Security Updates for Microsoft Office Products (October 2018)

High Nessus Plugin ID 118010

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 vulnerabilities :

- A remote code execution vulnerability exists in Microsoft Word software when the software fails to properly handle objects in Protected View. 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-2018-8504)

- A remote code execution vulnerability exists in Microsoft PowerPoint software when the software fails to properly handle objects in Protected View. 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-2018-8501)

- A remote code execution vulnerability exists in Microsoft Excel software when the software fails to properly handle objects in Protected View. 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-2018-8502)

Solution

Microsoft has released the following security updates to address this issue:
-KB4461445
-KB4461437
-KB4092437
-KB4092483

See Also

http://www.nessus.org/u?25445b71

http://www.nessus.org/u?53432b66

http://www.nessus.org/u?730447ea

http://www.nessus.org/u?6093b2d8

Plugin Details

Severity: High

ID: 118010

File Name: smb_nt_ms18_oct_office.nasl

Version: 1.5

Type: local

Agent: windows

Published: 2018/10/09

Modified: 2018/11/15

Dependencies: 27524, 57033, 13855

Risk Information

Risk Factor: High

CVSS Score Source: manual

CVSS Score Rationale: Score based on analysis of the vendor advisory.

CVSS v2.0

Base Score: 9.3

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

CVSS v3.0

Base Score: 8.8

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

Vulnerability Information

CPE: cpe:/a:microsoft:office

Required KB Items: SMB/MS_Bulletin_Checks/Possible

Patch Publication Date: 2018/10/09

Vulnerability Publication Date: 2018/10/09

Reference Information

CVE: CVE-2018-8501, CVE-2018-8502, CVE-2018-8504

MSKB: 4461445, 4461437, 4092437, 4092483

MSFT: MS18-4461445, MS18-4461437, MS18-4092437, MS18-4092483