Detections
Analytics

Security Updates for Internet Explorer (September 2020)

high Nessus Plugin ID 140428

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Synopsis

The Internet Explorer installation on the remote host is affected by multiple vulnerabilities.

Description

The Internet Explorer installation on the remote host is missing security updates. It is, therefore, affected by multiple vulnerabilities :

 - An elevation of privilege vulnerability exists in the way that the Wininit.dll handles objects in memory. An attacker who successfully exploited the vulnerability could execute code with elevated permissions. There are multiple ways an attacker could exploit the vulnerability: (CVE-2020-1012)

 - A remote code execution vulnerability exists in the way that Microsoft browsers access objects in memory. The vulnerability could corrupt memory in a way that could allow an attacker to execute arbitrary code in the context of the current user. An attacker who successfully exploited the vulnerability could gain the same user rights as the current user. (CVE-2020-0878)

Solution

Microsoft has released the following security updates to address this issue:
-KB4577010
 -KB4577051
 -KB4577064
 -KB4577066

See Also

http://www.nessus.org/u?573fa982

https://support.microsoft.com/en-us/help/4577066/windows-8-1-update

https://support.microsoft.com/en-us/help/4577051/windows-7-update

http://www.nessus.org/u?7633d626

Plugin Details

Severity: High

ID: 140428

File Name: smb_nt_ms20_sep_internet_explorer.nasl

Version: 1.9

Type: local

Agent: windows

Published: 9/8/2020

Updated: 4/25/2023

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

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-2020-1012

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 8.2

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:F/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:microsoft:windows

Required KB Items: SMB/MS_Bulletin_Checks/Possible

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 9/8/2020

Vulnerability Publication Date: 9/8/2020

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

Reference Information

CVE: CVE-2020-0878, CVE-2020-1012

IAVA: 2020-A-0408-S

MSFT: MS20-4577010, MS20-4577051, MS20-4577064, MS20-4577066

MSKB: 4577010, 4577051, 4577064, 4577066