Security Updates for Microsoft .NET Framework (July 2020)

high Nessus Plugin ID 138464

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Synopsis

The Microsoft .NET Framework installation on the remote host is missing a security update.

Description

The Microsoft .NET Framework installation on the remote host is missing a security update. It is, therefore, affected by the following vulnerability :

- A remote code execution vulnerability exists in .NET Framework, Microsoft SharePoint, and Visual Studio when the software fails to check the source markup of XML file input. An attacker who successfully exploited the vulnerability could run arbitrary code in the context of the process responsible for deserialization of the XML content. (CVE-2020-1147)

Solution

Microsoft has released security updates for Microsoft .NET Framework.

Plugin Details

Severity: High

ID: 138464

File Name: smb_nt_ms20_jul_dotnet.nasl

Version: 1.12

Type: local

Agent: windows

Family: Windows : Microsoft Bulletins

Published: 7/14/2020

Updated: 4/25/2023

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: High

Score: 7.4

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5.6

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

CVSS Score Source: CVE-2020-1147

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 7.2

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

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

Vulnerability Information

CPE: cpe:/a:microsoft:.net_framework

Required KB Items: SMB/MS_Bulletin_Checks/Possible

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 7/14/2020

Vulnerability Publication Date: 7/14/2020

CISA Known Exploited Vulnerability Due Dates: 5/3/2022

Exploitable With

Core Impact

Metasploit (SharePoint DataSet / DataTable Deserialization)

Reference Information

CVE: CVE-2020-1147

IAVA: 2020-A-0305-S

MSFT: MS20-4565489, MS20-4565508, MS20-4565511, MS20-4565513, MS20-4565627, MS20-4565628, MS20-4565630, MS20-4565631, MS20-4565633, MS20-4566466, MS20-4566467, MS20-4566468, MS20-4566469, MS20-4566516, MS20-4566517, MS20-4566518, MS20-4566519, MS20-4566520

MSKB: 4565489, 4565508, 4565511, 4565513, 4565627, 4565628, 4565630, 4565631, 4565633, 4566466, 4566467, 4566468, 4566469, 4566516, 4566517, 4566518, 4566519, 4566520

Detections

Analytics