What is CVE-2021-24112?

CVE-2021-24112 is a security advisory published by Microsoft Security Response Center (MSRC) with Critical severity. .NET Core Remote Code Execution Vulnerability

Which CVE IDs does CVE-2021-24112 cover?

CVE-2021-24112 covers the following CVE IDs: CVE-2021-24112. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of CVE-2021-24112?

CVE-2021-24112 has a CVSS v3 base score of 8.1, published by Microsoft Security Response Center (MSRC).

Which products are affected by CVE-2021-24112?

CVE-2021-24112 affects 5 products, including: .NET 5.0; .NET Core 2.1; .NET Core 3.1; Mono 6.12.0; Visual Studio 2019 for Mac.

CVE-2021-24112CriticalCVSS 8.1

.NET Core Remote Code Execution Vulnerability

Vendor

Microsoft Security Response Center (MSRC)

Published

February 9, 2021

Last Modified

—

🔗 CVE IDs covered (1)

CVE-2021-24112 →

📋 Description

How could an attacker exploit this vulnerability? When a .NET application utilizing libgdiplus on a non-Windows system accepts input, an attacker could send a specially crafted request that could result in remote code execution. Does this vulnerability affect applications running on Windows? No, Windows utilizes GDI+ to process these requests, and is not affected by this vulnerability.

🎯 Affected products5

.NET 5.0
.NET Core 2.1
.NET Core 3.1
Mono 6.12.0
Visual Studio 2019 for Mac

✅ Remediation

KBRelease Notes (Security Update)

🔗 References (6)

advisoryhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-24112
patchhttps://visualstudio.microsoft.com/vs/mac/
patchhttps://www.mono-project.com/download/stable/
patchhttps://dotnet.microsoft.com/download/dotnet-core/2.1
patchhttps://dotnet.microsoft.com/download/dotnet-core/3.1
patchhttps://dotnet.microsoft.com/download/dotnet/5.0