Security Updates for Microsoft Word Products (August 2020)

high Nessus Plugin ID 139507

Synopsis

The Microsoft Word Products are affected by multiple vulnerabilities.

Description

The Microsoft Word Products are missing security updates. It is, therefore, affected by multiple vulnerabilities :

- An information disclosure vulnerability exists when Microsoft Word improperly discloses the contents of its memory. An attacker who exploited the vulnerability could use the information to compromise the user’s computer or data. (CVE-2020-1502)

- An information disclosure vulnerability exists when Microsoft Word improperly discloses the contents of its memory. An attacker who exploited the vulnerability could use the information to compromise the users computer or data. (CVE-2020-1503, CVE-2020-1583)

Solution

Microsoft has released the following security updates to address this issue:
-KB4484494
-KB4484484
-KB4484474

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?e7fda134

http://www.nessus.org/u?a78c2b19

http://www.nessus.org/u?de5102e9

Plugin Details

Severity: High

ID: 139507

File Name: smb_nt_ms20_aug_word.nasl

Version: 1.10

Type: local

Agent: windows

Published: 8/11/2020

Updated: 2/26/2024

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Medium

Base Score: 4.3

Temporal Score: 3.2

Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:N/A:N

CVSS Score Source: CVE-2020-1583

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

Vulnerability Information

CPE: cpe:/a:microsoft:word

Required KB Items: SMB/MS_Bulletin_Checks/Possible

Exploit Ease: No known exploits are available

Patch Publication Date: 8/11/2020

Vulnerability Publication Date: 8/11/2020

Reference Information

CVE: CVE-2020-1502, CVE-2020-1503, CVE-2020-1583

IAVA: 2020-A-0359-S

MSFT: MS20-4484474, MS20-4484484, MS20-4484494

MSKB: 4484474, 4484484, 4484494