Input validation error in Microsoft products - CVE-2023-29331

Vulnerability identifier: #VU77235

CSH Severity: Medium

CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2023-29331

CWE-ID: CWE-20

Exploitation vector: Remote access

Exploit availability: No public exploit available

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input in .NET, .NET Framework, and Visual Studio. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.

Microsoft .NET Framework
.NET
SINEC PNI
Robotic Process Automation for Cloud Pak
Visual Studio
Amazon Linux AMI
Red Hat Enterprise Linux for ARM 64
Anolis OS
Red Hat CodeReady Linux Builder for Power, little endian
Red Hat CodeReady Linux Builder for IBM z Systems
Red Hat CodeReady Linux Builder for ARM 64
Red Hat CodeReady Linux Builder for x86_64
Red Hat Enterprise Linux for Power, little endian
Red Hat Enterprise Linux for IBM z Systems
Red Hat Enterprise Linux for x86_64
Red Hat CodeReady Linux Builder for x86_64 - Extended Update Support
Red Hat Enterprise Linux for ARM 64 - Extended Update Support
Red Hat Enterprise Linux Server - TUS
Red Hat Enterprise Linux for IBM z Systems - Extended Update Support
Red Hat Enterprise Linux Server - AUS
Red Hat Enterprise Linux for x86_64 - Extended Update Support
Ubuntu
dotnet-targeting-pack-6.0
dotnet-runtime-6.0
dotnet-hostfxr-6.0
aspnetcore-runtime-6.0
dotnet-host
dotnet-apphost-pack-6.0
aspnetcore-targeting-pack-6.0
dotnet6 (Ubuntu package)
aspnetcore-runtime-6.0 (Ubuntu package)
dotnet-hostfxr-6.0 (Ubuntu package)
dotnet-runtime-6.0 (Ubuntu package)
dotnet-sdk-6.0 (Ubuntu package)
dotnet-host (Ubuntu package)
dotnet6.0
rh-dotnet60-dotnet (Red Hat package)
dotnet6.0 (Red Hat package)
dotnet-sdk-6.0
dotnet
dotnet-sdk-6.0-source-built-artifacts
dotnet-templates-6.0
netstandard-targeting-pack-2.1
dotnet-host-7.0 (Ubuntu package)
dotnet-hostfxr-7.0 (Ubuntu package)
dotnet-runtime-7.0 (Ubuntu package)
dotnet-sdk-7.0 (Ubuntu package)
aspnetcore-runtime-7.0 (Ubuntu package)
dotnet7 (Ubuntu package)
dotnet7.0 (Red Hat package)
IBM Robotic Process Automation

Install updates from vendor's website.

