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7.5Alta

CVE-2026-32203.NET and Visual Studio Denial of Service Vulnerability

Microsoft .NET 10.0; Microsoft .NET 8.0; Microsoft .NET 9.0; Microsoft Microsoft Visual Studio 2022 version 17.12 Publicada: (hace 7 meses)

Descripción

Stack-based buffer overflow in .NET and Visual Studio allows an unauthorized attacker to deny service over a network.

Debilidad (CWE): CWE-121CWE-20CWE-787

Datos: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Se publican tal como los indican las fuentes, en inglés.

Productos y versiones afectados

FabricanteProductoVersiones
Microsoft Microsoft Visual Studio 2022 version 17.12 17.12.0 – < 17.12.19
Microsoft Microsoft Visual Studio 2022 version 17.14 17.14.0 – < 17.14.30
Microsoft Microsoft Visual Studio 2026 version 18.4 18.4.0 – < 18.4.4
microsoft .net 10.0.0 – < 10.0.6
Microsoft .NET 10.0 10.0.0 – < 10.0.6
Microsoft .NET 8.0 8.0.0 – < 8.0.26
Microsoft .NET 9.0 9.0.0 – < 9.0.15
microsoft visual studio 2022 17.12.0 – < 17.12.19
microsoft visual studio 2026 18.4.0 – < 18.4.4
Red Hat Red Hat Enterprise Linux 10 all versions
Red Hat Red Hat Enterprise Linux 10.0 Extended Update Support all versions
Red Hat Red Hat Enterprise Linux 8 all versions
Red Hat Red Hat Enterprise Linux 9 all versions
Red Hat Red Hat Enterprise Linux 9.4 Extended Update Support all versions
Red Hat Red Hat Enterprise Linux 9.6 Extended Update Support all versions
Red Hat Red Hat Hardened Images all versions

Referencias y parches

Coincidencias CPE (NVD) (6)
  • cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:* ≥ 10.0.0 < 10.0.6
  • cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:* ≥ 8.0.0 < 8.0.26
  • cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:* ≥ 9.0.0 < 9.0.15
  • cpe:2.3:a:microsoft:visual_studio_2022:*:*:*:*:*:*:*:* ≥ 17.12.0 < 17.12.19
  • cpe:2.3:a:microsoft:visual_studio_2022:*:*:*:*:*:-:*:* ≥ 17.14.0 < 17.14.30
  • cpe:2.3:a:microsoft:visual_studio_2026:*:*:*:*:*:*:*:* ≥ 18.4.0 < 18.4.4

CVE recientes del mismo producto — .NET

5.3Media
CVE-2026-120796

.NET Denial of Service Vulnerability

Microsoft .NET 11.0 installed on Linux; Microsoft .NET 11.0 installed on Mac OS; Microsoft .NET 11.0 installed on Windows; Microsoft System.Text.Json

Inefficient algorithmic complexity in .NET allows an unauthorized attacker to deny service over a network.

1.2%EPSS
7.5Alta
CVE-2026-118749

ASP.NET Core Denial of Service Vulnerability

Microsoft .NET 11.0 installed on Linux; Microsoft .NET 11.0 installed on Mac OS; Microsoft .NET 11.0 installed on Windows; Microsoft Microsoft Visual Studio 2026 version 18.12

Inefficient algorithmic complexity in ASP.NET Core allows an unauthorized attacker to deny service over a network.

1.1%EPSS
7.5Alta
CVE-2026-118748

ASP.NET Core Denial of Service Vulnerability

Microsoft .NET 11.0 installed on Linux; Microsoft .NET 11.0 installed on Mac OS; Microsoft .NET 11.0 installed on Windows; Microsoft Microsoft Visual Studio 2026 version 18.12

Allocation of resources without limits or throttling in ASP.NET Core allows an unauthorized attacker to deny service over a network.

1.1%EPSS
8.8Alta
CVE-2026-118745

Visual Studio Remote Code Execution Vulnerability

Microsoft .NET 10.0 installed on Windows; Microsoft .NET 11.0 installed on Windows; Microsoft .NET 8.0 installed on Windows; Microsoft .NET 9.0 installed on Windows

Heap-based buffer overflow in Visual Studio allows an unauthorized attacker to execute code over a network.

8.8Alta
CVE-2026-114159

Visual Studio Remote Code Execution Vulnerability

Microsoft .NET 10.0 installed on Windows; Microsoft .NET 11.0 installed on Windows; Microsoft .NET 8.0 installed on Windows; Microsoft .NET 9.0 installed on Windows

Heap-based buffer overflow in Visual Studio allows an unauthorized attacker to execute code over a network.