Security Updates for Outlook (July 2020)

high Nessus Plugin ID 138470

Synopsis

The Microsoft Outlook application installed on the remote host is missing a security update.

Description

The Microsoft Outlook application installed on the remote host is missing a security update. It is, therefore, affected by the following vulnerability :

- A remote code execution vulnerability exists in Microsoft Outlook software when it fails to properly handle objects in memory. An attacker who successfully exploited the vulnerability could use a specially crafted file to perform actions in the security context of the current user. For example, the file could then take actions on behalf of the logged-on user with the same permissions as the current user. (CVE-2020-1349)

Solution

Microsoft has released the following security updates to address this issue:
-KB4484382
-KB4484363
-KB4484433

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?9e007355

http://www.nessus.org/u?3e119ca2

http://www.nessus.org/u?2abd39b0

Plugin Details

Severity: High

ID: 138470

File Name: smb_nt_ms20_jul_outlook.nasl

Version: 1.7

Type: local

Agent: windows

Published: 7/14/2020

Updated: 8/14/2020

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5

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

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

CVSS Score Source: CVE-2020-1349

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:outlook

Required KB Items: SMB/MS_Bulletin_Checks/Possible

Exploit Ease: No known exploits are available

Patch Publication Date: 7/14/2020

Vulnerability Publication Date: 7/14/2020

Reference Information

CVE: CVE-2020-1349

MSKB: 4484382, 4484363, 4484433

MSFT: MS20-4484382, MS20-4484363, MS20-4484433

IAVA: 2020-A-0308-S