Security Updates for Microsoft Excel Products C2R (January 2022)

high Nessus Plugin ID 162045

Synopsis

The Microsoft Excel Products are missing a security update.

Description

The Microsoft Excel Products are missing a security update. It is, therefore, affected by the following vulnerabilities:

- Two remote code execution vulnerabilities. An attacker can exploit these to bypass authentication and execute unauthorized arbitrary commands. (CVE-2022-21840, CVE-2022-21841)

Solution

For Office 365, Office 2016 C2R, or Office 2019, ensure automatic updates are enabled or open any office app and manually perform an update.

See Also

http://www.nessus.org/u?fd4508ff

Plugin Details

Severity: High

ID: 162045

File Name: smb_nt_ms22_jan_excel_c2r.nasl

Version: 1.8

Type: local

Agent: windows

Family: Windows

Published: 6/10/2022

Updated: 6/10/2022

Supported Sensors: Nessus Agent

Risk Information

VPR

Risk Factor: High

Score: 7.4

CVSS v2

Risk Factor: High

Base Score: 9.3

Temporal Score: 6.9

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

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

CVSS Score Source: CVE-2022-21841

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: E:U/RL:O/RC:C

CVSS Score Source: CVE-2022-21840

Vulnerability Information

CPE: cpe:/a:microsoft:excel

Required KB Items: SMB/MS_Bulletin_Checks/Possible

Exploit Ease: No known exploits are available

Patch Publication Date: 1/11/2022

Vulnerability Publication Date: 1/11/2022

Reference Information

CVE: CVE-2022-21840, CVE-2022-21841

IAVA: 2022-A-0008-S