Security Updates for Microsoft Office Viewer Products (January 2018)

high Nessus Plugin ID 105697

Synopsis

The Microsoft Office Viewer Products are affected by multiple vulnerabilities.

Description

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

- A remote code execution vulnerability exists in Microsoft Office software when the software fails to properly handle objects in memory. An attacker who successfully exploited the vulnerability could run arbitrary code in the context of the current user.
If the current user is logged on with administrative user rights, an attacker 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-2018-0796)

- An Office RTF remote code execution vulnerability exists in Microsoft Office software when the Office software fails to properly handle RTF files. An attacker who successfully exploited the vulnerability could run arbitrary code in the context of the current user. If the current user is logged on with administrative user rights, an attacker 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-2018-0797)

Solution

Microsoft has released the following security updates to address this issue:
-KB4011606
-KB4011641

See Also

http://www.nessus.org/u?7bc74327

http://www.nessus.org/u?de96d39f

Plugin Details

Severity: High

ID: 105697

File Name: smb_nt_ms18_jan_office_viewers.nasl

Version: 1.9

Type: local

Agent: windows

Published: 1/9/2018

Updated: 6/3/2021

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 Score Source: CVE-2018-0797

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

Vulnerability Information

CPE: cpe:/a:microsoft:word_viewer, cpe:/a:microsoft:excel_viewer

Required KB Items: SMB/MS_Bulletin_Checks/Possible

Exploit Ease: No known exploits are available

Patch Publication Date: 1/9/2018

Vulnerability Publication Date: 1/9/2018

Reference Information

CVE: CVE-2018-0796, CVE-2018-0797

BID: 102372, 102406

IAVA: 2018-A-0009-S

MSFT: MS18-4011606, MS18-4011641

MSKB: 4011606, 4011641