Microsoft Edge (Chromium) < 89.0.774.77 Multiple Vulnerabilities

high Nessus Plugin ID 148565
New! Plugin Severity Now Using CVSS v3

The calculated severity for Plugins has been updated to use CVSS v3 by default. Plugins that do not have a CVSS v3 score will fall back to CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.

Synopsis

The remote host has an web browser installed that is affected by multiple vulnerabilities.

Description

The version of Microsoft Edge installed on the remote Windows host is prior to 89.0.774.77. It is, therefore, affected by multiple vulnerabilities as referenced in the April 14, 2021 advisory. Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Upgrade to Microsoft Edge version 89.0.774.77 or later.

See Also

http://www.nessus.org/u?119280b8

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-21206

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-21220

Plugin Details

Severity: High

ID: 148565

File Name: microsoft_edge_chromium_89_0_774_77.nasl

Version: 1.7

Type: local

Agent: windows

Family: Windows

Published: 4/15/2021

Updated: 6/3/2021

Dependencies: microsoft_edge_chromium_installed.nbin

Risk Information

CVSS Score Source: CVE-2021-21220

VPR

Risk Factor: Critical

Score: 9.6

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5.9

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

Temporal Vector: E:H/RL:OF/RC:C

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 8.4

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

Temporal Vector: E:H/RL:O/RC:C

Vulnerability Information

CPE: cpe:/a:microsoft:edge

Required KB Items: installed_sw/Microsoft Edge (Chromium), SMB/Registry/Enumerated

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 4/14/2021

Vulnerability Publication Date: 4/13/2021

Exploitable With

Metasploit (Google Chrome versions before 89.0.4389.128 V8 XOR Typer Out-Of-Bounds Access RCE)

Reference Information

CVE: CVE-2021-21206, CVE-2021-21220

IAVA: 2021-A-0176-S