CVE-2024-43485: .NET and Visual Studio Denial of Service Vulnerability

Overview

Severity

High (CVSS 7.5)

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C

Category

Denial of Service

Exploit Status

Not Exploited

Exploitation Likelihood

Less Likely

Patch Tuesday

2024-Oct

Released

2024-10-08

Last Updated

2025-01-29

EPSS Score

0.74% (percentile: 72.9%)

Affected Products (15)

Developer Tools

• PowerShell 7.2
• PowerShell 7.4
• Microsoft Visual Studio 2022 version 17.6
• Microsoft Visual Studio 2022 version 17.8
• Microsoft Visual Studio 2022 version 17.10
• Microsoft Visual Studio 2022 version 17.11
• PowerShell 7.5 installed on MacOS
• PowerShell 7.5 installed on Linux
• PowerShell 7.5 installed on Windows
• .NET 8.0 installed on Linux
• .NET 6.0 installed on Linux
• .NET 6.0 installed on Windows
• .NET 8.0 installed on Mac OS
• .NET 6.0 installed on Mac OS
• .NET 8.0 installed on Windows

Security Updates (7)

• Release Notes
• Release Notes
• Release Notes
• Release Notes
• Release Notes
• 5045993
• 5045998

Acknowledgments

Eirik George Tsarpalis of Microsoft Corporation

Revision History

• 2024-10-08: Information published.
• 2024-10-09: Updated acknowledgment. This is an informational change only.
• 2024-10-23: Revised the Security Updates table to include PowerShell 7.2 and PowerShell 7.4 because these versions of PowerShell 7 are affected by this vulnerability. See https://github.com/PowerShell/Announcements/issues/71 for more information.
• 2025-01-29: Revised the Security Updates table to include PowerShell 7.5 installed on Windows, PowerShell 7.5 installed on Linux, and PowerShell 7.5 installed on MacOC because these versions of PowerShell 7 are affected by this vulnerability. See https://github.com/PowerShell/Announcements/issues/71 for more information.