Security Updates for Microsoft Office Products (May 2019)

high Nessus Plugin ID 125071
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 Microsoft Office Products are affected by multiple vulnerabilities.

Description

The Microsoft Office Products are missing security updates. It is, therefore, affected by multiple remote code execution vulnerabilities due to the way Microsoft Office Access Connectivity Engine improperly handles objects in memory. An attacker who successfully exploited these vulnerabilities could execute arbitrary code on a victim system. An attacker could exploit these vulnerabilities by enticing a victim to open a specially crafted file. The update addresses the vulnerabilities by correcting the way the Microsoft Office Access Connectivity Engine handles objects in memory.

Solution

Microsoft has released the following security updates to address this issue:
-KB4464567
-KB4464551
-KB4464561

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?ee105574

http://www.nessus.org/u?aa92f9b7

http://www.nessus.org/u?6fe6436e

http://www.nessus.org/u?c6fc9b1b

http://www.nessus.org/u?42ab6861

http://www.nessus.org/u?7b126882

Plugin Details

Severity: High

ID: 125071

File Name: smb_nt_ms19_may_office.nasl

Version: 1.9

Type: local

Agent: windows

Published: 5/14/2019

Updated: 1/30/2020

Dependencies: office_installed.nasl, smb_hotfixes.nasl, ms_bulletin_checks_possible.nasl

Risk Information

CVSS Score Source: CVE-2019-0947

VPR

Risk Factor: Medium

Score: 5.9

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 v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 6.8

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

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

Vulnerability Information

CPE: cpe:/a:microsoft:office

Required KB Items: SMB/MS_Bulletin_Checks/Possible

Exploit Ease: No known exploits are available

Patch Publication Date: 5/14/2019

Vulnerability Publication Date: 5/14/2019

Reference Information

CVE: CVE-2019-0945, CVE-2019-0946, CVE-2019-0947

MSKB: 4464567, 4464551, 4464561

MSFT: MS19-4464567, MS19-4464551, MS19-4464561