrary code.
4. An elevation of privilege vulnerability in Visual Studio can be exploited remotely to gain privileges.
5. A denial of service vulnerability in .NET Framework can be exploited remotely to cause denial of service.
6. A denial of service vulnerability in Visual Studio can be exploited remotely to cause denial of service.
7. A remote code execution vulnerability in GitHub can be exploited remotely to execute arbitrary code.
8. A remote code execution vulnerability in .NET and Visual Studio can be exploited remotely to execute arbitrary code.
9. Integer overflow vulnerability can be exploited to execute arbitrary code.

Original advisories

CVE-2023-21815

CVE-2023-21553

CVE-2023-21566

CVE-2023-21722

CVE-2023-23381

CVE-2023-21567

CVE-2023-41953

CVE-2023-21568

CVE-2023-21808

CVE-2022-23521

Exploitation

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

Related products

Microsoft-.NET-Framework

Microsoft-SQL-Server

Microsoft-Visual-Studio

Microsoft-Azure

CVE list

CVE-2022-23521 critical

CVE-2023-21568 high

CVE-2023-21815 critical

CVE-2023-21553 critical

CVE-2023-21566 critical

CVE-2023-21722 warning

CVE-2023-23381 critical

CVE-2023-21567 high

CVE-2023-21808 critical

CVE-2023-41953 unknown

KB list

5022838

5022858

5023286

5022782

5022734

5022733

5022728

5022783

5022731

5022732

5022784

5022727

5022729

5022503

5022786

5023288

5022785

5022497

5022730

5022735

5025792

5026610

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)

Impacts

• ACE

Arbitrary code execution. Exploitation of vulnerabilities with this impact can lead to executing by abuser any code or commands at vulnerable machine or process.

• DoS

Denial of service. Exploitation of vulnerabilities with this impact can lead to loss of system availability or critical functional fault.

• PE

Privilege escalation. Exploitation of vulnerabilities with this impact can lead to performing by abuser actions, which are normally disallowed for current role.

Affected Products

• Microsoft .NET Framework 4.6.2Microsoft .NET Framework 3.5 AND 4.8Microsoft .NET Framework 3.5Microsoft Visual Studio 2022 version 17.4Microsoft .NET Framework 3.5.1Microsoft .NET Framework 3.5 AND 4.7.2Microsoft .NET Framework 2.0 Service Pack 2Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2Microsoft .NET Framework 4.8Microsoft .NET Framework 3.0 Service Pack 2Microsoft Visual Studio 2019 version 16.11 (includes 16.0 - 16.10)Microsoft Visual Studio 2017 version 15.9 (includes 15.0 - 15.8)Microsoft .NET Framework 3.5 AND 4.8.1Azure DevOps Server 2020.1.2Microsoft Visual Studio 2022 version 17.0Microsoft .NET Framework 3.5 and 4.6.2Microsoft Visual Studio 2022 version 17.2SQL Server Integration Services for Visual Studio 2019SQL Server Integration Services for Visual Studio 2022.NET 7.0.NET 6.0PowerShell 7.2