Security Updates for Microsoft Office Web Apps (April 2018)

high Nessus Plugin ID 108974

Synopsis

The Microsoft Office Web Apps installation on the remote host is missing a security update.

Description

The Microsoft Office Web Apps installation on the remote host is missing a security update. It is, therefore, affected by the following vulnerability :

- A remote code execution vulnerability exists when the Office graphics component improperly handles specially crafted embedded fonts. An attacker who successfully exploited this vulnerability could take control of the affected system. An attacker could then install programs; view, change, or delete data; or create new accounts with full user rights. (CVE-2018-1028)

Solution

Microsoft has released the following security updates to address this issue:
-KB4018344
-KB4018360

See Also

http://www.nessus.org/u?880106b4

http://www.nessus.org/u?119b83ec

Plugin Details

Severity: High

ID: 108974

File Name: smb_nt_ms18_apr_office_web.nasl

Version: 1.4

Type: local

Agent: windows

Published: 4/10/2018

Updated: 11/8/2019

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

Base Score: 9.3

Temporal Score: 6.9

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

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:office_web_apps

Required KB Items: SMB/MS_Bulletin_Checks/Possible

Exploit Ease: No known exploits are available

Patch Publication Date: 4/10/2018

Vulnerability Publication Date: 4/10/2018

Reference Information

CVE: CVE-2018-1028

BID: 103641

MSFT: MS18-4018344, MS18-4018360

MSKB: 4018344, 4018360