SINEC PNI - update to 2.0
dotnet-targeting-pack-6.0 - update to 6.0.20-1.0.1
dotnet-runtime-6.0 - update to 6.0.20-1.0.1
dotnet-hostfxr-6.0 - update to 6.0.20-1.0.1
aspnetcore-runtime-6.0 - update to 6.0.20-1.0.1
dotnet-host - update to 6.0.20-1.0.1
dotnet-apphost-pack-6.0 - update to 6.0.20-1.0.1
aspnetcore-targeting-pack-6.0 - update to 6.0.20-1.0.1
dotnet6 (Ubuntu package) - addressed in versions 6.0.118-0ubuntu1~22.04.1, 6.0.118-0ubuntu1~22.10.1, 6.0.118-0ubuntu1~23.04.1, 6.0.119-0ubuntu1~22.04.1, 6.0.119-0ubuntu1~22.10.1, 6.0.119-0ubuntu1~23.04.1
aspnetcore-runtime-6.0 (Ubuntu package) - addressed in versions 6.0.118-0ubuntu1~22.04.1, 6.0.118-0ubuntu1~22.10.1, 6.0.118-0ubuntu1~23.04.1, 6.0.119-0ubuntu1~22.04.1, 6.0.119-0ubuntu1~22.10.1, 6.0.119-0ubuntu1~23.04.1
dotnet-hostfxr-6.0 (Ubuntu package) - addressed in versions 6.0.118-0ubuntu1~22.04.1, 6.0.118-0ubuntu1~22.10.1, 6.0.118-0ubuntu1~23.04.1, 6.0.119-0ubuntu1~22.04.1, 6.0.119-0ubuntu1~22.10.1, 6.0.119-0ubuntu1~23.04.1
dotnet-runtime-6.0 (Ubuntu package) - addressed in versions 6.0.118-0ubuntu1~22.04.1, 6.0.118-0ubuntu1~22.10.1, 6.0.118-0ubuntu1~23.04.1, 6.0.119-0ubuntu1~22.04.1, 6.0.119-0ubuntu1~22.10.1, 6.0.119-0ubuntu1~23.04.1
dotnet-sdk-6.0 (Ubuntu package) - addressed in versions 6.0.118-0ubuntu1~22.04.1, 6.0.118-0ubuntu1~22.10.1, 6.0.118-0ubuntu1~23.04.1, 6.0.119-0ubuntu1~22.04.1, 6.0.119-0ubuntu1~22.10.1, 6.0.119-0ubuntu1~23.04.1
dotnet-host (Ubuntu package) - addressed in versions 6.0.118-0ubuntu1~22.04.1, 6.0.118-0ubuntu1~22.10.1, 6.0.118-0ubuntu1~23.04.1, 6.0.119-0ubuntu1~22.04.1, 6.0.119-0ubuntu1~22.10.1, 6.0.119-0ubuntu1~23.04.1
dotnet6.0 - update to 6.0.118-1
rh-dotnet60-dotnet (Red Hat package) - update to 6.0.118-1.el7_9
dotnet6.0 (Red Hat package) - addressed in versions 6.0.118-1.el8_8, 6.0.118-1.el9_2, 6.0.120-1.el8_6, 6.0.120-1.el9_0
dotnet-sdk-6.0 - update to 6.0.120-1.0.1
dotnet - update to 6.0.120-1.0.1
dotnet-sdk-6.0-source-built-artifacts - update to 6.0.120-1.0.1
dotnet-templates-6.0 - update to 6.0.120-1.0.1
netstandard-targeting-pack-2.1 - update to 6.0.120-1.0.1
dotnet-host-7.0 (Ubuntu package) - addressed in versions 7.0.107-0ubuntu1~22.04.1, 7.0.107-0ubuntu1~22.10.1, 7.0.107-0ubuntu1~23.04.1, 7.0.108-0ubuntu1~22.04.1, 7.0.108-0ubuntu1~22.10.1, 7.0.108-0ubuntu1~23.04.1
dotnet-hostfxr-7.0 (Ubuntu package) - addressed in versions 7.0.107-0ubuntu1~22.04.1, 7.0.107-0ubuntu1~22.10.1, 7.0.107-0ubuntu1~23.04.1, 7.0.108-0ubuntu1~22.04.1, 7.0.108-0ubuntu1~22.10.1, 7.0.108-0ubuntu1~23.04.1
dotnet-runtime-7.0 (Ubuntu package) - addressed in versions 7.0.107-0ubuntu1~22.04.1, 7.0.107-0ubuntu1~22.10.1, 7.0.107-0ubuntu1~23.04.1, 7.0.108-0ubuntu1~22.04.1, 7.0.108-0ubuntu1~22.10.1, 7.0.108-0ubuntu1~23.04.1
dotnet-sdk-7.0 (Ubuntu package) - addressed in versions 7.0.107-0ubuntu1~22.04.1, 7.0.107-0ubuntu1~22.10.1, 7.0.107-0ubuntu1~23.04.1, 7.0.108-0ubuntu1~22.04.1, 7.0.108-0ubuntu1~22.10.1, 7.0.108-0ubuntu1~23.04.1
aspnetcore-runtime-7.0 (Ubuntu package) - addressed in versions 7.0.107-0ubuntu1~22.04.1, 7.0.107-0ubuntu1~22.10.1, 7.0.107-0ubuntu1~23.04.1, 7.0.108-0ubuntu1~22.04.1, 7.0.108-0ubuntu1~22.10.1, 7.0.108-0ubuntu1~23.04.1
dotnet7 (Ubuntu package) - addressed in versions 7.0.107-0ubuntu1~22.04.1, 7.0.107-0ubuntu1~22.10.1, 7.0.107-0ubuntu1~23.04.1, 7.0.108-0ubuntu1~22.04.1, 7.0.108-0ubuntu1~22.10.1, 7.0.108-0ubuntu1~23.04.1
dotnet7.0 (Red Hat package) - addressed in versions 7.0.107-1.el8_8, 7.0.107-1.el9_2
IBM Robotic Process Automation - addressed in versions 21.0.7.8, 23.0.8
Robotic Process Automation for Cloud Pak - addressed in versions 21.0.7.8, 23.0.8

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2023-29331

• Multiple vulnerabilities in Microsoft .NET, .NET Framework and Visual Studio
• Ubuntu update for dotnet6
• Red Hat Enterprise Linux 7 update for .NET 6.0
• Red Hat Enterprise Linux 9 update for .NET 6.0
• Red Hat Enterprise Linux 8 update for .NET 6.0
• Red Hat Enterprise Linux 9 update for .NET 7.0
• Red Hat Enterprise Linux 8 update for .NET 7.0
• Ubuntu update for dotnet6
• Red Hat Enterprise Linux 8.6 Extended Update Support update for .NET 6.0
• Red Hat Enterprise Linux 9.0 Extended Update Support update for .NET 6.0
• Input validation error in IBM Robotic Process Automation
• Multiple vulnerabilities in Siemens SINEC PNI
• Amazon Linux AMI update for dotnet6.0
• Anolis OS update for dotnet6.0