CVE-2021-31957: ASP.NET Core Denial of Service Vulnerability

Overview

Severity

Medium (CVSS 5.9)

CVSS Vector

CVSS:3.1/AV:N/AC:H/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

2021-Jun

Released

2021-06-08

Last Updated

2021-06-08

EPSS Score

6.80% (percentile: 91.3%)

Affected Products (7)

Developer Tools

• Microsoft Visual Studio 2019 version 16.4 (includes 16.0 - 16.3)
• Microsoft Visual Studio 2019 version 16.7 (includes 16.0 – 16.6)
• Microsoft Visual Studio 2019 version 16.9 (includes 16.0 - 16.8)
• Microsoft Visual Studio 2019 version 16.10 (includes 16.0 - 16.9)
• Visual Studio 2019 for Mac version 8.10
• .NET Core 3.1
• .NET 5.0

Security Updates (7)

• Release Notes
• Release Notes
• Release Notes
• Release Notes
• Release Notes
• Release Notes
• Release Notes

Revision History

• 2021-06-08: Information published.
• 2021-06-08: Corrected CVE title. This is an informational change only.