Security Updates for Microsoft .NET Core (December 2022)

high Nessus Plugin ID 168747

Synopsis

The Microsoft .NET core installations on the remote host are affected by remote code execution vulnerability.

Description

A remote code execution vulnerability exists in .NET Core 3.1, .NET 6.0, and .NET 7.0, where a malicious actor could cause a user to run arbitrary code as a result of parsing maliciously crafted xps files.

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 Runtime to version 3.1.32 or 6.0.12 or 7.0.1.

See Also

https://support.microsoft.com/en-us/help/5021953

https://support.microsoft.com/en-us/help/5021954

https://support.microsoft.com/en-us/help/5021955

Plugin Details

Severity: High

ID: 168747

File Name: smb_nt_ms22_dec_dotnet_core.nasl

Version: 1.3

Type: local

Agent: windows

Published: 12/15/2022

Updated: 12/19/2022

Supported Sensors: Frictionless Assessment Agent

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Critical

Base Score: 10

Temporal Score: 7.4

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

Temporal Vector: CVSS2#E:U/RL:OF/RC:C

CVSS Score Source: CVE-2022-41089

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 7.7

Vector: CVSS:3.0/AV:N/AC:L/PR:N/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

Exploit Ease: No known exploits are available

Patch Publication Date: 12/13/2022

Vulnerability Publication Date: 12/13/2022

Reference Information

CVE: CVE-2022-41089

MSKB: 5021953, 5021954, 5021955

MSFT: MS22-5021953, MS22-5021954, MS22-5021955

IAVA: 2022-A-0526