What is CVE-2021-31957?

CVE-2021-31957 is a security advisory published by Microsoft Security Response Center (MSRC) with High severity. ASP.NET Core Denial of Service Vulnerability

Which CVE IDs does CVE-2021-31957 cover?

CVE-2021-31957 covers the following CVE IDs: CVE-2021-31957. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of CVE-2021-31957?

CVE-2021-31957 has a CVSS v3 base score of 5.9, published by Microsoft Security Response Center (MSRC).

Which products are affected by CVE-2021-31957?

CVE-2021-31957 affects 7 products, including: .NET 5.0; .NET Core 3.1; Microsoft Visual Studio 2019 version 16.10 (includes 16.0 - 16.9); Microsoft Visual Studio 2019 version 16.4 (includes 16.0 - 16.3); Microsoft Visual Studio 2019 version 16.7 (includes 16.0 – 16.6); and others — see the full list on the advisory page.

CVE-2021-31957HighCVSS 5.9

ASP.NET Core Denial of Service Vulnerability

Vendor

Microsoft Security Response Center (MSRC)

Published

June 8, 2021

Last Modified

—

🔗 CVE IDs covered (1)

CVE-2021-31957 →

🎯 Affected products7

.NET 5.0
.NET Core 3.1
Microsoft Visual Studio 2019 version 16.10 (includes 16.0 - 16.9)
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)
Visual Studio 2019 for Mac version 8.10

✅ Remediation

KBRelease Notes (Security Update) — fixed build 16.4.23 KBRelease Notes (Security Update) — fixed build 16.7.16 KBRelease Notes (Security Update) — fixed build 16.9.7 KBRelease Notes (Security Update) — fixed build 16.10.1 KBRelease Notes (Security Update) — fixed build 8.10.1 KBRelease Notes (Security Update) — fixed build 3.1.16 KBRelease Notes (Security Update) — fixed build 5.0.7

🔗 References (8)

advisoryhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-31957
patchhttps://my.visualstudio.com/Downloads?q=Visual Studio 2019 version 16.4
patchhttps://my.visualstudio.com/Downloads?q=Visual Studio 2019 version 16.7
patchhttps://my.visualstudio.com/Downloads?q=Visual Studio 2019 version 16.9
patchhttp://aka.ms/vs/16/release/latest
patchhttps://visualstudio.microsoft.com/downloads
patchhttps://dotnet.microsoft.com/download/dotnet-core/3.1
patchhttps://dotnet.microsoft.com/download/dotnet/5.0