Security Updates for Microsoft Word Products (May 2021)

high Nessus Plugin ID 149399

Synopsis

The Microsoft Word Products are missing a security update.

Description

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

- A remote code execution vulnerability. An attacker can exploit this to bypass authentication and execute unauthorized arbitrary commands. (CVE-2021-31180)

Solution

Microsoft has released the following security updates to address this issue:
-KB5001919
-KB5001931

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?7dbdb2a7

http://www.nessus.org/u?6c507177

Plugin Details

Severity: High

ID: 149399

File Name: smb_nt_ms21_may_word.nasl

Version: 1.7

Type: local

Agent: windows

Published: 5/11/2021

Updated: 1/2/2024

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

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-2021-31180

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:word

Required KB Items: SMB/MS_Bulletin_Checks/Possible

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 5/11/2021

Vulnerability Publication Date: 5/11/2021

Reference Information

CVE: CVE-2021-31180

IAVA: 2021-A-0226-S

MSFT: MS21-5001919, MS21-5001931

MSKB: 5001919, 5001931