Security Update for Microsoft ASP.NET Core (February 2024) (CVE-2024-21386)

high Nessus Plugin ID 190545

Synopsis

The remote Windows host is affected by a ASP.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 denial of service as referenced in the vendor advisory.
- ASP.NET Core Denial of Service Vulnerability

Note that Nessus has not tested for these issues 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/en-us/download/dotnet/8.0

https://github.com/dotnet/announcements/issues/295

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-21386

http://www.nessus.org/u?0b5f551d

Plugin Details

Severity: High

ID: 190545

File Name: smb_nt_ms24_feb_aspdotnet_core.nasl

Version: 1.3

Type: local

Agent: windows

Published: 2/14/2024

Updated: 3/12/2024

Supported Sensors: Frictionless Assessment Agent, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 5.8

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

CVSS Score Source: CVE-2024-21386

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

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

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

Vulnerability Information

CPE: cpe:/a:microsoft:asp.net_core

Required KB Items: installed_sw/ASP .NET Core Windows

Exploit Ease: No known exploits are available

Patch Publication Date: 2/14/2024

Vulnerability Publication Date: 2/14/2024

Reference Information

CVE: CVE-2024-21386

IAVA: 2024-A-0093