Security Updates for Microsoft SharePoint Server 2019 (November 2020)

high Nessus Plugin ID 142807

Synopsis

The Microsoft SharePoint Server 2019 installation on the remote host is affected by multiple vulnerabilities.

Description

The Microsoft SharePoint Server 2019 installation on the remote host is missing security updates. It is, therefore, affected by multiple vulnerabilities :

- An Information Disclosure Vulnerability exists in Microsoft SharePoint. (CVE-2020-16979, CVE-2020-17017)

- A Spoofing Vulnerability exists in Microsoft SharePoint. (CVE-2020-17015, CVE-2020-17016, CVE-2020-17060)
- A Remote Code Execution Vulnerability exists in Microsoft SharePoint. (CVE-2020-17061)

Solution

Microsoft has released KB4486714 to address this issue.

See Also

http://www.nessus.org/u?8293d5bd

Plugin Details

Severity: High

ID: 142807

File Name: smb_nt_ms20_nov_office_sharepoint_2019.nasl

Version: 1.7

Type: local

Agent: windows

Published: 11/12/2020

Updated: 12/5/2022

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5

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

CVSS Score Source: CVE-2020-17017

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 7.7

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

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

CVSS Score Source: CVE-2020-17061

Vulnerability Information

CPE: cpe:/a:microsoft:sharepoint_server

Required KB Items: SMB/MS_Bulletin_Checks/Possible

Exploit Ease: No known exploits are available

Patch Publication Date: 11/10/2020

Vulnerability Publication Date: 11/10/2020

Reference Information

CVE: CVE-2020-16979, CVE-2020-17015, CVE-2020-17016, CVE-2020-17017, CVE-2020-17060, CVE-2020-17061

IAVA: 2020-A-0514-S

MSFT: MS20-4486714

MSKB: 4486714