Security Update for Microsoft .NET Core (April 2024)

high Nessus Plugin ID 193142

Synopsis

The remote Windows host is affected by a .NET Core vulnerability

Description

The version of tested product installed on the remote host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the 2024_Apr_09 advisory.

- .NET, .NET Framework, and Visual Studio Remote Code Execution Vulnerability (CVE-2024-21409)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Update .NET Core, remove vulnerable packages and refer to vendor advisory.

See Also

https://dotnet.microsoft.com/download/dotnet/6.0

https://dotnet.microsoft.com/en-us/download/dotnet/7.0

https://dotnet.microsoft.com/en-us/download/dotnet/8.0

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-21409

https://support.microsoft.com/help/5037336

https://support.microsoft.com/help/5037337

https://support.microsoft.com/help/5037338

http://www.nessus.org/u?92b2301f

http://www.nessus.org/u?f5fb0bd4

http://www.nessus.org/u?f0b9f359

Plugin Details

Severity: High

ID: 193142

File Name: smb_nt_ms24_apr_dotnet_core.nasl

Version: 1.4

Type: local

Agent: windows

Family: Windows

Published: 4/10/2024

Updated: 5/17/2024

Supported Sensors: Frictionless Assessment Agent, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5

Vector: CVSS2#AV:L/AC:L/Au:S/C:C/I:C/A:C

CVSS Score Source: CVE-2024-21409

CVSS v3

Risk Factor: High

Base Score: 7.3

Temporal Score: 6.4

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/a:microsoft:.net_core

Required KB Items: installed_sw/.NET Core Windows

Exploit Ease: No known exploits are available

Patch Publication Date: 4/9/2024

Vulnerability Publication Date: 4/9/2024

Reference Information

CVE: CVE-2024-21409

IAVA: 2024-A-0218-S